Question 1

Digestion is completed

Accepted Answer

A) in the stomach 
B) in the small intestine lumen 
C) on the brush borders of the small intestine epithelial cells 
D) in the colon 
E) in the rectum

Question 2

The chief cells of the gastric mucosa secrete

Accepted Answer

A) bicarbonate ions 
B) HCl 
C) pepsinogen 
D) sucrase 
E) trypsin

Question 3

The ultimate source of the fluids secreted into the digestive tract is the plasma.

Accepted Answer

A) True 
 B)False

Question 4

Which factor below does not slow down gastric activities?

Accepted Answer

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

Question 5

Indicate which digestive secretion is being described in each question by writing the appropriate letter in the blank using the following answer code
.
a.bile salts
b.pepsin(ogen)
c.amylase
d.lipase
e.trypsin(ogen)
-Enzyme that digests fat

Accepted Answer

The answer of Indicate which digestive secretion is being described...

Question 6

Indicate the stimulus for the item in question by writing the appropriate letter in the blank using the following answer code.
a.fat in the duodenum
b.acid in the duodenum
c.acid in the stomach
d.protein in the stomach
-Stimulates secretion of secretin

Accepted Answer

The answer of Indicate the stimulus for the item in...

Question 7

__________ does not contribute to a reduction of gastric secretion after food leaves the stomach?

Accepted Answer

A) Fat in the duodenum 
B) Low gastric pH 
C) Distention of the duodenum 
D) High concentration of acid in the stomach or duodenum 
E) Pepsinogen in the duodenum

Question 8

Fructose enters epithelial cells in the intestinal mucosa through a type of carrier called __________, but it exits these cells along with other monosaccharides through a type of carrier called _________, before entering the blood.

Accepted Answer

The answer of Fructose enters epithelial cells in the intestinal...

Question 9

Which of the following enters the duodenum?

Accepted Answer

A) pancreatic hormones 
B) bile 
C) gastrin 
D) Both b and c 
E) None of the above

Question 10

The primary site of absorption in the digestive system is the

Accepted Answer

A) stomach 
B) small intestine 
C) colon 
D) esophagus 
E) mouth

Question 11

The enterogastric reflex and enterogastrones inhibit gastric motility but stimulate gastric secretion.

Accepted Answer

A) True 
 B)False

Question 12

Which of the following is not a side effect of constipation?

Accepted Answer

A) Headache 
B) Nausea 
C) Gradual buildup of toxins 
D) Lack of appetite 
E) None of the above are side effects.

Question 13

Enterogastrones are produced by the duodenum, and the two most important enterogastrones have an inhibitory effect on the stomach.

Accepted Answer

A) True 
 B)False

Question 14

Match the pancreatic digestive enzyme with the correct characteristic.
a.amylase
b.trypsin
c.chymotrypsin
d.lipase
-Only enzyme for fat digestion

Accepted Answer

The answer of Match the pancreatic digestive enzyme with the...

Question 15

Number ____ identifies the ____________________, which utilizes SGLT and GLUT-5 carriers.

Accepted Answer

The answer of Number ____ identifies the ____________________, which utilizes...

Question 16

Over nine liters of fluid are absorbed from the digestive tract daily.The ultimate source of most of this fluid is

Accepted Answer

A) food and fluid ingested during meals 
B) salivary glands 
C) blood plasma 
D) the pancreas 
E) metabolic water

Question 17

Indicate which hormone(s) is being described by writing the appropriate letter in the blank using the following answer code.
a.secretin and CCK
b.secretin
c.CCK
d.gastrin
-Inhibit(s) gastric motility

Accepted Answer

The answer of Indicate which hormone(s) is being described by...

Question 18

Bile salts

Accepted Answer

A) aid fat digestion 
B) aid fat absorption through micelle formation 
C) are made in the gall bladder 
D) have characteristics a and b 
E) have all of the above characteristics

Question 19

Number ____ identifies the ____________________, which secretes three proteolytic enzyme precursors.After activation, these precursors become three active enzymes including ____________________, ____________________, and ____________________.

Accepted Answer

The answer of Number ____ identifies the ____________________, which secretes...

Question 20

A(n) ____________________ ulcer is an erosion of the stomach wall.

Accepted Answer

The answer of A(n) ____________________ ulcer is an erosion of...

Exam 16: The Digestive System

Digestion is completed

The chief cells of the gastric mucosa secrete

The ultimate source of the fluids secreted into the digestive tract is the plasma.

Which factor below does not slow down gastric activities?

Indicate which digestive secretion is being described in each question by writing the appropriate letter in the blank using the following answer code . a.bile salts b.pepsin(ogen) c.amylase d.lipase e.trypsin(ogen) -Enzyme that digests fat

Indicate the stimulus for the item in question by writing the appropriate letter in the blank using the following answer code. a.fat in the duodenum b.acid in the duodenum c.acid in the stomach d.protein in the stomach -Stimulates secretion of secretin

__________ does not contribute to a reduction of gastric secretion after food leaves the stomach?

Fructose enters epithelial cells in the intestinal mucosa through a type of carrier called __, but it exits these cells along with other monosaccharides through a type of carrier called _, before entering the blood.

Which of the following enters the duodenum?

The primary site of absorption in the digestive system is the

The enterogastric reflex and enterogastrones inhibit gastric motility but stimulate gastric secretion.

Which of the following is not a side effect of constipation?

Enterogastrones are produced by the duodenum, and the two most important enterogastrones have an inhibitory effect on the stomach.

Match the pancreatic digestive enzyme with the correct characteristic. a.amylase b.trypsin c.chymotrypsin d.lipase -Only enzyme for fat digestion

Number identifies the ________________, which utilizes SGLT and GLUT-5 carriers.

Over nine liters of fluid are absorbed from the digestive tract daily.The ultimate source of most of this fluid is

Indicate which hormone(s) is being described by writing the appropriate letter in the blank using the following answer code. a.secretin and CCK b.secretin c.CCK d.gastrin -Inhibit(s) gastric motility

Bile salts

Number identifies the , which secretes three proteolytic enzyme precursors.After activation, these precursors become three active enzymes including , , and ____.

A(n) ____________________ ulcer is an erosion of the stomach wall.