Question 1

Which statement is NOT true for peristaltic antral contractions?

Accepted Answer

A)  They occur at a rate of 10/min. 
B)  They are responsible for emptying food into the duodenum. 
C)  They are responsible for mixing food and gastric enzymes within the antrum. 
A)  They occur at a rate of 10/min. 
B)  They are responsible for emptying food into the duodenum. 
C)  They are responsible for mixing food and gastric enzymes within the antrum.

Question 2

Match the digestive enzyme with the correct characteristic by using the answer code:
-only enzyme for fat digestion

Accepted Answer

A) amylase 
B) trypsin 
C) chymotrypsin 
D) lipase 
A) amylase 
B) trypsin 
C) chymotrypsin 
D) lipase

Question 3

Venous flow into the liver is via the __________

Accepted Answer

A)  hepatic vein 
B)  hepatic portal system 
C)  sinusoidal system 
D)  mesenteric system 
A)  hepatic vein 
B)  hepatic portal system 
C)  sinusoidal system 
D)  mesenteric system

Question 4

Indicate which item in the top column best describes the item in the bottom column by using the answer code:
-cholecystokinin

Accepted Answer

A) secretes NaHCO3 
B) enzyme for protein digestion secreted by pancreas 
C) activates pepsinogen 
D) enzyme for fat digestion 
E) functions inside brush border
F)secretes gastrin
G)stimulates parietal and chief cells
H)enzyme for carbohydrate digestion that functions primarily in the body of the stomach
I)secreted by chief cells
J)secretes pancreatic enzymes
K)secreted by duodenal cells in response to the presence of acid
L)stimulates pancreatic acinar cells 
A) secretes NaHCO3 
B) enzyme for protein digestion secreted by pancreas 
C) activates pepsinogen 
D) enzyme for fat digestion 
E) functions inside brush border
F)secretes gastrin
G)stimulates parietal and chief cells
H)enzyme for carbohydrate digestion that functions primarily in the body of the stomach
I)secreted by chief cells
J)secretes pancreatic enzymes
K)secreted by duodenal cells in response to the presence of acid
L)stimulates pancreatic acinar cells

Question 5

Indicate which hormone(s) is being described by using the answer code (options may be used more than once or not at all):
-inhibit(s)gastric motility

Accepted Answer

A) both secretin and CCK 
B) secretin 
C) CCK 
D) gastrin 
A) both secretin and CCK 
B) secretin 
C) CCK 
D) gastrin

Question 6

MATCHING
Match the control mechanism with the characteristic by using the answer code (options may be used more than once or not at all):
-responsible for establishing the rate of rhythmic contractility

Accepted Answer

A) autonomous smooth muscle function 
B) extrinsic (autonomic) nerves 
C) hormones 
D) intrinsic nerve plexuses 
A) autonomous smooth muscle function 
B) extrinsic (autonomic) nerves 
C) hormones 
D) intrinsic nerve plexuses

Question 7

Indicate which item in the top column best describes the item in the bottom column by using the answer code:
-secretin

Accepted Answer

A) secretes NaHCO3 
B) enzyme for protein digestion secreted by pancreas 
C) activates pepsinogen 
D) enzyme for fat digestion 
E) functions inside brush border
F)secretes gastrin
G)stimulates parietal and chief cells
H)enzyme for carbohydrate digestion that functions primarily in the body of the stomach
I)secreted by chief cells
J)secretes pancreatic enzymes
K)secreted by duodenal cells in response to the presence of acid
L)stimulates pancreatic acinar cells 
A) secretes NaHCO3 
B) enzyme for protein digestion secreted by pancreas 
C) activates pepsinogen 
D) enzyme for fat digestion 
E) functions inside brush border
F)secretes gastrin
G)stimulates parietal and chief cells
H)enzyme for carbohydrate digestion that functions primarily in the body of the stomach
I)secreted by chief cells
J)secretes pancreatic enzymes
K)secreted by duodenal cells in response to the presence of acid
L)stimulates pancreatic acinar cells

Question 8

What is the digested product of milk sugar?

