Question 1

Match the mesenteries or membranes with its appropriate description.
-transverse mesocolon

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) B) and D)
G) A) and D)

Question 2

What is the function of enteric sensory neurons?

Accepted Answer

A)   detect changes in chemical composition of digestive tract contents
B)   stimulate or inhibit smooth muscle contraction in the digestive tract
C)   stimulate or inhibit glandular secretion in the digestive tract
D)   detect stretch of the digestive tract wall
E)   detect changes in chemical composition of digestive tract contents and detect stretch of the digestive tract wallF) A) and D)
G) C) and D)

Question 3

Which layer of the small intestine wall contains cells with microvilli?

Accepted Answer

A)   submucosa
B)   mucosa
C)   muscularis
D)   serosa
E)   adventitiaF) A) and B)
G) C) and D)

Question 4

Match the organ with the appropriate function.
-gallbladder

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) A) and B)

Question 5

Mastication

Accepted Answer

A)   increases the surface area of food particles.
B)   decreases the efficiency of digestion.
C)   occurs in both the mouth and stomach.
D)   is never under voluntary control.
E)   decreases the surface area of food particles.F) A) and D)
G) A) and E)

Question 6

How much saliva is generally produced each day?

Accepted Answer

A)   ½ - 1 L
B)   1 - 1½ L
C)   2 - 3 L
D)   4 - 5 LE) All of the above
F) C) and D)

Question 7

Match the secretion with the correct cell type.
-bile

Accepted Answer

A)  endocrine cells
B)  hepatocyte
C)  parietal cells
D)  acinar cells
E)  goblet cellsF) C) and D)
G) A) and B)

Question 8

Match the cell type with its function.
-endocrine cells

Accepted Answer

A)  produce hormones
B)  produce mucus
C)  may protect intestinal epithelium
D)  synthesize bile
E)  produce digestive enzymesF) A) and B)
G) B) and D)

Question 9

Which of the following enzymes is found in inactive form in pancreatic juice?

Accepted Answer

A)   bile
B)   trypsin
C)   sucrase
D)   pepsin
E)   lipaseF) B) and C)
G) A) and D)

Question 10

Insulin increases the rate of _____ transport into cells.

Accepted Answer

A)   sucrose
B)   fructose
C)   glucose
D)   galactose
E)   lactoseF) A) and E)
G) A) and C)

Question 11

Which of the following organs is part of the digestive tract or alimentary canal?

Accepted Answer

A)   salivary gland
B)   liver
C)   gallbladder
D)   stomach
E)   pancreasF) None of the above
G) B) and C)

Question 12

Food in the stomach is squeezed and mixed with gastric juices, forming a semiliquid called

Accepted Answer

A)   bolusin.
B)   chyme.
C)   bile.
D)   phlegm.
E)   feces.F) B) and D)
G) A) and B)

Question 13

Which of the following lipoproteins contains the highest percentage of cholesterol?

Accepted Answer

A)   LDL
B)   HDL
C)   VLDL
D)   chylomicron
E)   CDLF) A) and B)
G) A) and C)

Question 14

Fatty acids and certain lipids in the duodenum initiate the release of

Accepted Answer

A)   secretin and gastrin.
B)   cholecystokinin (CCK) .
C)   gastrin and histamine.
D)   somatostatin and CCK.
E)   insulin and glucagon.F) None of the above
G) A) and E)

Question 15

Functions of the liver include

Accepted Answer

A)   production of many blood proteins.
B)   interconversion of nutrients.
C)   detoxification of harmful chemicals.
D)   bile production.
E)   All of these are functions of the liver.F) B) and E)
G) A) and E)

Question 16

Which layer of the digestive tract is in direct contact with the food consumed?

Accepted Answer

A)   mucosa
B)   muscularis
C)   submucosa
D)   serosa
E)   peritoneumF) All of the above
G) A) and E)

Question 17

Most of the water that enters that digestive tract is removed by the body in urine.

Accepted Answer

A) True 
 B)False

Question 18

A cell needs a receptor in order to absorb LDL's. A disease that interferes with the functioning of these LDL receptors would

Accepted Answer

A)   increase serum cholesterol levels.
B)   decrease serum cholesterol levels.
C)   halt endocytosis.
D)   promote endocytosis.
E)   have no effect on serum cholesterol or endocytosis.F) B) and C)
G) All of the above

Question 19

Which of the following is NOT a type of propulsion in the digestive tract?

Accepted Answer

A)   peristalsis
B)   mass movement
C)   deglutition
D)   segmental contractionE) None of the above
F) C) and D)

Question 20

The lips, cheek, and tongue all aid in

Accepted Answer

A)   speech and swallowing.
B)   mastication, speech, and swallowing.
C)   mastication and swallowing.
D)   mastication and sense of taste.
E)   deglutition and peristalsis.F) D) and E)
G) C) and D)

Exam 24: Digestive System

Match the mesenteries or membranes with its appropriate description. -transverse mesocolon

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Which layer of the digestive tract is in direct contact with the food consumed?

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Functions of the liver include

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A cell needs a receptor in order to absorb LDL's. A disease that interferes with the functioning of these LDL receptors would

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Which layer of the small intestine wall contains cells with microvilli?

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How much saliva is generally produced each day?

Correct AnswerverifiedShow Answer

Food in the stomach is squeezed and mixed with gastric juices, forming a semiliquid called

Correct AnswerverifiedShow Answer

Most of the water that enters that digestive tract is removed by the body in urine.

Correct AnswerverifiedShow Answer

Fatty acids and certain lipids in the duodenum initiate the release of

Correct AnswerverifiedShow Answer

Which of the following is NOT a type of propulsion in the digestive tract?

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Match the cell type with its function. -endocrine cells

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Which of the following enzymes is found in inactive form in pancreatic juice?

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Match the secretion with the correct cell type. -bile

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Mastication

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Which of the following lipoproteins contains the highest percentage of cholesterol?

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The lips, cheek, and tongue all aid in

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Insulin increases the rate of _____ transport into cells.

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Match the organ with the appropriate function. -gallbladder

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What is the function of enteric sensory neurons?

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Which of the following organs is part of the digestive tract or alimentary canal?

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