Question 1

Which of the following statements regarding the pancreas is true?

Accepted Answer

A)  The head of the pancreas lies in the curvature of the ileum. 
B)  The pancreatic duct carries both enzymes and hormones. 
C)  The pancreatic acinar cells secrete digestive enzymes. 
D)  The pancreas assists the stomach in the absorption of digested food. 
E)  The pancreas digests sugar. 
A)  The head of the pancreas lies in the curvature of the ileum. 
B)  The pancreatic duct carries both enzymes and hormones. 
C)  The pancreatic acinar cells secrete digestive enzymes. 
D)  The pancreas assists the stomach in the absorption of digested food. 
E)  The pancreas digests sugar.

Question 2

Match the cell type with its function.
-Absorptive cells

Accepted Answer

A) Produce hormones 
B) Produce mucus 
C) May protect intestinal epithelium 
D) Synthesize bile 
E) Produce digestive enzymes 
A) Produce hormones 
B) Produce mucus 
C) May protect intestinal epithelium 
D) Synthesize bile 
E) Produce digestive enzymes

Question 3

The enterogastric reflex can be triggered by

Accepted Answer

A)  distention of the duodenal wall. 
B)  the presence of food in the stomach. 
C)  increased pH in the duodenum. 
D)  the cerebral cortex. 
E)  the hormone secretin. 
A)  distention of the duodenal wall. 
B)  the presence of food in the stomach. 
C)  increased pH in the duodenum. 
D)  the cerebral cortex. 
E)  the hormone secretin.

Question 4

Secretions that are added as food moves through the GI tract assist in

Accepted Answer

A)  liquefying and digesting the food. 
B)  vitamin A and D production and storage. 
C)  distribution of nutrients throughout the body. 
D)  insulin production. 
E)  bile production. 
A)  liquefying and digesting the food. 
B)  vitamin A and D production and storage. 
C)  distribution of nutrients throughout the body. 
D)  insulin production. 
E)  bile production.

Question 5

Match the secretion with the correct cell type.
-Trypsin

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 6

The tongue

Accepted Answer

A)  secretes saliva. 
B)  plays a major role in swallowing. 
C)  contains a lot of connective and lymphatic tissues. 
D)  is attached to the hard palate. 
E)  functions in deglutition apnea. 
A)  secretes saliva. 
B)  plays a major role in swallowing. 
C)  contains a lot of connective and lymphatic tissues. 
D)  is attached to the hard palate. 
E)  functions in deglutition apnea.

Question 7

Which of the following enzymes is mismatched with its substrate?

Accepted Answer

A)  Pepsin - protein 
B)  Amylase - starch 
C)  Trypsin - nucleic acids 
D)  Lipase - fat 
E)  Deoxyribonucleases - DNA 
A)  Pepsin - protein 
B)  Amylase - starch 
C)  Trypsin - nucleic acids 
D)  Lipase - fat 
E)  Deoxyribonucleases - DNA

Question 8

Match the cell type with its function.
-Granular cells

Accepted Answer

A) Produce hormones 
B) Produce mucus 
C) May protect intestinal epithelium 
D) Synthesize bile 
E) Produce digestive enzymes 
A) Produce hormones 
B) Produce mucus 
C) May protect intestinal epithelium 
D) Synthesize bile 
E) Produce digestive enzymes

Question 9

Arrange the following structures in order from the small intestine to the rectum.
(1) Ascending colon
(2) Descending colon
(3) Sigmoid colon
(4) Transverse colon

Accepted Answer

A)  1, 2, 3, 4 
B)  1, 4, 2, 3 
C)  2, 3, 1, 4 
D)  2, 4, 1, 3 
E)  1, 4, 3, 2 
A)  1, 2, 3, 4 
B)  1, 4, 2, 3 
C)  2, 3, 1, 4 
D)  2, 4, 1, 3 
E)  1, 4, 3, 2

Question 10

The intestinal phase of gastric secretion

Accepted Answer

A)  is controlled by the entrance of acidic chyme into the duodenum. 
B)  leads to increased gastric secretion if duodenal pH falls below 2. 
C)  only stimulates gastric secretion. 
D)  will decrease gastric secretion when gastrin is released by the duodenum. 
E)  is controlled by the entrance of alkaline material into the small intestines. 
A)  is controlled by the entrance of acidic chyme into the duodenum. 
B)  leads to increased gastric secretion if duodenal pH falls below 2. 
C)  only stimulates gastric secretion. 
D)  will decrease gastric secretion when gastrin is released by the duodenum. 
E)  is controlled by the entrance of alkaline material into the small intestines.

Question 11

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 contraction 
A)  Peristalsis 
B)  Mass movement 
C)  Deglutition 
D)  Segmental contraction

Question 12

Match the enzyme or hormone with the organ that produces it.
-Cholecystokinin (CCK)

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 13

Match the secretion with the correct cell type.
-Hydrochloric acid

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 14

Which of the following is located closest to the rectum?