Accepted Answer

A)  glucose and fructose 
B)  glucose and galactose 
C)  sucrose and glucose 
D)  maltose 
A)  glucose and fructose 
B)  glucose and galactose 
C)  sucrose and glucose 
D)  maltose

Question 9

Which statement concerning the colon is INCORRECT?

Accepted Answer

A)  The colon has as much absorptive capacity as the small intestine. 
B)  The final stages of carbohydrate and protein digestion occur in the colon. 
C)  Colonic movements are slower than those in the small intestine. 
D)  Most absorption occurs in the colon. 
A)  The colon has as much absorptive capacity as the small intestine. 
B)  The final stages of carbohydrate and protein digestion occur in the colon. 
C)  Colonic movements are slower than those in the small intestine. 
D)  Most absorption occurs in the colon.

Question 10

Protein digestion begins in the stomach under the influence of pepsinogen,continues in the duodenal lumen under the influence of pancreatic proteolytic enzymes,and is completed intracellularly in the small intestinal brush border.

Accepted Answer

A) True 
 B)False

Question 11

The primary factor responsible for forward propulsion of chyme through the small intestine is mass movements.

Accepted Answer

A) True 
 B)False

Question 12

Which statement concerning digestive motility is INCORRECT?

Accepted Answer

A)  It is accomplished by smooth muscle contractions. 
B)  It is accomplished by smooth and voluntary muscle contractions. 
C)  It may be propulsive in nature. 
A)  It is accomplished by smooth muscle contractions. 
B)  It is accomplished by smooth and voluntary muscle contractions. 
C)  It may be propulsive in nature.

Question 13

Which statement correctly describes absorptive processes?

Accepted Answer

A)  Carbohydrate is absorbed by active transport in the small intestine and enters the blood. 
B)  Fat is absorbed by active transport in the small intestine and enters the lymph. 
C)  Protein is absorbed primarily by pinocytosis. 
D)  The water-soluble vitamins are carried in the micelles, which are water soluble. 
A)  Carbohydrate is absorbed by active transport in the small intestine and enters the blood. 
B)  Fat is absorbed by active transport in the small intestine and enters the lymph. 
C)  Protein is absorbed primarily by pinocytosis. 
D)  The water-soluble vitamins are carried in the micelles, which are water soluble.

Question 14

What does NOT slow gastric activities?

Accepted Answer

A)  enterogastric reflex 
B)  enterogastrones 
C)  secretin 
D)  gastrin 
A)  enterogastric reflex 
B)  enterogastrones 
C)  secretin 
D)  gastrin

Question 15

Indicate the stimulus for the item in question by using the answer code (options may be used more than once or not at all):
-stimulates secretion of gastrin

Accepted Answer

A) fat in the duodenum 
B) acid in the duodenum 
C) acid in the stomach 
D) protein in the stomach 
A) fat in the duodenum 
B) acid in the duodenum 
C) acid in the stomach 
D) protein in the stomach

Question 16

Glucagon is produced by the liver.

Accepted Answer

A) True 
 B)False

Question 17

How does chemical digestion of proteins occur?

Accepted Answer

The answer of How does chemical digestion of proteins occur?...

Question 18

Which statement concerning the intrinsic factor is correct?

Accepted Answer

A)  It is secreted by the parietal cells in the stomach. 
B)  It is necessary for absorption of vitamin B12. 
C)  It is abundant in pernicious anemia. 
D)  It is secreted by the parietal cells in the stomach and necessary for absorption of vitamin B12. 
A)  It is secreted by the parietal cells in the stomach. 
B)  It is necessary for absorption of vitamin B12. 
C)  It is abundant in pernicious anemia. 
D)  It is secreted by the parietal cells in the stomach and necessary for absorption of vitamin B12.

Question 19

Why is the gastroesophageal sphincter normally closed?

Accepted Answer

A)  to prevent air from entering the esophagus during breathing 
B)  to prevent gastric contents from refluxing into the esophagus 
C)  to prevent vomiting 
D)  to prevent esophageal secretions leaking into the stomach 
A)  to prevent air from entering the esophagus during breathing 
B)  to prevent gastric contents from refluxing into the esophagus 
C)  to prevent vomiting 
D)  to prevent esophageal secretions leaking into the stomach

Question 20

What is the terminal portion of the colon?

