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Biology Concepts and Investigations 2nd Edition Hoefnagels Test Bank

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Biology Concepts and Investigations 2nd Edition Hoefnagels Test Bank

ISBN-13: 978-0077295349

ISBN-10: 007729534X

 

Description

Biology Concepts and Investigations 2nd Edition Hoefnagels Test Bank

ISBN-13: 978-0077295349

ISBN-10: 007729534X

 

 

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Chapter 031 – Digestion and Animal Nutrition

 

Multiple Choice Questions

1. A nutrient is a substance that an organism uses for:

A. Growth

 

B. Metabolism

 

C. Maintenance

 

D. Repair of tissues

 

E. All are correct

 

2. In sequence of their occurrence, the four major steps that vertebrate organisms use to obtain and use food are:

A. Ingestion, digestion, absorption, and elimination

 

B. Ingestion, absorption, digestion, and elimination

 

C. Absorption, ingestion, digestion, and elimination

 

D. Absorption, digestion, ingestion, and elimination

 

E. Digestion, absorption, ingestion, and elimination

 

3. Animals that eat only plants are:

A. Omnivores

 

B. Herbivores

 

C. Carnivores

 

D. Detritivores

 

E. Insectivores

 

4. Animals that hunt and eat essentially only other animals are:

A. Omnivores

 

B. Carnivores

 

C. Herbivores

 

D. Detritivores

 

E. Folivores

 

5. Animals that consume decaying organic matter as their main source of food are:

A. Omnivores

 

B. Carnivores

 

C. Detritivores

 

D. Herbivores

 

E. Insectivores

 

6. Animals that eat a broad variety of foods, including plants and animals are:

A. Carnivores

 

B. Herbivores

 

C. Detritivores

 

D. Omnivores

 

E. Insectivores

 

7. Animals that drink their food are termed:

A. Bulk feeders

 

B. Substrate feeders

 

C. Suspension feeders

 

D. Deposit feeders

 

E. Fluid feeders

 

8. Animals that live in their food and eat it from the inside are termed:

A. Substrate feeders

 

B. Suspension feeders

 

C. Deposit feeders

 

D. Fluid feeders

 

E. Bulk feeders

 

9. Animals that strain their food from particles in water are termed:

A. Substrate feeders

 

B. Deposit feeders

 

C. Suspension feeders

 

D. Fluid feeders

 

E. Bulk feeders

 

10. Animals that strain partially decayed organic matter from soil are termed:

A. Substrate feeders

 

B. Suspension feeders

 

C. Fluid feeders

 

D. Deposit feeders

 

E. Bulk feeders

 

11. The only animals that rely solely on intracellular digestion are:

A. Earthworms

 

B. Sponges

 

C. Clams

 

D. Starfish

 

E. Jellyfish

 

12. In herbivores, cellulose is primarily broken down:

A. By powerful digestive enzymes produced by the herbivores stomach glands

 

B. By powerful digestive enzymes produced by the herbivores salivary glands

 

C. By helminthes living within the herbivore

 

D. By bacteria living within the herbivore gastrointestinal tract

 

E. By powerful digestive enzymes produced by the herbivores intestinal glands

 

13. In animals the pouch that forms the entrance to the large intestine is the:

A. Gastrovascular cavity

 

B. Rumen

 

C. Cecum

 

D. Anus

 

E. Appendix

 

14. The cecum is the largest in:

A. Protozoans

 

B. Omnivores

 

C. Carnivores

 

D. Herbivores

 

E. Detritivores

 

15. Which of the following is not considered to be a primary organ in the human digestive system?

A. Esophagus

 

B. Mouth

 

C. Liver

 

D. Stomach

 

E. Small intestine

 

16. Which of the following produces bile?

A. Gall bladder

 

B. Liver

 

C. Stomach

 

D. Pancreas

 

E. Appendix

 

17. The function of bile is to:

A. Digest proteins

 

B. Digest carbohydrates

 

C. Emulsify fats

 

D. Digest nucleotides

 

E. Emulsify proteins

 

18. The main site of food absorption in the human digestive system is the:

A. Stomach

 

B. Esophagus

 

C. Small intestine

 

D. Large intestine

 

E. Rectum

 

19. The main site of water and mineral absorption in the human digestive system is the:

A. Stomach

 

B. Esophagus

 

C. Small intestine

 

D. Large intestine

 

E. Rectum

 

20. Rhythmic smooth muscle contractions occurring along the human digestive system that propel food along the system are termed:

A. Countercurrent exchange

 

B. Phagocytosis

 

C. Peristalsis

 

D. Rumination

 

E. Sphincter contractions

 

21. Rings of muscle in the digestive tract that can open and close, regulating the movement of food into or out of parts of the digestive system are:

A. Rumens

 

B. Sphincters

 

C. Chymes

 

D. Villi

 

E. Uvulas

 

22. The enzyme that breaks down starch is:

A. Lipase

 

B. Lactase

 

C. Pepsin

 

D. Amylase

 

E. Bile

 

23. The enzyme that breaks down fats is:

A. Lactase

 

B. Amylase

 

C. Pepsin

 

D. Lipase

 

E. Bile

 

24. The enzyme that breaks down protein is:

A. Lipase

 

B. Lactase

 

C. Pepsin

 

D. Amylase

 

E. Bile

 

25. The enzyme that breaks down the main sugar found in milk is:

A. Lipase

 

B. Amylase

 

C. Lactase

 

D. Pepsin

 

E. Bile

 

26. The structure that covers the opening to the trachea during swallowing, thereby preventing food from entering the air passage way is the:

A. Epiglottis

 

B. Cecum

 

C. Rumen

 

D. Uvula

 

E. Soft palate

 

27. The muscular tube leading from the pharynx to the stomach is the:

A. Larynx

 

B. Trachea

 

C. Esophagus

 

D. Glottis

 

E. Bronchus

 

28. The semisolid mass of food and gastric juice in the human stomach is termed:

A. Feces

 

B. Chyme

 

C. Glottis

 

D. Cud

 

E. Mash

 

29. The three main regions of the human small intestine proceeding in sequence from the stomach to the large intestine are:

A. Duodenum, ileum, and jejunum

 

B. Ileum, duodenum, and jejunum

 

C. Ileum, jejunum, and duodenum

 

D. Jejunum, ileum, and duodenum

 

E. Duodenum, jejunum, and ileum

 

30. Tiny finger-like projections along the small intestine that are used to absorb nutrients are:

A. Cilia

 

B. Flagella

 

C. Villi

 

D. Pacinian corpuscles

 

E. Tentacles

 

31. The human large intestine is about _________________ in length.

A. Three feet

 

B. One foot

 

C. Five feet

 

D. Ten feet

 

E. Twenty feet

 

32. Which of the following is caused by a vitamin B1 (Thiamine) deficiency?

A. Scurvy

 

B. Rickets

 

C. Pellagra

 

D. Beriberi

 

E. Pernicious anemia

 

33. Which of the following is caused by a vitamin C deficiency?

A. Rickets

 

B. Beriberi

 

C. Scurvy

 

D. Pellagra

 

E. Pernicious anemia

 

34. Which of the following diseases is caused by a deficiency of vitamin D?

A. Rickets

 

B. Scurvy

 

C. Beriberi

 

