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)  absorption 
A)  secretion 
B)  peristalsis 
C)  chemical digestion 
D)  absorption

Question 2

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

Accepted Answer

A)  Esophagus 
B)  Salivary glands 
C)  Pancreas 
D)  Gallbladder 
A)  Esophagus 
B)  Salivary glands 
C)  Pancreas 
D)  Gallbladder

Question 3

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

Question 4

Match the secretion with the correct cell type.
-Bile

Accepted Answer

A) Endocrine cells 
B) Hepatocyte 
C) Parietal cells 
D) Acinar cells 
E) Goblet cells 
A) Endocrine cells 
B) Hepatocyte 
C) Parietal cells 
D) Acinar cells 
E) Goblet cells

Question 5

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

Accepted Answer

A)  Hydrochloric acid 
B)  Bicarbonate ion 
C)  Amylase 
D)  Mucin 
E)  Lysozymes 
A)  Hydrochloric acid 
B)  Bicarbonate ion 
C)  Amylase 
D)  Mucin 
E)  Lysozymes

Question 6

A swollen uvula might interfere with which of the following?

Accepted Answer

A)  Mastication 
B)  Deglutition and breathing 
C)  Chemical digestion 
D)  Olfaction 
A)  Mastication 
B)  Deglutition and breathing 
C)  Chemical digestion 
D)  Olfaction

Question 7

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

Accepted Answer

A)  mouth 
B)  stomach 
C)  pancreas 
D)  small intestine 
E)  liver 
A)  mouth 
B)  stomach 
C)  pancreas 
D)  small intestine 
E)  liver

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 granules 
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 granules

Question 9

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. 
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.

Question 10

Enzymes that digest carbohydrates include ________.

Accepted Answer

A)  peptidases 
B)  amylase, maltase, and sucrase 
C)  lipase 
D)  maltase and lipase 
E)  trypsin and chymotrypsin 
A)  peptidases 
B)  amylase, maltase, and sucrase 
C)  lipase 
D)  maltase and lipase 
E)  trypsin and chymotrypsin

Question 11

What is the function of the gallbladder?

Accepted Answer

A)  Produce bile 
B)  Store bicarbonate 
C)  Add pigment to bile 
D)  Store and concentrate bile 
A)  Produce bile 
B)  Store bicarbonate 
C)  Add pigment to bile 
D)  Store and concentrate bile

Question 12

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

Question 13

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)  rugae 
A)  teniae coli 
B)  haustra 
C)  coli longitudini 
D)  omental appendages 
E)  rugae

Question 14

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. 
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.

Question 15

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 colon 
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 colon

Question 16

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

Question 17

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

Question 18

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

Question 19

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) Pancreas 
A) Salivary glands 
B) Stomach 
C) Liver 
D) Small intestine 
E) Pancreas

Question 20

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. 
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.

Exam 24: Digestive System

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

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

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

Match the secretion with the correct cell type. -Bile

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

A swollen uvula might interfere with which of the following?

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

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

Lipid-soluble drugs placed under the tongue

Enzymes that digest carbohydrates include ________.

What is the function of the gallbladder?

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

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

The liver

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

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

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

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.

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

Duodenal gland secretion prevents

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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.