Question
Biology Question on Digestive glands
The contraction of gall bladder is due to
A
gastrin
B
enterogastrone
C
secretin
D
cholecystokinin.
Answer
cholecystokinin.
Explanation
Solution
Cholecystokinin (CCK) is produced by the GI cell in the small intestine and acts on pancreas to stimulate the secretion and release of digestive enzymes in pancreatic juice. It also acts on the gall bladder to stimulate contraction and expulsion of bile which is produced in liver and stored in gall bladder.