D. Pellagra

 

E. Pernicious anemia

 

35. Which of the following diseases is caused by a deficiency of Niacin?

A. Scurvy

 

B. Pellagra

 

C. Rickets

 

D. Beriberi

 

E. Pernicious anemia

 

36. Which of the following diseases is caused by a deficiency of vitamin B12?

A. Scurvy

 

B. Rickets

 

C. Beriberi

 

D. Pellagra

 

E. Pernicious anemia

 

37. A primary source of vitamin C in our diets is:

A. Red meat

 

B. Beans

 

C. Citrus fruit

 

D. Fish

 

E. Nuts

 

38. The energy needed to raise one kilogram of water from 14.5 degrees centigrade to 15.5 degrees centigrade under controlled conditions is:

A. One kilocalorie

 

B. One calorie

 

C. One joule

 

D. One erg

 

E. One gram

 

39. Morbid obesity is defined as having a BMI (body mass index) of at least:

A. Ten to fifteen

 

B. Forty

 

C. Twenty

 

D. Twenty-five

 

E. Thirty

 

40. If a person eats large quantities of food and then intentionally vomits, constantly going through what are called binge and purge patterns, they most likely suffer from the eating disorder known as:

A. Anorexia nervosa

 

B. Morbid obesity

 

C. Copious intake

 

D. Hypoglycemia

 

E. Bulimia

 

41. In Western countries up to 10% of the population develops gastric ulcers, many due to Helicobacter pylori. One adaptation this bacteria has is to secrete urease which produces the base ammonia from urea. How would this contribute to Helicobacter pylori causing ulcers?

A. Ammonia could be used as a food source for bacteria

 

B. Ammonia would cause the ulcers

 

C. Ammonia would prevent the immune system from killing the bacteria

 

D. Ammonia would neutralize stomach acids allowing bacteria to grow

 

E. Ammonia would kill the bacteria

 

42. Beano is a product containing an enzyme that breaks down complex carbohydrates in beans and other vegetables, thereby reducing gas production when these foods are eaten. Why would humans need to take Beano to avoid gas?

A. If they don’t break down the complex carbohydrates, bacteria in their colon will

 

B. If they don’t break down the complex carbohydrates, bacteria in their small intestine will

 

C. Complex carbohydrates react with acid in the stomach to produce gas

 

D. Complex carbohydrates react with saliva in the mouth to produce gas

 

E. Complex carbohydrates cannot be broken down and cause constipation

 

43. Acid reflux would occur under which of the following conditions?

A. Stomach contents leak into the duodenum

 

B. Contents of the esophagus leak into the duodenum

 

C. Contents of the esophagus leak into the stomach

 

D. Stomach contents leak into the esophagus

 

E. Contents of the duodenum leak into the stomach

 

44. Antacids would be effective in which part of the digestive system?

A. Mouth

 

B. Esophagus

 

C. Small intestine

 

D. Stomach

 

E. Large intestine

 

45. Bile acid sequestrants are drugs that bind to bile acids in the intestines and prevent their normal reabsorption in the large intestine. How would bile acid sequestrants lower a patient’s blood cholesterol level?

A. Bile acids bind to cholesterol in the blood

 

B. Bile acids prevent cholesterol from being absorbed from the diet

 

C. More cholesterol would be converted into bile acids

 

D. Bile acids can be converted into cholesterol

 

E. Cholesterol requires bile acids to be soluble in the blood

 

46. When people with celiac disease eat foods or use products containing gluten, their immune system responds by damaging or destroying villi. Which of the following symptoms would a person with celiac disease have?

A. Decreased peristalsis

 

B. Increased pH in their intestines

 

C. Increased digestive enzymes in their intestines

 

D. Decreased absorption of nutrients

 

E. Decreased bile in their intestines

 

47. Crohn’s disease can affect any area of the GI tract, from the mouth to the anus, but it most commonly affects the lower part of the small intestine called the ____.

A. Jejunum

 

B. Duodenum

 

C. Ileum

 

D. Cecum

 

E. Colon

 

48. A person suffering from lactose intolerance cannot break down the disaccharide lactose. Where would lactose be found in a person with lactose intolerance, but not in a lactose tolerant person?

A. In the mouth

 

B. In the stomach

 

C. In the large intestine

 

D. In the small intestine

 

49. A person suffering from lactose intolerance cannot break down the disaccharide lactose. Why would a person with lactose intolerance have abdominal cramps?

A. The intestines get more energy from the lactose and grow in size, increasing abdominal pressure

 

B. The lactose is acidic, causing a peptic ulcer

 

C. Lactose is taken up into the blood stream increasing blood flow and abdominal pressure

 

D. More water enters the stomach, increasing in abdominal pressure

 

E. Bacteria break down the lactose releasing carbon dioxide gas

 

50. Each epithelial cell on the villi of the small intestine contains 500 microvilli. What is the purpose of these microvilli?

A. To increase surface area for food absorption

 

B. To beat and move food through the intestines

 

C. To contract and move food through the intestines

 

D. To release mucus that protects the intestines from infection

 

E. To release digestive enzymes

 

51. A person with pancreatitis would be predicted to have which of the following symptoms?

A. Decreased insulin and bile acid production

 

B. Decreased insulin production

 

C. Decreased digestive enzyme production

 

D. Decreased insulin and digestive enzyme production

 

E. Decreased bile acid production

 

52. Smelling food causes a hungry person to salivate. Which of the following begins to be digested in saliva?

A. Proteins

 

B. Fats

 

C. Carbohydrates

 

D. Nucleic acids

 

53. Soap is made by oxidizing fats. Bile acids are produced in the body by oxidizing cholesterol. Which of the following is a role of bile acids?

A. Oxidation of fats

 

B. Enzymatic digestion of proteins

 

C. Emulsifying fats

 

D. Neutralizing bases in the intestines

 

E. Producing acid for the stomach

 

54. It is estimated that more than 30 million Americans have gallstones, 80% of which are cholesterol stones. Which of the following could explain the presence of cholesterol in gallstones?

A. Cholesterol levels exceed the capacity of bile acids to digest them

 

B. Cholesterol cannot be converted into bile acids

 

C. Cholesterol dissolves well in water

 

D. Cholesterol levels exceed the capacity of bile acids to solubilize them

 

E. Cholesterol stops being produced by the liver

 

55. If a person has their gall bladder removed they are typically put on a low fat diet. Which of the following would explain this recommendation?

A. Bile acids cannot be produced

 

B. Bile acids cannot be removed from the intestines

 

C. Bile acids cannot be released following a meal

 

D. Lipase cannot be released following a meal

 

E. Lipase cannot be produced

 

56. Most multivitamins should be taken with a meal for which reason?

A. To provide the energy needed to use the vitamins

 

B. To help with the absorption of water soluble vitamins

 

C. To help with the absorption of fat soluble vitamins

 

D. To provide food for the vitamins to break down

 

E. To provide the energy needed to synthesize more vitamins

 

57. Botulism is caused by an infection with Clostridium botulinum. The bacteria release botulism toxin which prevents the release of acetylcholine at neuromuscular junctions. Which of the following would be inhibited in the gut of a person with botulism?

