Question 1

Match the enzyme or hormone with the organ that produces it.
-secretin

Accepted Answer

A)  salivary glands
B)  stomach
C)  liver
D)  small intestine
E)  pancreasF) A) and E)
G) A) and D)

Question 2

Match the organ with the appropriate function.
-pharynx

Accepted Answer

A)  secretion of saliva
B)  manipulation of food
C)  swallowing
D)  storage of bile
E)  protection of small intestinal wallF) None of the above
G) B) and D)

Question 3

Which of the following is NOT a function of the stomach?

Accepted Answer

A)   storage
B)   protein digestion
C)   absorption of aspirin
D)   segmental contractionsE) A) and C)
F) None of the above

Question 4

Match the mesenteries or membranes with its appropriate description.
-coronary ligament

Accepted Answer

A)  mesentery of the small intestine
B)  serous membrane that covers organs
C)  attaches the liver to the diaphragm
D)  connects lesser curvature of stomach to the liver
E)  mesentery of the colonF) A) and B)
G) B) and C)

Question 5

The formation of HCl in the stomach involves the

Accepted Answer

A)   active transport of hydrogen ions from parietal cells into the lumen of the stomach.
B)   exchange of sodium ions for hydrogen ions in the transport process.
C)   active transport of chloride ions from parietal cells into the lumen of the stomach.
D)   exchange of sodium and bicarbonate ions.
E)   the combination of carbon dioxide and water.F) C) and D)
G) A) and D)

Question 6

The chemical digestion of the disaccharides occurs in the ______.

Accepted Answer

A)   Small intestine
B)   Large intestine
C)   Mouth
D)   Stomach
E)   EsophagusF) D) and E)
G) None of the above

Question 7

Nutrient-rich blood from the digestive tract comes to the liver by way of the

Accepted Answer

A)   hepatic artery.
B)   hepatic portal vein.
C)   hepatic vein.
D)   inferior vena cava.
E)   celiac trunk.F) B) and D)
G) B) and E)

Question 8

Match the organ with the function.
-stomach

Accepted Answer

A)  produces bile
B)  stores and concentrates bile
C)  primary site of chemical digestion
D)  produces intrinsic factor
E)  bacterial decompositionF) A) and E)
G) All of the above

Question 9

Saliva

Accepted Answer

A)   is produced only when there is food in the mouth.
B)   increases ulceration in the mouth.
C)   is responsible for peristalsis in the mouth.
D)   moistens food and begins starch digestion in the mouth.
E)   does not prevent bacterial infection in the mouth.F) A) and B)
G) B) and E)

Question 10

Arrange the following in order from largest to smallest: (1)  dipeptide
(2)  protein
(3)  amino acid
(4)  polypeptide

Accepted Answer

A)   3, 1, 4, 2
B)   4, 1, 2, 3
C)   2, 4, 1, 3
D)   1, 2, 3, 4
E)   2, 4, 3, 1F) A) and B)
G) B) and D)

Question 11

The abdominal cavity is lined with

Accepted Answer

A)   the omental bursa.
B)   mesenteries.
C)   the greater omentum.
D)   parietal peritoneum.
E)   superficial fascia.F) None of the above
G) B) and D)

Question 12

Inability of the pyloric sphincter to open would prevent

Accepted Answer

A)   food from entering the stomach.
B)   stomach acid from being released.
C)   digestive enzymes from being released.
D)   food from entering the small intestine.
E)   the making of chyme.F) B) and C)
G) A) and B)

Question 13

Match the enzyme or hormone with the organ that produces it.
-peptidases

Accepted Answer

A)  salivary glands
B)  stomach
C)  liver
D)  small intestine
E)  pancreasF) A) and B)
G) B) and C)

Question 14

What muscle forms the lips?

Accepted Answer

A)   buccinator muscle
B)   orbicularis oculi muscle
C)   orbicularis oris muscle
D)   labial frenulum muscleE) All of the above
F) B) and D)

Question 15

Which of the following might happen if a person begins laughing while swallowing a liquid?

Accepted Answer

A)   laryngeal constriction forcing liquid through the pharynx
B)   relaxation of the soft palate allowing liquid to enter the nasal cavity
C)   the tongue might be swallowed
D)   nothing - swallowing will be normal
E)   peristalsis will not beginF) A) and C)
G) B) and D)

Question 16

What are the two major neurotransmitters of the ENS in the digestive tract?

Accepted Answer

A)   epinephrine and serotonin
B)   epinephrine and norepinephrine
C)   acetylcholine and epinephrine
D)   norepinephrine and acetylcholineE) All of the above
F) None of the above

Question 17

LDL's are taken into a cell by the process of

Accepted Answer

A)   simple diffusion.
B)   osmosis.
C)   receptor mediated endocytosis.
D)   HDL carrier molecules.
E)   facilitated diffusion.F) B) and C)
G) A) and E)

Question 18

The role of acetylcholine in the digestive tract is to _________, while the role of norepinephrine is to ______.

Accepted Answer

A)   stimulate, stimulate
B)   stimulate, inhibit
C)   inhibit, inhibit
D)   inhibit, stimulateE) A) and C)
F) C) and D)

Question 19

Serum cholesterol levels are solely dependent on a person's dietary intake of cholesterol.

Accepted Answer

A) True 
 B)False

Question 20

Match the organ with the function.
-gall bladder

Accepted Answer

A)  produces bile
B)  stores and concentrates bile
C)  primary site of chemical digestion
D)  produces intrinsic factor
E)  bacterial decompositionF) A) and C)
G) A) and B)

Exam 24: Digestive System

What muscle forms the lips?

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Match the enzyme or hormone with the organ that produces it. -secretin

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Nutrient-rich blood from the digestive tract comes to the liver by way of the

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Match the organ with the function. -gall bladder

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What are the two major neurotransmitters of the ENS in the digestive tract?

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Match the organ with the function. -stomach

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Serum cholesterol levels are solely dependent on a person's dietary intake of cholesterol.

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The role of acetylcholine in the digestive tract is to _________, while the role of norepinephrine is to ______.

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Match the mesenteries or membranes with its appropriate description. -coronary ligament

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Which of the following is NOT a function of the stomach?

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Arrange the following in order from largest to smallest: (1) dipeptide (2) protein (3) amino acid (4) polypeptide

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LDL's are taken into a cell by the process of

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The chemical digestion of the disaccharides occurs in the ______.

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Match the enzyme or hormone with the organ that produces it. -peptidases

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Inability of the pyloric sphincter to open would prevent

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The formation of HCl in the stomach involves the

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The abdominal cavity is lined with

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Which of the following might happen if a person begins laughing while swallowing a liquid?

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Saliva

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Match the organ with the appropriate function. -pharynx

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The role of acetylcholine in the digestive tract is to ___, while the role of norepinephrine is to .

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