Question 1

The movement of molecules out of the digestive tract into circulation or the lymphatic system is ________.

Accepted Answer

A)   secretion
B)   peristalsis
C)   chemical digestion
D)   absorptionE) A) and D)
F) B) and C)

Question 2

What is the function of the gallbladder?

Accepted Answer

A)   Produce bile
B)   Store bicarbonate
C)   Add pigment to bile
D)   Store and concentrate bileE) All of the above
F) A) and B)

Question 3

The liver

Accepted Answer

A)   has two major lobes-caudate and quadrate.
B)   is located on the superior surface of the diaphragm.
C)   is not vascular.
D)   is located in the left upper quadrant of the abdomen.
E)   consists of two major lobes and two minor lobes.F) A) and E)
G) A) and D)

Question 4

The longitudinal layer of smooth muscle in the large intestinal wall forms three bands called the ________.

Accepted Answer

A)   teniae coli
B)   haustra
C)   coli longitudini
D)   omental appendages
E)   rugaeF) C) and D)
G) B) and D)

Question 5

Duodenal gland secretion prevents

Accepted Answer

A)   digestive enzyme release.
B)   release of bile from the liver.
C)   irritation of the duodenal mucosa by acidic chyme and digestive enzymes.
D)   the release of insulin.
E)   peristalsis.F) D) and E)
G) B) and D)

Question 6

Match the mesentery or membrane with its appropriate description.
-Lesser omentum

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) C) and D)
G) A) and D)

Question 7

Enzymes that digest carbohydrates include ________.

Accepted Answer

A)   peptidases
B)   amylase, maltase, and sucrase
C)   lipase
D)   maltase and lipase
E)   trypsin and chymotrypsinF) All of the above
G) B) and E)

Question 8

Which of the following cell types is correctly matched with its function?

Accepted Answer

A)   Endocrine cells - produce mucus
B)   Absorptive cells - produce digestive enzymes
C)   Granular cells - absorb nutrients
D)   Goblet cells - produce hormones
E)   Granular cells - produce granulesF) C) and D)
G) A) and E)

Question 9

Enzymes for the digestion of disaccharides are produced in the ________.

Accepted Answer

A)   mouth
B)   stomach
C)   pancreas
D)   small intestine
E)   liverF) C) and D)
G) A) and B)

Question 10

Which of the following is not a substance found in saliva?

Accepted Answer

A)   Hydrochloric acid
B)   Bicarbonate ion
C)   Amylase
D)   Mucin
E)   LysozymesF) C) and D)
G) A) and D)

Question 11

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

Question 12

A swollen uvula might interfere with which of the following?

Accepted Answer

A)   Mastication
B)   Deglutition and breathing
C)   Chemical digestion
D)   OlfactionE) A) and D)
F) B) and C)

Question 13

If gases are released as digestion of food begins in the stomach, where is it most likely to accumulate?

Accepted Answer

A)   Body
B)   Fundus
C)   Pyloric
D)   Both "Fundus" and "Pyloric" are correct.E) A) and D)
F) A) and C)

Question 14

Which of the following is NOT an accessory organ of the digestive tract?

Accepted Answer

A)   Esophagus
B)   Salivary glands
C)   Pancreas
D)   GallbladderE) B) and C)
F) All of the above

Question 15

Which of the following would inhibit both gastric secretion and gastric motility?

Accepted Answer

A)   Vagal stimulation
B)   Chewing and swallowing food
C)   Cholecystokinin (CCK) 
D)   Gastrin
E)   Large amounts of fiber in the dietF) C) and D)
G) B) and E)

Question 16

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

Accepted Answer

A)  Salivary glands
B)  Stomach
C)  Liver
D)  Small intestine
E)  PancreasF) B) and C)
G) C) and D)

Question 17

Lipid-soluble drugs placed under the tongue

Accepted Answer

A)   are more easily swallowed.
B)   can be detected by taste buds.
C)   are quickly dissolved and absorbed.
D)   are then easy to chew.
E)   are not readily absorbed.F) D) and E)
G) All of the above

Question 18

Which of the following events occurs because of the low pH of the stomach?

Accepted Answer

A)   Activation of salivary amylase
B)   Enhanced carbohydrate digestion
C)   Proper environment for functioning of pepsin
D)   Protein synthesis
E)   Lipid digestionF) B) and C)
G) B) and D)

Question 19

The hepatic lobule is a ________ -sided structure with a/an ________ triad at each corner and a central vein located in the center of each lobule.

Accepted Answer

A)   6; portal
B)   5; portal
C)   6; venous
D)   5; arterial
E)   6; arterialF) A) and E)
G) A) and B)

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 peristalsisF) A) and B)
G) D) and E)

Exam 24: Digestive System

The longitudinal layer of smooth muscle in the large intestinal wall forms three bands called the ________.

Correct AnswerverifiedShow Answer

Enzymes for the digestion of disaccharides are produced in the ________.

Correct AnswerverifiedShow Answer

If gases are released as digestion of food begins in the stomach, where is it most likely to accumulate?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Which of the following cell types is correctly matched with its function?

Correct AnswerverifiedShow Answer

The liver

Correct AnswerverifiedShow Answer

The movement of molecules out of the digestive tract into circulation or the lymphatic system is ________.

Correct AnswerverifiedShow Answer

The lips, cheek, and tongue all aid in ________.

Correct AnswerverifiedShow Answer

Which of the following would inhibit both gastric secretion and gastric motility?

Correct AnswerverifiedShow Answer

Which of the following is NOT an accessory organ of the digestive tract?

Correct AnswerverifiedShow Answer

Which of the following events occurs because of the low pH of the stomach?

Correct AnswerverifiedShow Answer

Match the secretion with the correct cell type. -Bile

Correct AnswerverifiedShow Answer

Lipid-soluble drugs placed under the tongue

Correct AnswerverifiedShow Answer

What is the function of the gallbladder?

Correct AnswerverifiedShow Answer

Match the mesentery or membrane with its appropriate description. -Lesser omentum

Correct AnswerverifiedShow Answer

The hepatic lobule is a ________ -sided structure with a/an ________ triad at each corner and a central vein located in the center of each lobule.

Correct AnswerverifiedShow Answer

Enzymes that digest carbohydrates include ________.

Correct AnswerverifiedShow Answer

A swollen uvula might interfere with which of the following?

Correct AnswerverifiedShow Answer

Duodenal gland secretion prevents

Correct AnswerverifiedShow Answer

Which of the following is not a substance found in saliva?

Correct AnswerverifiedShow Answer

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The hepatic lobule is a -sided structure with a/an triad at each corner and a central vein located in the center of each lobule.

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