A. Blood circulation

 

B. Lymphatic circulation

 

C. Absorption of food

 

D. Peristalsis

 

E. Absorption of water

 

58. Botulism is caused by an infection with Clostridium botulinum. The bacteria release botulism toxin which prevents the release of acetylcholine at neuromuscular junctions. What advantage would the bacteria gain by secreting the toxin?

A. Avoid the immune system

 

B. Prevent the body from excreting the bacteria

 

C. Decrease removal of food from the gut

 

D. Increase respiration

 

E. Prevent other bacteria from growing in the gut

 

59. Cows emit up to 200 L of methane (CH4) through belching each day. The methane is produced by bacteria in their gut breaking down cellulose. The fact that cows belch methane and not carbon dioxide (CO2) suggests which of the following is occurring?

A. Aerobic fermentation

 

B. Anaerobic respiration

 

C. Anaerobic fermentation

 

D. Aerobic respiration

 

60. Unlike humans, cows emit up to 200 L of methane (CH4) through belching each day. Which of the following explains this difference?

A. Cows have a stomach

 

B. Cows have an intestine

 

C. Cows don’t have a pyloric sphincter

 

D. Cows don’t have an esophagus

 

E. Cows have a rumen

 

61. An Australian redback spider that eats her mate is which of the following?

A. Herbivore

 

B. Ruminant

 

C. Detritivore

 

D. Carnivore

 

E. Deposit feeder

 

62. A spider has both a mouth and anus, so it must have which of the following?

A. A gastrovascular cavity

 

B. An alimentary canal

 

C. A cecum

 

D. A rumen

 

E. A digestive cavity

 

63. An Australian redback spider has a complete digestive tract. What is the advantage of this over an incomplete digestive tract?

A. Absorption of food is more efficient

 

B. It doubles as a circulatory and digestive system

 

C. The food is broken into smaller particles and absorption of food is more efficient

 

D. The food is broken into smaller particles

 

E. It doubles as a circulatory and digestive system so absorption of food is more efficient

 

64. Which argument was made to conclude that by eating their mates Australian redback spiders were providing extra nutrients for their offspring?

A. The female spider is much larger than the male

 

B. Spiders that ate their mate did not produce more eggs

 

C. Female spiders mistook the males as prey

 

D. The female spider is much larger than the male and eating her mate did not increase the mass of eggs produced

 

E. Female spiders mistook the males as prey and eating her mate did not increase the mass of eggs produced

 

65. How do female Australian redback spiders avoid mistaking the males as prey?

A. The males are larger, so the females cannot eat them

 

B. They cannot, which is why the males get eaten

 

C. The males release pheromones

 

D. Elaborate courtship rituals

 

E. Spiders don’t eat other spiders

 

   

 

66. In figure 31.21, what is the dependent variable?

A. Copulation duration of the second male

 

B. If cannibalization occurred

 

C. If the males were sterile

 

D. Proportion of eggs fertilized by a second male

 

E. If the female ate the male

 

67. In figure 31.21, what is the independent variable?

A. Proportion of eggs fertilized by a second male

 

B. If cannibalization occurred

 

C. If the males were sterile

 

D. Copulation duration of the second male

 

E. If the female ate the male

 

68. What was the benefit to a male Australian redback spider that explains why it lets itself be cannibalized by its mate?

A. It did not become sterile

 

B. It provided nutrients for its young

 

C. There was no benefit to the male because it was now dead

 

D. It allowed the male to mate with more than one female

 

E. It fertilized more eggs

 

69. Sexual cannibalism in Australian redback spiders supports which definition of natural selection best?

A. Survival of the fittest

 

B. Evolution of the fittest

 

C. Reproduction of the fittest

 

D. Consumption of the fittest

 

E. Digestion of the fittest

 

70. Elaborate courtship rituals are an example of which of the following?

A. Sexual selection

 

B. Artificial selection

 

C. Directional selection

 

D. Post-zygotic selection

 

E. Stabilizing selection

 

 

True / False Questions

71. The giant panda has a very restricted habitat because of the giant panda’s diet of essentially only bamboo.

True    False

 

72. The solid waste that leaves the digestive tract of a vertebrate is called chyme.

True    False

 

73. The process by which a cell engulfs particulate matter is phagocytosis.

True    False

 

74. In herbivores the cecum is small because the food they ingest is easily digested.

True    False

 

75. The pyloric sphincter lies between the small intestine and large intestine, thereby controlling the movement of food into the large intestine.

True    False

 

76. The human small intestine is shorter than the large intestine.

True    False

 

77. The lining of both the stomach and small intestines is protected from digestive enzymes by a mucus secretion.

True    False

 

78. A person who is lactose intolerant may be able to eat dairy products such as yogurt because those products have already been fermented.

True    False

 

79. Acid reflux or “heartburn” is caused when the gastric juice moves back into the esophagus through the pyloric sphincter.

True    False

 

80. The trace mineral iron is necessary in humans for the transport of oxygen by hemoglobin molecules.

True    False

 

81. The disease scurvy is primarily caused by a lack of ascorbic acid in the diet.

True    False

 

82. An eating disorder in which a person refuses to maintain a normal body weight through starvation is anorexia nervosa.

True    False

 

83. The enzyme that begins the breakdown of starch is lipase.

True    False

 

 

 

Chapter 031 – Digestion and Animal Nutrition Key
 

Multiple Choice Questions

1. A nutrient is a substance that an organism uses for:

A. Growth

 

B. Metabolism

 

C. Maintenance

 

D. Repair of tissues

 

E. All are correct

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.04.01 Identify and explain the role of micronutrients and macronutrients.
SECTION: 31.04
TOPIC: Digestive System
 

 

2. In sequence of their occurrence, the four major steps that vertebrate organisms use to obtain and use food are:

A. Ingestion, digestion, absorption, and elimination

 

B. Ingestion, absorption, digestion, and elimination

 

C. Absorption, ingestion, digestion, and elimination

 

D. Absorption, digestion, ingestion, and elimination

 

E. Digestion, absorption, ingestion, and elimination

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.00.01 Explain how energy and nutrients are absorbed from food.
SECTION: 31.01
TOPIC: Digestive System
 

 

3. Animals that eat only plants are:

A. Omnivores

 

B. Herbivores

 

C. Carnivores

 

D. Detritivores

 

E. Insectivores

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.01.02 Compare and contrast the four ways animals process food.
SECTION: 31.01
TOPIC: Digestive System
 

 

4. Animals that hunt and eat essentially only other animals are:

A. Omnivores

 

B. Carnivores

 

C. Herbivores

 

D. Detritivores

 

E. Folivores

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.01.02 Compare and contrast the four ways animals process food.
SECTION: 31.01
TOPIC: Digestive System
 

 

5. Animals that consume decaying organic matter as their main source of food are:

A. Omnivores

 

B. Carnivores

 

C. Detritivores

 

D. Herbivores

 

E. Insectivores

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.01.02 Compare and contrast the four ways animals process food.
SECTION: 31.01
TOPIC: Digestive System
 

 

6. Animals that eat a broad variety of foods, including plants and animals are:

A. Carnivores

 

B. Herbivores

 

C. Detritivores

 

D. Omnivores

 

E. Insectivores

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.01.02 Compare and contrast the four ways animals process food.
SECTION: 31.01
TOPIC: Digestive System
 