Accepted Answer

A)  Ascending colon 
B)  Descending colon 
C)  Transverse colon 
D)  Sigmoid colon 
E)  Cecum 
A)  Ascending colon 
B)  Descending colon 
C)  Transverse colon 
D)  Sigmoid colon 
E)  Cecum

Question 15

What is the function of the intrinsic muscles of the tongue?

Accepted Answer

A)  Sticking the tongue out 
B)  Moving the tongue side to side 
C)  Changing the tongue shape during swallowing 
D)  Retracting the tongue 
A)  Sticking the tongue out 
B)  Moving the tongue side to side 
C)  Changing the tongue shape during swallowing 
D)  Retracting the tongue

Question 16

What moves the bolus during the esophageal phase of deglutition?

Accepted Answer

A)  Pharyngeal constriction 
B)  Peristalsis 
C)  The tongue 
D)  Segmentation 
A)  Pharyngeal constriction 
B)  Peristalsis 
C)  The tongue 
D)  Segmentation

Question 17

The enterogastric reflex serves to ________.

Accepted Answer

A)  relax the stomach in preparation for swallowed food 
B)  stimulate acid and enzyme secretion when food enters the stomach 
C)  stimulate intestinal motility when there is food in the stomach 
D)  inhibit gastric motility when there is chyme in the small intestine 
E)  relax the ileocecal valve when chyme is on its way to the colon 
A)  relax the stomach in preparation for swallowed food 
B)  stimulate acid and enzyme secretion when food enters the stomach 
C)  stimulate intestinal motility when there is food in the stomach 
D)  inhibit gastric motility when there is chyme in the small intestine 
E)  relax the ileocecal valve when chyme is on its way to the colon

Question 18

Beginning at the lumen, the sequence of layers of the digestive tract wall is

Accepted Answer

A)  submucosa, mucosa, serous membrane, muscularis. 
B)  muscularis, lamina propria, submucosa, mucosa. 
C)  mucosa, submucosa, muscularis, serosa. 
D)  peritoneum, submucosa, mucosa, lamina propria. 
E)  submucosa, mucosa, adventitia, muscularis. 
A)  submucosa, mucosa, serous membrane, muscularis. 
B)  muscularis, lamina propria, submucosa, mucosa. 
C)  mucosa, submucosa, muscularis, serosa. 
D)  peritoneum, submucosa, mucosa, lamina propria. 
E)  submucosa, mucosa, adventitia, muscularis.

Question 19

What is the main stimulus for bile secretion from the gallbladder?

Accepted Answer

A)  Cholecystokinin (CCK) 
B)  Vagal stimulation 
C)  Secretin 
D)  Large amounts of protein in the chyme 
A)  Cholecystokinin (CCK) 
B)  Vagal stimulation 
C)  Secretin 
D)  Large amounts of protein in the chyme

Question 20

Cholecystokinin is produced by endocrine cells of the ________.

Accepted Answer

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

Exam 24: Digestive System

Which of the following statements regarding the pancreas is true?

Match the cell type with its function. -Absorptive cells

The enterogastric reflex can be triggered by

Secretions that are added as food moves through the GI tract assist in

Match the secretion with the correct cell type. -Trypsin

The tongue

Which of the following enzymes is mismatched with its substrate?

Match the cell type with its function. -Granular cells

Arrange the following structures in order from the small intestine to the rectum. (1) Ascending colon (2) Descending colon (3) Sigmoid colon (4) Transverse colon

The intestinal phase of gastric secretion

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

Match the enzyme or hormone with the organ that produces it. -Cholecystokinin (CCK)

Match the secretion with the correct cell type. -Hydrochloric acid

Which of the following is located closest to the rectum?

What is the function of the intrinsic muscles of the tongue?

What moves the bolus during the esophageal phase of deglutition?

The enterogastric reflex serves to ________.

Beginning at the lumen, the sequence of layers of the digestive tract wall is

What is the main stimulus for bile secretion from the gallbladder?

Cholecystokinin is produced by endocrine cells of the ________.

The Human Organism

The Chemical Basis of Life

Cell Biology

Tissues

Integumentary System

Skeletal System: Bones and Bone Tissue

Skeletal System: Gross Anatomy

Joint and Movement

Muscular System: Histology and Physiology

Muscular System: Gross Anatomy

Functional Organization of Nervous Tissue

Spinal Cord and Spinal Nerves

Brain and Cranial Nerves

Integration of Nervous System Functions

The Special Senses

Autonomic Nervous System

Functional Organization of the Endocrine System

Endocrine Glands

Cardiovascular System: Blood

Cardiovascular System: the Heart

Cardiovascular System: Blood Vessels and Circulation

Lymphatic System and Immunity

Respiratory System

Nutrition, Metabolism, and Temperature Regulation

Urinary System

Water, Electrolyte, and Acid-Base Balance

Reproductive System

Development, Growth, Aging, and Genetics

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