Wk 1&2 Digestive System

Question 1

The following are true of accessory digestive organs except
Choose one answer.
a. They help in absorption of food.
b. They produce secretions that enter the GIT
c. They aid in chemical breakdown of food.
d. They aid in physical breakdown of food.

Answer 1

a. They help in absorption of food. Correct

Question 2

The structure of the stomach allows
Choose one answer.
a. Food to be mixed.
b. Food to be held for some time. Incorrect
c. Food to pass at regular intervals into the small intestine.
d. All of the above.

Answer 2

d. All of the above.

Question 3

Pancreatic acini secrete
Choose one answer.
	 a. Insulin
	 b. glucagon  
	 c. secretin  
	 d. trypsin

Answer 3

d. trypsin Correct

Question 4

Trypsinogen is activated in

 a. stomach 
 b. small intestine  
 c. large intestine 
 d. liver

Answer 4

b. small intestine Correct

Question 5

The pancreas secretes all of the following, EXCEPT
Choose one answer.
	 a. lipase  
	 b. amylase  
	 c. enterokinase 
	 d. trypsinogen

Answer 5

c. enterokinase Correct

Question 6

Groups of lymphatic follicles present in the ilieum are called

 a. Peyer’s patches  
 b. Haustra  	
 c. Tenia coli 
 d. Lacteals

Answer 6

a. Peyer’s patches Correct

Question 7

Brush border enzymes digest all the following , EXCEPT
Choose one answer.
	 a. maltose  
	 b. nucleotides  
	 c. triglycerides
         d. dipeptides

Answer 7

c. triglycerides Correct

Question 8

The peritoneum that attaches the large intestine to the posterior abdominal wall is
Choose one answer.
	 a. Mesentry proper  
	 b. Mesocolon  
	 c. Greater omentum 
	 d. Incorrect

Answer 8

b. Mesocolon Correct

Question 9

Preparation of mouth and stomach for food happens in

 a. Cephalic phase 
 b. Intestinal phase  
 c. Gastric phase 
 d. All of the above phases

Answer 9

a. Cephalic phase Correct

Question 10

Hormone that causes contraction of gall bladder is

 a. cholecystokinin  
 b. motilin 
 c. vasoactive intestinal peptide 	
 d. gastrin

Answer 10

a. cholecystokinin Correct