Accepted Answer

A)  Ascending 
B)  Descending 
C)  Pyloric 
D)  Sigmoid 
A)  Ascending 
B)  Descending 
C)  Pyloric 
D)  Sigmoid

Which statement is NOT true for peristaltic antral contractions?

Match the digestive enzyme with the correct characteristic by using the answer code: -only enzyme for fat digestion

Venous flow into the liver is via the __________

Indicate which item in the top column best describes the item in the bottom column by using the answer code: -cholecystokinin

Indicate which hormone(s) is being described by using the answer code (options may be used more than once or not at all): -inhibit(s)gastric motility

MATCHING Match the control mechanism with the characteristic by using the answer code (options may be used more than once or not at all): -responsible for establishing the rate of rhythmic contractility

Indicate which item in the top column best describes the item in the bottom column by using the answer code: -secretin

What is the digested product of milk sugar?

Which statement concerning the colon is INCORRECT?

Protein digestion begins in the stomach under the influence of pepsinogen,continues in the duodenal lumen under the influence of pancreatic proteolytic enzymes,and is completed intracellularly in the small intestinal brush border.

The primary factor responsible for forward propulsion of chyme through the small intestine is mass movements.

Which statement concerning digestive motility is INCORRECT?

Which statement correctly describes absorptive processes?

What does NOT slow gastric activities?

Indicate the stimulus for the item in question by using the answer code (options may be used more than once or not at all): -stimulates secretion of gastrin

Glucagon is produced by the liver.

How does chemical digestion of proteins occur?

Which statement concerning the intrinsic factor is correct?

Why is the gastroesophageal sphincter normally closed?

What is the terminal portion of the colon?

The Foundation of Physiology

Cell Physiology

The Central Nervous System

The Peripheral Nervous System

Principals of Endocrinology; The Central Endocrine Glands

Muscle Physiology

Cardiac Physiology

Vascular Physiology

The Blood

Body Defences

The Respiratory System

The Urinary System

Fluid and Acid Base Balance

Energy Balance and Temperature Regulation

The Endocrine Glands

The Reproductive System

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Exam 14: The Digestive System

Which statement is NOT true for peristaltic antral contractions?

Match the digestive enzyme with the correct characteristic by using the answer code: -only enzyme for fat digestion

Venous flow into the liver is via the __________

Indicate which item in the top column best describes the item in the bottom column by using the answer code: -cholecystokinin

Indicate which hormone(s) is being described by using the answer code (options may be used more than once or not at all): -inhibit(s)gastric motility

MATCHING Match the control mechanism with the characteristic by using the answer code (options may be used more than once or not at all): -responsible for establishing the rate of rhythmic contractility

Indicate which item in the top column best describes the item in the bottom column by using the answer code: -secretin

What is the digested product of milk sugar?

Which statement concerning the colon is INCORRECT?

Protein digestion begins in the stomach under the influence of pepsinogen,continues in the duodenal lumen under the influence of pancreatic proteolytic enzymes,and is completed intracellularly in the small intestinal brush border.

The primary factor responsible for forward propulsion of chyme through the small intestine is mass movements.

Which statement concerning digestive motility is INCORRECT?

Which statement correctly describes absorptive processes?

What does NOT slow gastric activities?

Indicate the stimulus for the item in question by using the answer code (options may be used more than once or not at all): -stimulates secretion of gastrin

Glucagon is produced by the liver.

How does chemical digestion of proteins occur?

Which statement concerning the intrinsic factor is correct?

Why is the gastroesophageal sphincter normally closed?

What is the terminal portion of the colon?

The Foundation of Physiology

Cell Physiology

The Central Nervous System

The Peripheral Nervous System

Principals of Endocrinology; The Central Endocrine Glands

Muscle Physiology

Cardiac Physiology

Vascular Physiology

The Blood

Body Defences

The Respiratory System

The Urinary System

Fluid and Acid Base Balance

Energy Balance and Temperature Regulation

The Endocrine Glands

The Reproductive System

Filters