Question 1

What is NOT a brush border enzyme?

Accepted Answer

A)  enterokinase 
B)  aminopeptidase 
C)  lipase 
D)  lactase 
A)  enterokinase 
B)  aminopeptidase 
C)  lipase 
D)  lactase

Question 2

MATCHING
Match the control mechanism with the characteristic by using the answer code (options may be used more than once or not at all):
-pathway by which factors outside the digestive system can influence digestion

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 3

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

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 4

Indicate which digestive secretion is being described in each question by writing the appropriate letter using the answer code (options may be used more than once or not at all):
-secreted by the salivary glands

Accepted Answer

A) bile salts 
B) pepsin(ogen) 
C) amylase 
D) lipase 
E) trypsin(ogen) 
A) bile salts 
B) pepsin(ogen) 
C) amylase 
D) lipase 
E) trypsin(ogen)

Question 5

The ____________________ is a common passageway for both the digestive and respiratory systems.

Accepted Answer

The answer of The ____________________ is a common passageway for...

Question 6

Why is the intestinal hormone secretin released by endocrine cells in the duodenal mucosa?

Accepted Answer

A)  in response to distention of the stomach 
B)  in response to carbohydrate in the duodenum 
C)  in response to acid in the duodenum 
D)  in response to gastrin secreted by the pyloric gland area of the stomach 
A)  in response to distention of the stomach 
B)  in response to carbohydrate in the duodenum 
C)  in response to acid in the duodenum 
D)  in response to gastrin secreted by the pyloric gland area of the stomach

Question 7

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

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

Which statement about mixing movements is correct?

Accepted Answer

A)  They promote digestion by mixing food with digestive juices. 
B)  They facilitate absorption by exposing luminal contents to absorptive surfaces. 
C)  They take place only in the stomach. 
D)  They promote digestion by mixing food with digestive juices and facilitate absorption by exposing luminal contents to absorptive surfaces. 
A)  They promote digestion by mixing food with digestive juices. 
B)  They facilitate absorption by exposing luminal contents to absorptive surfaces. 
C)  They take place only in the stomach. 
D)  They promote digestion by mixing food with digestive juices and facilitate absorption by exposing luminal contents to absorptive surfaces.

Question 9

The parietal cells secrete both pepsinogen and intrinsic factor.

Accepted Answer

A) True 
 B)False

Question 10

Which statement concerning alcohol is NOT true?

Accepted Answer

A)  It stimulates gastric secretion. 
B)  It can be absorbed more rapidly from the small intestine than from the stomach. 
C)  It inhibits gastric emptying through the enterogastric reflex. 
A)  It stimulates gastric secretion. 
B)  It can be absorbed more rapidly from the small intestine than from the stomach. 
C)  It inhibits gastric emptying through the enterogastric reflex.

Question 11

Gastric storage takes place in the ____________________ [what part?] of the stomach,whereas gastric mixing takes place in the ____________________.

Accepted Answer

The answer of Gastric storage takes place in the ____________________...

Question 12

Which statement concerning the colon is INCORRECT?

Accepted Answer

A)  Absorption of salt and water converts the colonic contents into fecal material. 
B)  Colonic bacteria digest cellulose for their own growth and reproduction. 
C)  When mass movements of the colon propel feces into the rectum, stimulation of the stretch receptors in the rectal wall reflexively causes contraction of the internal and external anal sphincters to prevent defecation from occurring until an opportune time. 
D)  No digestive enzymes are secreted by the colon. 
A)  Absorption of salt and water converts the colonic contents into fecal material. 
B)  Colonic bacteria digest cellulose for their own growth and reproduction. 
C)  When mass movements of the colon propel feces into the rectum, stimulation of the stretch receptors in the rectal wall reflexively causes contraction of the internal and external anal sphincters to prevent defecation from occurring until an opportune time. 
D)  No digestive enzymes are secreted by the colon.

Question 13

Gastric secretion does not begin until the arrival of food in the stomach.

Accepted Answer

A) True 
 B)False

Question 14

Fats are digested to _______________

Accepted Answer

A)  amino acids 
B)  cellulose 
C)  fatty acids and glycerol 
D)  fructose 
A)  amino acids 
B)  cellulose 
C)  fatty acids and glycerol 
D)  fructose

Question 15

Vomiting is initiated by stimulation of chemoreceptors in the medulla.