 

7. Animals that drink their food are termed:

A. Bulk feeders

 

B. Substrate feeders

 

C. Suspension feeders

 

D. Deposit feeders

 

E. Fluid feeders

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.01.02 Compare and contrast the four ways animals process food.
SECTION: 31.01
TOPIC: Digestive System
 

 

8. Animals that live in their food and eat it from the inside are termed:

A. Substrate feeders

 

B. Suspension feeders

 

C. Deposit feeders

 

D. Fluid feeders

 

E. Bulk feeders

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.01.02 Compare and contrast the four ways animals process food.
SECTION: 31.01
TOPIC: Digestive System
 

 

9. Animals that strain their food from particles in water are termed:

A. Substrate feeders

 

B. Deposit feeders

 

C. Suspension feeders

 

D. Fluid feeders

 

E. Bulk feeders

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.01.02 Compare and contrast the four ways animals process food.
SECTION: 31.01
TOPIC: Digestive System
 

 

10. Animals that strain partially decayed organic matter from soil are termed:

A. Substrate feeders

 

B. Suspension feeders

 

C. Fluid feeders

 

D. Deposit feeders

 

E. Bulk feeders

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.01.02 Compare and contrast the four ways animals process food.
SECTION: 31.01
TOPIC: Digestive System
 

 

11. The only animals that rely solely on intracellular digestion are:

A. Earthworms

 

B. Sponges

 

C. Clams

 

D. Starfish

 

E. Jellyfish

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.01.02 Compare and contrast the four ways animals process food.
SECTION: 31.01
TOPIC: Digestive System
 

 

12. In herbivores, cellulose is primarily broken down:

A. By powerful digestive enzymes produced by the herbivores stomach glands

 

B. By powerful digestive enzymes produced by the herbivores salivary glands

 

C. By helminthes living within the herbivore

 

D. By bacteria living within the herbivore gastrointestinal tract

 

E. By powerful digestive enzymes produced by the herbivores intestinal glands

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.02.02 Compare and contrast the digestive tracts of ruminants, non-ruminant herbivores, and carnivores.
SECTION: 31.02
TOPIC: Digestive System
 

 

13. In animals the pouch that forms the entrance to the large intestine is the:

A. Gastrovascular cavity

 

B. Rumen

 

C. Cecum

 

D. Anus

 

E. Appendix

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.02.02 Compare and contrast the digestive tracts of ruminants, non-ruminant herbivores, and carnivores.
SECTION: 31.02
TOPIC: Digestive System
 

 

14. The cecum is the largest in:

A. Protozoans

 

B. Omnivores

 

C. Carnivores

 

D. Herbivores

 

E. Detritivores

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.02.02 Compare and contrast the digestive tracts of ruminants, non-ruminant herbivores, and carnivores.
SECTION: 31.02
TOPIC: Digestive System
 

 

15. Which of the following is not considered to be a primary organ in the human digestive system?

A. Esophagus

 

B. Mouth

 

C. Liver

 

D. Stomach

 

E. Small intestine

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.02.02 Compare and contrast the digestive tracts of ruminants, non-ruminant herbivores, and carnivores.
SECTION: 31.02
TOPIC: Digestive System
 

 

16. Which of the following produces bile?

A. Gall bladder

 

B. Liver

 

C. Stomach

 

D. Pancreas

 

E. Appendix

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.02.02 Compare and contrast the digestive tracts of ruminants, non-ruminant herbivores, and carnivores.
SECTION: 31.02
TOPIC: Digestive System
 

 

17. The function of bile is to:

A. Digest proteins

 

B. Digest carbohydrates

 

C. Emulsify fats

 

D. Digest nucleotides

 

E. Emulsify proteins

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.02.02 Compare and contrast the digestive tracts of ruminants, non-ruminant herbivores, and carnivores.
SECTION: 31.02
TOPIC: Digestive System
 

 

18. The main site of food absorption in the human digestive system is the:

A. Stomach

 

B. Esophagus

 

C. Small intestine

 

D. Large intestine

 

E. Rectum

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.03.03 Describe the digestive and absorptive activities of the small intestine, including its secretions.
SECTION: 31.03
TOPIC: Digestive System
 

 

19. The main site of water and mineral absorption in the human digestive system is the:

A. Stomach

 

B. Esophagus

 

C. Small intestine

 

D. Large intestine

 

E. Rectum

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.03.04 Explain the digestive activities associated with the large intestine, and the symbiotic relationships that enhance digestion.
SECTION: 31.04
TOPIC: Digestive System
 

 

20. Rhythmic smooth muscle contractions occurring along the human digestive system that propel food along the system are termed:

A. Countercurrent exchange

 

B. Phagocytosis

 

C. Peristalsis

 

D. Rumination

 

E. Sphincter contractions

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.03.01 Describe the digestive activities that occur in the mouth and indicate how food passes from the mouth to the stomach.
SECTION: 31.03
TOPIC: Digestive System
 

 

21. Rings of muscle in the digestive tract that can open and close, regulating the movement of food into or out of parts of the digestive system are:

A. Rumens

 

B. Sphincters

 

C. Chymes

 

D. Villi

 

E. Uvulas

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.03.01 Describe the digestive activities that occur in the mouth and indicate how food passes from the mouth to the stomach.
SECTION: 31.03
TOPIC: Digestive System
 

 

22. The enzyme that breaks down starch is:

A. Lipase

 

B. Lactase

 

C. Pepsin

 

D. Amylase

 

E. Bile

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.03.01 Describe the digestive activities that occur in the mouth and indicate how food passes from the mouth to the stomach.
SECTION: 31.03
TOPIC: Digestive System
 

 

23. The enzyme that breaks down fats is:

A. Lactase

 

B. Amylase

 

C. Pepsin

 

D. Lipase

 

E. Bile

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.03.03 Describe the digestive and absorptive activities of the small intestine, including its secretions.
SECTION: 31.03
TOPIC: Digestive System
 

 

24. The enzyme that breaks down protein is:

A. Lipase

 

B. Lactase

 

C. Pepsin

 

D. Amylase

 

E. Bile

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.03.02 Describe the digestive activities of and secretions produced by the stomach.
SECTION: 31.03
TOPIC: Digestive System
 

 

25. The enzyme that breaks down the main sugar found in milk is:

A. Lipase

 

B. Amylase

 

C. Lactase

 

D. Pepsin

 

E. Bile

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.03.01 Describe the digestive activities that occur in the mouth and indicate how food passes from the mouth to the stomach.
SECTION: 31.03
TOPIC: Digestive System
 

 

26. The structure that covers the opening to the trachea during swallowing, thereby preventing food from entering the air passage way is the:

A. Epiglottis

 

B. Cecum

 

C. Rumen

 

D. Uvula

 

E. Soft palate

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.03.01 Describe the digestive activities that occur in the mouth and indicate how food passes from the mouth to the stomach.
SECTION: 31.03
TOPIC: Digestive System
 

 

27. The muscular tube leading from the pharynx to the stomach is the:

A. Larynx

 

B. Trachea

 

C. Esophagus

 

D. Glottis

 

E. Bronchus

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.03.01 Describe the digestive activities that occur in the mouth and indicate how food passes from the mouth to the stomach.
SECTION: 31.03
TOPIC: Digestive System
 

