Question 1

Which of these organs has no active role in chemical digestion?

Accepted Answer

A)   mouth
B)   esophagus
C)   stomach
D)   small intestine
E)   large intestineF) D) and E)
G) A) and C)

Question 2

In the past, ulcers were treated by a bland diet and drugs to reduce the acidity of the stomach. Today, ulcers are often treated with antibiotics. What evidence caused the change in treatment?

Accepted Answer

A)   Experiments showed that antibiotics reduce stomach acidity better than the drugs used previously.
B)   Experiments showed that Helicobacter pylori infection was the cause of many ulcers.
C)   Experiments showed that the healing of ulcers required a more acidic, not a less acidic, environment.
D)   Experiments showed that bland diets actually led to an increase in ulcers.
E)   Experiments showed that ulcers were due to stress.F) A) and B)
G) A) and C)

Question 3

Which of the following is a function of the liver?

Accepted Answer

A)   the production of bile
B)   the production of blood proteins
C)   the removal of blood toxins
D)   the storage of iron and certain vitamins
E)   All of the answer choices describe functions of the liver.F) A) and D)
G) B) and C)

Question 4

Secretin, gastrin, and CCK in humans are

Accepted Answer

A)   all enzymes used to digest food.
B)   all hormones that control digestive secretions.
C)   all breakdown products of digestion.
D)   produced in the gut by an acid pH.
E)   proteins found in the intestinal submucosa.F) A) and B)
G) A) and C)

Question 5

Which of the following statements about proteins in the diet is true?

Accepted Answer

A)   Incomplete protein sources include meat, milk, and eggs.
B)   Legumes, seeds, nuts, and grains are complete sources of proteins.
C)   There is no limit to the amount of protein that should be consumed.
D)   Amino acids are stored in the body, so we do not need a regular supply of protein in the diet.
E)   Two servings of meat a day, each approximately the size of a deck of cards, is considered enough protein.F) B) and D)
G) B) and E)

Question 6

-In figure 14.1, which structure is the primary site for digestion and absorption of food?

Accepted Answer

A)   1
B)   2
C)   3
D)   4
E)   5F) B) and C)
G) None of the above

Question 7

Crohn's disease is considered an autoimmune disease.

Accepted Answer

A) True 
 B)False

Question 8

Which eating disorder is most likely due to a person being depressed?

Accepted Answer

A)   binge-eating disorder
B)   bulimia nervosa
C)   pica
D)   anorexia nervosa
E)   None of the answer choices is associated with depression.F) A) and B)
G) A) and C) A

Question 9

Which of the following will increase the risk of obesity?

Accepted Answer

A)   sedentary activities
B)   poor eating habits as a family
C)   excessive intake of fatty foods
D)   body fat content above 20% ideal body weight
E)   All of the answer choices will increase the likeliness of obesity.F) B) and C)
G) B) and D)

Question 10

Soft drinks are a good source of carbohydrates for the body.

Accepted Answer

A) True 
 B)False  False

Question 11

Water is absorbed primarily by the

Accepted Answer

A)   large intestine.
B)   duodenum.
C)   stomach.
D)   anal canal.
E)   esophagus.F) A) and C)
G) C) and D)

Question 12

Which association is correct?

Accepted Answer

A)   Periodontitis is a loss of bone and loosening of teeth that occurs in old age.
B)   Gingivitis is an inflammation of the gums that can spread to the periodontal membrane.
C)   The loss of 20 deciduous teeth is a natural process that occurs as a child.
D)   Tonsillitis is an inflammation of the tonsils.
E)   All of the answer choices are accurate associations.F) A) and B)
G) All of the above

Question 13

A person can fulfill all of their protein requirements without consuming any animal products.

Accepted Answer

A) True 
 B)False  True

Question 14

Considering the U.S.D.A. recommended diet, which of the following statements is true?