Accepted Answer

A) True 
 B)False

Question 16

When does pernicious anemia NOT occur?

Accepted Answer

A)  when the stomach has been removed 
B)  when the colon has been removed 
C)  when there is a deficiency of intrinsic factor 
A)  when the stomach has been removed 
B)  when the colon has been removed 
C)  when there is a deficiency of intrinsic factor

Question 17

Which statement of the Digestion of polysaccharides is not true?

Accepted Answer

A)  It is accomplished using enzymes. 
B)  It utilizes hydrolysis. 
C)  It utilizes dehydration. 
A)  It is accomplished using enzymes. 
B)  It utilizes hydrolysis. 
C)  It utilizes dehydration.

Question 18

Which statement concerning gastric mixing is NOT true?

Accepted Answer

A)  It occurs primarily in the body of the stomach. 
B)  It occurs as a result of the stomach's contents being tumbled back and forth in the antrum because of vigorous peristaltic contractions. 
C)  It mixes the food with gastric secretions to convert it to a finely divided liquid form known as chyme. 
A)  It occurs primarily in the body of the stomach. 
B)  It occurs as a result of the stomach's contents being tumbled back and forth in the antrum because of vigorous peristaltic contractions. 
C)  It mixes the food with gastric secretions to convert it to a finely divided liquid form known as chyme.

Question 19

Gastrin is not secreted during the cephalic phase of gastric secretion.

Accepted Answer

A) True 
 B)False

Question 20

There is continuous salivary secretion due to constant low-level stimulation by the parasympathetic nerve endings within the salivary glands.

Accepted Answer

A) True 
 B)False

What is NOT a brush border enzyme?

MATCHING Match the control mechanism with the characteristic by using the answer code (options may be used more than once or not at all): -pathway by which factors outside the digestive system can influence digestion

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

Indicate which digestive secretion is being described in each question by writing the appropriate letter using the answer code (options may be used more than once or not at all): -secreted by the salivary glands

The ____________________ is a common passageway for both the digestive and respiratory systems.

Why is the intestinal hormone secretin released by endocrine cells in the duodenal mucosa?

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

Which statement about mixing movements is correct?

The parietal cells secrete both pepsinogen and intrinsic factor.

Which statement concerning alcohol is NOT true?

Gastric storage takes place in the [what part?] of the stomach,whereas gastric mixing takes place in the .

Which statement concerning the colon is INCORRECT?

Gastric secretion does not begin until the arrival of food in the stomach.

Fats are digested to _______________

Vomiting is initiated by stimulation of chemoreceptors in the medulla.

When does pernicious anemia NOT occur?

Which statement of the Digestion of polysaccharides is not true?

Which statement concerning gastric mixing is NOT true?

Gastrin is not secreted during the cephalic phase of gastric secretion.

There is continuous salivary secretion due to constant low-level stimulation by the parasympathetic nerve endings within the salivary glands.

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

Exam 14: The Digestive System

What is NOT a brush border enzyme?

MATCHING Match the control mechanism with the characteristic by using the answer code (options may be used more than once or not at all): -pathway by which factors outside the digestive system can influence digestion

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

Indicate which digestive secretion is being described in each question by writing the appropriate letter using the answer code (options may be used more than once or not at all): -secreted by the salivary glands

The ____________________ is a common passageway for both the digestive and respiratory systems.

Why is the intestinal hormone secretin released by endocrine cells in the duodenal mucosa?

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

Which statement about mixing movements is correct?

The parietal cells secrete both pepsinogen and intrinsic factor.

Which statement concerning alcohol is NOT true?

Gastric storage takes place in the ____________________ [what part?] of the stomach,whereas gastric mixing takes place in the ____________________.

Which statement concerning the colon is INCORRECT?

Gastric secretion does not begin until the arrival of food in the stomach.

Fats are digested to _______________

Vomiting is initiated by stimulation of chemoreceptors in the medulla.

When does pernicious anemia NOT occur?

Which statement of the Digestion of polysaccharides is not true?

Which statement concerning gastric mixing is NOT true?

Gastrin is not secreted during the cephalic phase of gastric secretion.

There is continuous salivary secretion due to constant low-level stimulation by the parasympathetic nerve endings within the salivary glands.

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

Gastric storage takes place in the [what part?] of the stomach,whereas gastric mixing takes place in the .