 

28. The semisolid mass of food and gastric juice in the human stomach is termed:

A. Feces

 

B. Chyme

 

C. Glottis

 

D. Cud

 

E. Mash

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.03.02 Describe the digestive activities of and secretions produced by the stomach.
SECTION: 31.03
TOPIC: Digestive System
 

 

29. The three main regions of the human small intestine proceeding in sequence from the stomach to the large intestine are:

A. Duodenum, ileum, and jejunum

 

B. Ileum, duodenum, and jejunum

 

C. Ileum, jejunum, and duodenum

 

D. Jejunum, ileum, and duodenum

 

E. Duodenum, jejunum, and ileum

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.03.03 Describe the digestive and absorptive activities of the small intestine, including its secretions.
SECTION: 31.03
TOPIC: Digestive System
 

 

30. Tiny finger-like projections along the small intestine that are used to absorb nutrients are:

A. Cilia

 

B. Flagella

 

C. Villi

 

D. Pacinian corpuscles

 

E. Tentacles

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.03.03 Describe the digestive and absorptive activities of the small intestine, including its secretions.
SECTION: 31.03
TOPIC: Digestive System
 

 

31. The human large intestine is about _________________ in length.

A. Three feet

 

B. One foot

 

C. Five feet

 

D. Ten feet

 

E. Twenty feet

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.03.04 Explain the digestive activities associated with the large intestine, and the symbiotic relationships that enhance digestion.
SECTION: 31.03
TOPIC: Digestive System
 

 

32. Which of the following is caused by a vitamin B1 (Thiamine) deficiency?

A. Scurvy

 

B. Rickets

 

C. Pellagra

 

D. Beriberi

 

E. Pernicious anemia

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.04.01 Identify and explain the role of micronutrients and macronutrients.
SECTION: 31.04
TOPIC: Digestive System
 

 

33. Which of the following is caused by a vitamin C deficiency?

A. Rickets

 

B. Beriberi

 

C. Scurvy

 

D. Pellagra

 

E. Pernicious anemia

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.04.01 Identify and explain the role of micronutrients and macronutrients.
SECTION: 31.04
TOPIC: Digestive System
 

 

34. Which of the following diseases is caused by a deficiency of vitamin D?

A. Rickets

 

B. Scurvy

 

C. Beriberi

 

D. Pellagra

 

E. Pernicious anemia

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.04.01 Identify and explain the role of micronutrients and macronutrients.
SECTION: 31.04
TOPIC: Digestive System
 

 

35. Which of the following diseases is caused by a deficiency of Niacin?

A. Scurvy

 

B. Pellagra

 

C. Rickets

 

D. Beriberi

 

E. Pernicious anemia

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.04.01 Identify and explain the role of micronutrients and macronutrients.
SECTION: 31.04
TOPIC: Digestive System
 

 

36. Which of the following diseases is caused by a deficiency of vitamin B12?

A. Scurvy

 

B. Rickets

 

C. Beriberi

 

D. Pellagra

 

E. Pernicious anemia

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.04.01 Identify and explain the role of micronutrients and macronutrients.
SECTION: 31.04
TOPIC: Digestive System
 

 

37. A primary source of vitamin C in our diets is:

A. Red meat

 

B. Beans

 

C. Citrus fruit

 

D. Fish

 

E. Nuts

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.04.01 Identify and explain the role of micronutrients and macronutrients.
SECTION: 31.04
TOPIC: Digestive System
 

 

38. The energy needed to raise one kilogram of water from 14.5 degrees centigrade to 15.5 degrees centigrade under controlled conditions is:

A. One kilocalorie

 

B. One calorie

 

C. One joule

 

D. One erg

 

E. One gram

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.04.02 Explain how energy intake and output are regulated.
SECTION: 31.04
TOPIC: Digestive System
 

 

39. Morbid obesity is defined as having a BMI (body mass index) of at least:

A. Ten to fifteen

 

B. Forty

 

C. Twenty

 

D. Twenty-five

 

E. Thirty

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.04.02 Explain how energy intake and output are regulated.
SECTION: 31.04
TOPIC: Digestive System
 

 

40. If a person eats large quantities of food and then intentionally vomits, constantly going through what are called binge and purge patterns, they most likely suffer from the eating disorder known as:

A. Anorexia nervosa

 

B. Morbid obesity

 

C. Copious intake

 

D. Hypoglycemia

 

E. Bulimia

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.04.02 Explain how energy intake and output are regulated.
SECTION: 31.04
TOPIC: Digestive System
 

 

41. In Western countries up to 10% of the population develops gastric ulcers, many due to Helicobacter pylori. One adaptation this bacteria has is to secrete urease which produces the base ammonia from urea. How would this contribute to Helicobacter pylori causing ulcers?

A. Ammonia could be used as a food source for bacteria

 

B. Ammonia would cause the ulcers

 

C. Ammonia would prevent the immune system from killing the bacteria

 

D. Ammonia would neutralize stomach acids allowing bacteria to grow

 

E. Ammonia would kill the bacteria

 

BLOOM’S LEVEL: 4. Analyze
LEARNING OUTCOME: 31.03.02 Describe the digestive activities of and secretions produced by the stomach.
SECTION: 31.03
TOPIC: Digestive System
 

 

42. Beano is a product containing an enzyme that breaks down complex carbohydrates in beans and other vegetables, thereby reducing gas production when these foods are eaten. Why would humans need to take Beano to avoid gas?

A. If they don’t break down the complex carbohydrates, bacteria in their colon will

 

B. If they don’t break down the complex carbohydrates, bacteria in their small intestine will

 

C. Complex carbohydrates react with acid in the stomach to produce gas

 

D. Complex carbohydrates react with saliva in the mouth to produce gas

 

E. Complex carbohydrates cannot be broken down and cause constipation

 

BLOOM’S LEVEL: 4. Analyze
LEARNING OUTCOME: 31.03.04 Explain the digestive activities associated with the large intestine, and the symbiotic relationships that enhance digestion.
SECTION: 31.03
TOPIC: Digestive System
 

 

43. Acid reflux would occur under which of the following conditions?

A. Stomach contents leak into the duodenum

 

B. Contents of the esophagus leak into the duodenum

 

C. Contents of the esophagus leak into the stomach

 

D. Stomach contents leak into the esophagus

 

E. Contents of the duodenum leak into the stomach

 

BLOOM’S LEVEL: 2. Understand
LEARNING OUTCOME: 31.03.02 Describe the digestive activities of and secretions produced by the stomach.
SECTION: 31.03
TOPIC: Digestive System
 

 

44. Antacids would be effective in which part of the digestive system?

A. Mouth

 

B. Esophagus

 

C. Small intestine

 

D. Stomach

 

E. Large intestine

 

BLOOM’S LEVEL: 3. Apply
LEARNING OUTCOME: 31.03.02 Describe the digestive activities of and secretions produced by the stomach.
SECTION: 31.03
TOPIC: Digestive System
 

 

45. Bile acid sequestrants are drugs that bind to bile acids in the intestines and prevent their normal reabsorption in the large intestine. How would bile acid sequestrants lower a patient’s blood cholesterol level?