Accepted Answer

A)   Protein should come from only plant sources.
B)   Refined grain products are a good source of complex carbohydrates and fiber.
C)   The daily diet should contain large amounts of saturated fats.
D)   Whole-grained carbohydrates should be eaten rarely, if at all.
E)   Salt intake should be low.F) B) and D)
G) B) and C)

Question 15

Stacey is 5 foot 8 inches tall and weighs approximately 80 pounds, yet she thinks she is very fat. Which of the following accurately describes Stacey?

Accepted Answer

A)   Stacey most likely suffers from anorexia nervosa.
B)   Stacey is actually starving.
C)   Stacey has probably stopped menstruating.
D)   Stacey is in danger of dying.
E)   All the answer choices accurately describe Stacey.F) B) and E)
G) B) and C)

Question 16

Which of the following associations is true?

Accepted Answer

A)   Vitamin E is necessary for blood clotting.
B)   A deficiency in vitamin A can cause delayed healing of wounds.
C)   A vital source of vitamin K is deep yellow/orange vegetables.
D)   Vitamin E can be obtained from green leafy vegetables or whole grains.
E)   Vitamin D is necessary for proper calcium absorption.F) A) and E)
G) B) and D)

Question 17

In humans, digestion of starch begins in the

Accepted Answer

A)   mouth.
B)   esophagus.
C)   stomach.
D)   duodenum.
E)   large intestine.F) B) and D)
G) A) and B)

Question 18

Sodium is considered one of the major minerals needed in the human diet.

Accepted Answer

A) True 
 B)False

Question 19

If you vomit and stomach contents move out through the nose, there has been a failure of the

Accepted Answer

A)   reflex action of reverse peristalsis.
B)   trachea to cover the glottis.
C)   soft palate to close off the nasopharynx.
D)   larynx to move up.
E)   glottis to retain food.F) B) and E)
G) None of the above

Question 20

In what order does a dentist drill through tooth layers?

Accepted Answer

A)   dentin → enamel → pulp
B)   enamel → dentin → pulp
C)   enamel → pulp → dentin
D)   pulp → dentin → enamel
E)   dentin → pulp → enamelF) B) and D)
G) A) and E)

Exam 14: Digestive System and Nutrition

Which of these organs has no active role in chemical digestion?

Correct AnswerverifiedShow Answer

In the past, ulcers were treated by a bland diet and drugs to reduce the acidity of the stomach. Today, ulcers are often treated with antibiotics. What evidence caused the change in treatment?

Correct AnswerverifiedShow Answer

Which of the following is a function of the liver?

Correct AnswerverifiedShow Answer

Secretin, gastrin, and CCK in humans are

Correct AnswerverifiedShow Answer

Which of the following statements about proteins in the diet is true?

Correct AnswerverifiedShow Answer

-In figure 14.1, which structure is the primary site for digestion and absorption of food?

Correct AnswerverifiedShow Answer

Crohn's disease is considered an autoimmune disease.

Correct AnswerverifiedShow Answer

Which eating disorder is most likely due to a person being depressed?

Correct AnswerverifiedA

Which of the following will increase the risk of obesity?

Correct AnswerverifiedShow Answer

Soft drinks are a good source of carbohydrates for the body.

Correct AnswerverifiedFalse

Water is absorbed primarily by the

Correct AnswerverifiedShow Answer

Which association is correct?

Correct AnswerverifiedShow Answer

A person can fulfill all of their protein requirements without consuming any animal products.

Correct AnswerverifiedTrue

Considering the U.S.D.A. recommended diet, which of the following statements is true?

Correct AnswerverifiedShow Answer

Stacey is 5 foot 8 inches tall and weighs approximately 80 pounds, yet she thinks she is very fat. Which of the following accurately describes Stacey?

Correct AnswerverifiedShow Answer

Which of the following associations is true?

Correct AnswerverifiedShow Answer

In humans, digestion of starch begins in the

Correct AnswerverifiedShow Answer

Sodium is considered one of the major minerals needed in the human diet.

Correct AnswerverifiedShow Answer

If you vomit and stomach contents move out through the nose, there has been a failure of the

Correct AnswerverifiedShow Answer

In what order does a dentist drill through tooth layers?

Correct AnswerverifiedShow Answer

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False

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True

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