A. Bile acids bind to cholesterol in the blood

 

B. Bile acids prevent cholesterol from being absorbed from the diet

 

C. More cholesterol would be converted into bile acids

 

D. Bile acids can be converted into cholesterol

 

E. Cholesterol requires bile acids to be soluble in the blood

 

BLOOM’S LEVEL: 4. Analyze
LEARNING OUTCOME: 31.03.04 Explain the digestive activities associated with the large intestine, and the symbiotic relationships that enhance digestion.
SECTION: 31.03
TOPIC: Digestive System
 

 

46. When people with celiac disease eat foods or use products containing gluten, their immune system responds by damaging or destroying villi. Which of the following symptoms would a person with celiac disease have?

A. Decreased peristalsis

 

B. Increased pH in their intestines

 

C. Increased digestive enzymes in their intestines

 

D. Decreased absorption of nutrients

 

E. Decreased bile in their intestines

 

BLOOM’S LEVEL: 4. Analyze
LEARNING OUTCOME: 31.03.03 Describe the digestive and absorptive activities of the small intestine, including its secretions.
SECTION: 31.03
TOPIC: Digestive System
 

 

47. Crohn’s disease can affect any area of the GI tract, from the mouth to the anus, but it most commonly affects the lower part of the small intestine called the ____.

A. Jejunum

 

B. Duodenum

 

C. Ileum

 

D. Cecum

 

E. Colon

 

BLOOM’S LEVEL: 3. Apply
LEARNING OUTCOME: 31.03.03 Describe the digestive and absorptive activities of the small intestine, including its secretions.
SECTION: 31.03
TOPIC: Digestive System
 

 

48. A person suffering from lactose intolerance cannot break down the disaccharide lactose. Where would lactose be found in a person with lactose intolerance, but not in a lactose tolerant person?

A. In the mouth

 

B. In the stomach

 

C. In the large intestine

 

D. In the small intestine

 

BLOOM’S LEVEL: 3. Apply
LEARNING OUTCOME: 31.03.04 Explain the digestive activities associated with the large intestine, and the symbiotic relationships that enhance digestion.
SECTION: 31.03
TOPIC: Digestive System
 

 

49. A person suffering from lactose intolerance cannot break down the disaccharide lactose. Why would a person with lactose intolerance have abdominal cramps?

A. The intestines get more energy from the lactose and grow in size, increasing abdominal pressure

 

B. The lactose is acidic, causing a peptic ulcer

 

C. Lactose is taken up into the blood stream increasing blood flow and abdominal pressure

 

D. More water enters the stomach, increasing in abdominal pressure

 

E. Bacteria break down the lactose releasing carbon dioxide gas

 

BLOOM’S LEVEL: 3. Apply
LEARNING OUTCOME: 31.03.04 Explain the digestive activities associated with the large intestine, and the symbiotic relationships that enhance digestion.
SECTION: 31.03
TOPIC: Digestive System
 

 

50. Each epithelial cell on the villi of the small intestine contains 500 microvilli. What is the purpose of these microvilli?

A. To increase surface area for food absorption

 

B. To beat and move food through the intestines

 

C. To contract and move food through the intestines

 

D. To release mucus that protects the intestines from infection

 

E. To release digestive enzymes

 

BLOOM’S LEVEL: 2. Understand
LEARNING OUTCOME: 31.03.03 Describe the digestive and absorptive activities of the small intestine, including its secretions.
SECTION: 31.03
TOPIC: Digestive System
 

 

51. A person with pancreatitis would be predicted to have which of the following symptoms?

A. Decreased insulin and bile acid production

 

B. Decreased insulin production

 

C. Decreased digestive enzyme production

 

D. Decreased insulin and digestive enzyme production

 

E. Decreased bile acid production

 

BLOOM’S LEVEL: 3. Apply
LEARNING OUTCOME: 31.03.03 Describe the digestive and absorptive activities of the small intestine, including its secretions.
SECTION: 31.03
TOPIC: Digestive System
 

 

52. Smelling food causes a hungry person to salivate. Which of the following begins to be digested in saliva?

A. Proteins

 

B. Fats

 

C. Carbohydrates

 

D. Nucleic acids

 

BLOOM’S LEVEL: 2. Understand
LEARNING OUTCOME: 31.03.01 Describe the digestive activities that occur in the mouth and indicate how food passes from the mouth to the stomach.
SECTION: 31.03
TOPIC: Digestive System
 

 

53. Soap is made by oxidizing fats. Bile acids are produced in the body by oxidizing cholesterol. Which of the following is a role of bile acids?

A. Oxidation of fats

 

B. Enzymatic digestion of proteins

 

C. Emulsifying fats

 

D. Neutralizing bases in the intestines

 

E. Producing acid for the stomach

 

BLOOM’S LEVEL: 3. Apply
LEARNING OUTCOME: 31.03.03 Describe the digestive and absorptive activities of the small intestine, including its secretions.
SECTION: 31.03
TOPIC: Digestive System
 

 

54. It is estimated that more than 30 million Americans have gallstones, 80% of which are cholesterol stones. Which of the following could explain the presence of cholesterol in gallstones?

A. Cholesterol levels exceed the capacity of bile acids to digest them

 

B. Cholesterol cannot be converted into bile acids

 

C. Cholesterol dissolves well in water

 

D. Cholesterol levels exceed the capacity of bile acids to solubilize them

 

E. Cholesterol stops being produced by the liver

 

BLOOM’S LEVEL: 3. Apply
LEARNING OUTCOME: 31.03.03 Describe the digestive and absorptive activities of the small intestine, including its secretions.
SECTION: 31.03
TOPIC: Digestive System
 

 

55. If a person has their gall bladder removed they are typically put on a low fat diet. Which of the following would explain this recommendation?

A. Bile acids cannot be produced

 

B. Bile acids cannot be removed from the intestines

 

C. Bile acids cannot be released following a meal

 

D. Lipase cannot be released following a meal

 

E. Lipase cannot be produced

 

BLOOM’S LEVEL: 3. Apply
LEARNING OUTCOME: 31.03.03 Describe the digestive and absorptive activities of the small intestine, including its secretions.
SECTION: 31.03
TOPIC: Digestive System
 

 

56. Most multivitamins should be taken with a meal for which reason?

A. To provide the energy needed to use the vitamins

 

B. To help with the absorption of water soluble vitamins

 

C. To help with the absorption of fat soluble vitamins

 

D. To provide food for the vitamins to break down

 

E. To provide the energy needed to synthesize more vitamins

 

BLOOM’S LEVEL: 3. Apply
LEARNING OUTCOME: 31.04.01 Identify and explain the role of micronutrients and macronutrients.
SECTION: 31.04
TOPIC: Digestive System
 

 

57. Botulism is caused by an infection with Clostridium botulinum. The bacteria release botulism toxin which prevents the release of acetylcholine at neuromuscular junctions. Which of the following would be inhibited in the gut of a person with botulism?

A. Blood circulation

 

B. Lymphatic circulation

 

C. Absorption of food

 

D. Peristalsis

 

E. Absorption of water

 

BLOOM’S LEVEL: 4. Analyze
LEARNING OUTCOME: 31.03.01 Describe the digestive activities that occur in the mouth and indicate how food passes from the mouth to the stomach.
SECTION: 31.03
TOPIC: Digestive System
 

 

58. Botulism is caused by an infection with Clostridium botulinum. The bacteria release botulism toxin which prevents the release of acetylcholine at neuromuscular junctions. What advantage would the bacteria gain by secreting the toxin?

A. Avoid the immune system

 

B. Prevent the body from excreting the bacteria

 

C. Decrease removal of food from the gut

 

D. Increase respiration

 

E. Prevent other bacteria from growing in the gut

 

BLOOM’S LEVEL: 4. Analyze
LEARNING OUTCOME: 31.03.01 Describe the digestive activities that occur in the mouth and indicate how food passes from the mouth to the stomach.
SECTION: 31.03
TOPIC: Digestive System
 

 

59. Cows emit up to 200 L of methane (CH4) through belching each day. The methane is produced by bacteria in their gut breaking down cellulose. The fact that cows belch methane and not carbon dioxide (CO2) suggests which of the following is occurring?

A. Aerobic fermentation

 

B. Anaerobic respiration

 

C. Anaerobic fermentation

 

D. Aerobic respiration

 

BLOOM’S LEVEL: 4. Analyze
LEARNING OUTCOME: 31.02.02 Compare and contrast the digestive tracts of ruminants, non-ruminant herbivores, and carnivores.
SECTION: 31.02
TOPIC: Digestive System
 

 

60. Unlike humans, cows emit up to 200 L of methane (CH4) through belching each day. Which of the following explains this difference?

A. Cows have a stomach

 

B. Cows have an intestine

 

C. Cows don’t have a pyloric sphincter

 

D. Cows don’t have an esophagus

 

E. Cows have a rumen

 

BLOOM’S LEVEL: 3. Apply
LEARNING OUTCOME: 31.02.02 Compare and contrast the digestive tracts of ruminants, non-ruminant herbivores, and carnivores.
SECTION: 31.02
TOPIC: Digestive System
 

 

61. An Australian redback spider that eats her mate is which of the following?

A. Herbivore

 

B. Ruminant

 

C. Detritivore

 

D. Carnivore

 

E. Deposit feeder

 

BLOOM’S LEVEL: 3. Apply
LEARNING OUTCOME: 20.08.01 Describe the characteristics of arthropods.
LEARNING OUTCOME: 31.02.02 Compare and contrast the digestive tracts of ruminants, non-ruminant herbivores, and carnivores.
SECTION: 20.08
SECTION: 31.02
SECTION: 31.05
TOPIC: Animal Diversity
TOPIC: Digestive System
TOPIC: Investigating Life
 

 

62. A spider has both a mouth and anus, so it must have which of the following?

A. A gastrovascular cavity

 

B. An alimentary canal

 

C. A cecum

 

D. A rumen

 

E. A digestive cavity

 

BLOOM’S LEVEL: 3. Apply
LEARNING OUTCOME: 20.08.01 Describe the characteristics of arthropods.
LEARNING OUTCOME: 31.02.01 Compare and contrast the complete and incomplete digestive tracts.
SECTION: 20.08
SECTION: 31.02
SECTION: 31.05
TOPIC: Animal Diversity
TOPIC: Digestive System
TOPIC: Investigating Life
 

 

63. An Australian redback spider has a complete digestive tract. What is the advantage of this over an incomplete digestive tract?

A. Absorption of food is more efficient

 

B. It doubles as a circulatory and digestive system

 

C. The food is broken into smaller particles and absorption of food is more efficient

 

D. The food is broken into smaller particles

 

E. It doubles as a circulatory and digestive system so absorption of food is more efficient

 

BLOOM’S LEVEL: 2. Understand
LEARNING OUTCOME: 20.08.01 Describe the characteristics of arthropods.
LEARNING OUTCOME: 31.02.01 Compare and contrast the complete and incomplete digestive tracts.
SECTION: 20.08
SECTION: 31.02
SECTION: 31.05
TOPIC: Animal Diversity
TOPIC: Digestive System
TOPIC: Investigating Life
 

 

64. Which argument was made to conclude that by eating their mates Australian redback spiders were providing extra nutrients for their offspring?

A. The female spider is much larger than the male

 

B. Spiders that ate their mate did not produce more eggs

 

C. Female spiders mistook the males as prey

 

D. The female spider is much larger than the male and eating her mate did not increase the mass of eggs produced

 

E. Female spiders mistook the males as prey and eating her mate did not increase the mass of eggs produced

 

BLOOM’S LEVEL: 2. Understand
LEARNING OUTCOME: 20.08.01 Describe the characteristics of arthropods.
LEARNING OUTCOME: 31.04.02 Explain how energy intake and output are regulated.
SECTION: 20.08
SECTION: 31.04
SECTION: 31.05
TOPIC: Animal Diversity
TOPIC: Digestive System
TOPIC: Investigating Life
 

 

65. How do female Australian redback spiders avoid mistaking the males as prey?

A. The males are larger, so the females cannot eat them

 

B. They cannot, which is why the males get eaten

 

C. The males release pheromones

 

D. Elaborate courtship rituals

 

E. Spiders don’t eat other spiders

 

BLOOM’S LEVEL: 2. Understand
LEARNING OUTCOME: 13.02.01 Compare and contrast several forms of pre-zygotic and post-zygotic barriers to reproduction.
LEARNING OUTCOME: 31.04.02 Explain how energy intake and output are regulated.
SECTION: 13.02
SECTION: 31.04
SECTION: 31.05
TOPIC: Digestive System
TOPIC: Evolution-Speciation
TOPIC: Investigating Life
 

 

   

 

66. In figure 31.21, what is the dependent variable?

A. Copulation duration of the second male

 

B. If cannibalization occurred

 

C. If the males were sterile

 

D. Proportion of eggs fertilized by a second male

 

E. If the female ate the male

 

BLOOM’S LEVEL: 4. Analyze
LEARNING OUTCOME: 01.03.01 Identify standardized, dependent, and independent variables in an experiment.
LEARNING OUTCOME: 31.04.02 Explain how energy intake and output are regulated.
SECTION: 01.03
SECTION: 31.04
SECTION: 31.05
TOPIC: Digestive System
TOPIC: Investigating Life
 

 

67. In figure 31.21, what is the independent variable?

A. Proportion of eggs fertilized by a second male

 

B. If cannibalization occurred

 

C. If the males were sterile

 

D. Copulation duration of the second male

 

E. If the female ate the male

 

BLOOM’S LEVEL: 4. Analyze
LEARNING OUTCOME: 01.03.01 Identify standardized, dependent, and independent variables in an experiment.
LEARNING OUTCOME: 31.04.02 Explain how energy intake and output are regulated.
SECTION: 01.03
SECTION: 31.04
SECTION: 31.05
TOPIC: Digestive System
TOPIC: Investigating Life
 

 

68. What was the benefit to a male Australian redback spider that explains why it lets itself be cannibalized by its mate?

A. It did not become sterile

 

B. It provided nutrients for its young

 

C. There was no benefit to the male because it was now dead

 

D. It allowed the male to mate with more than one female

 

E. It fertilized more eggs

 

BLOOM’S LEVEL: 4. Analyze
LEARNING OUTCOME: 11.05.01 Explain how sexual selection can promote traits that decrease fitness.
LEARNING OUTCOME: 31.04.02 Explain how energy intake and output are regulated.
SECTION: 11.05
SECTION: 31.04
SECTION: 31.05
TOPIC: Digestive System
TOPIC: Evolution-Speciation
TOPIC: Investigating Life
 

 

69. Sexual cannibalism in Australian redback spiders supports which definition of natural selection best?

A. Survival of the fittest

 

B. Evolution of the fittest

 

C. Reproduction of the fittest

 

D. Consumption of the fittest

 

E. Digestion of the fittest

 

BLOOM’S LEVEL: 2. Understand
LEARNING OUTCOME: 11.05.01 Explain how sexual selection can promote traits that decrease fitness.
LEARNING OUTCOME: 31.04.02 Explain how energy intake and output are regulated.
SECTION: 11.05
SECTION: 31.04
SECTION: 31.05
TOPIC: Digestive System
TOPIC: Evolution-Speciation
TOPIC: Investigating Life
 

 

70. Elaborate courtship rituals are an example of which of the following?

A. Sexual selection

 

B. Artificial selection

 

C. Directional selection

 

D. Post-zygotic selection

 

E. Stabilizing selection

 

BLOOM’S LEVEL: 2. Understand
LEARNING OUTCOME: 11.05.01 Explain how sexual selection can promote traits that decrease fitness.
LEARNING OUTCOME: 31.04.02 Explain how energy intake and output are regulated.
SECTION: 11.05
SECTION: 31.04
SECTION: 31.05
TOPIC: Digestive System
TOPIC: Evolution-Speciation
TOPIC: Investigating Life
 

 

True / False Questions

71. The giant panda has a very restricted habitat because of the giant panda’s diet of essentially only bamboo.

TRUE

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.02.02 Compare and contrast the digestive tracts of ruminants, non-ruminant herbivores, and carnivores.
SECTION: 31.02
TOPIC: Digestive System
 

 

72. The solid waste that leaves the digestive tract of a vertebrate is called chyme.

FALSE

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.02.02 Compare and contrast the digestive tracts of ruminants, non-ruminant herbivores, and carnivores.
SECTION: 31.02
TOPIC: Digestive System
 

 

73. The process by which a cell engulfs particulate matter is phagocytosis.

TRUE

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.02.02 Compare and contrast the digestive tracts of ruminants, non-ruminant herbivores, and carnivores.
SECTION: 31.02
TOPIC: Digestive System
 

 

74. In herbivores the cecum is small because the food they ingest is easily digested.

FALSE

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.02.02 Compare and contrast the digestive tracts of ruminants, non-ruminant herbivores, and carnivores.
SECTION: 31.02
TOPIC: Digestive System
 

 

75. The pyloric sphincter lies between the small intestine and large intestine, thereby controlling the movement of food into the large intestine.

FALSE

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.03.02 Describe the digestive activities of and secretions produced by the stomach.
SECTION: 31.03
TOPIC: Digestive System
 

 

76. The human small intestine is shorter than the large intestine.

FALSE

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.03.03 Describe the digestive and absorptive activities of the small intestine, including its secretions.
SECTION: 31.03
TOPIC: Digestive System
 

 

77. The lining of both the stomach and small intestines is protected from digestive enzymes by a mucus secretion.

TRUE

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.03.03 Describe the digestive and absorptive activities of the small intestine, including its secretions.
SECTION: 31.03
TOPIC: Digestive System
 

 

78. A person who is lactose intolerant may be able to eat dairy products such as yogurt because those products have already been fermented.

TRUE

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.03.03 Describe the digestive and absorptive activities of the small intestine, including its secretions.
SECTION: 31.03
TOPIC: Digestive System
 

 

79. Acid reflux or “heartburn” is caused when the gastric juice moves back into the esophagus through the pyloric sphincter.

FALSE

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.03.02 Describe the digestive activities of and secretions produced by the stomach.
SECTION: 31.03
TOPIC: Digestive System
 

 

80. The trace mineral iron is necessary in humans for the transport of oxygen by hemoglobin molecules.

TRUE

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.04.01 Identify and explain the role of micronutrients and macronutrients.
SECTION: 31.04
TOPIC: Digestive System
 

 

81. The disease scurvy is primarily caused by a lack of ascorbic acid in the diet.

TRUE

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.04.01 Identify and explain the role of micronutrients and macronutrients.
SECTION: 31.04
TOPIC: Digestive System
 

 

82. An eating disorder in which a person refuses to maintain a normal body weight through starvation is anorexia nervosa.

TRUE

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.04.02 Explain how energy intake and output are regulated.
SECTION: 31.04
TOPIC: Digestive System
 

 

83. The enzyme that begins the breakdown of starch is lipase.

FALSE

 

BLOOM’S LEVEL: 1. Remember
LEARNING OUTCOME: 31.03.03 Describe the digestive and absorptive activities of the small intestine, including its secretions.
SECTION: 31.03
TOPIC: Digestive System
 

 

 

Chapter 031 – Digestion and Animal Nutrition Summary

Category # of Questions
BLOOM’S LEVEL: 1. Remember 53
BLOOM’S LEVEL: 2. Understand 8
BLOOM’S LEVEL: 3. Apply 12
BLOOM’S LEVEL: 4. Analyze 10
LEARNING OUTCOME: 01.03.01 Identify standardized, dependent, and independent variables in an experiment. 2
LEARNING OUTCOME: 11.05.01 Explain how sexual selection can promote traits that decrease fitness. 3
LEARNING OUTCOME: 13.02.01 Compare and contrast several forms of pre-zygotic and post-zygotic barriers to reproduction. 1
LEARNING OUTCOME: 20.08.01 Describe the characteristics of arthropods. 4
LEARNING OUTCOME: 31.00.01 Explain how energy and nutrients are absorbed from food. 1
LEARNING OUTCOME: 31.01.02 Compare and contrast the four ways animals process food. 9
LEARNING OUTCOME: 31.02.01 Compare and contrast the complete and incomplete digestive tracts. 2
LEARNING OUTCOME: 31.02.02 Compare and contrast the digestive tracts of ruminants, non-ruminant herbivores, and carnivores. 13
LEARNING OUTCOME: 31.03.01 Describe the digestive activities that occur in the mouth and indicate how food passes from the mouth to the stomach. 9
LEARNING OUTCOME: 31.03.02 Describe the digestive activities of and secretions produced by the stomach. 7
LEARNING OUTCOME: 31.03.03 Describe the digestive and absorptive activities of the small intestine, including its secretions. 15
LEARNING OUTCOME: 31.03.04 Explain the digestive activities associated with the large intestine, and the symbiotic relationships that enhance digestion. 6
LEARNING OUTCOME: 31.04.01 Identify and explain the role of micronutrients and macronutrients. 10
LEARNING OUTCOME: 31.04.02 Explain how energy intake and output are regulated. 11
SECTION: 01.03 2
SECTION: 11.05 3
SECTION: 13.02 1
SECTION: 20.08 4
SECTION: 31.01 10
SECTION: 31.02 15
SECTION: 31.03 36
SECTION: 31.04 22
SECTION: 31.05 10
TOPIC: Animal Diversity 4
TOPIC: Digestive System 83
TOPIC: Evolution-Speciation 4
TOPIC: Investigating Life 10