Question
Biology Question on chemical coordination and integration
Cholecystokinin and duocrinin are secreted by
A
adrenal cortex
B
thyroid gland
C
intestine
D
pancreas.
Answer
intestine
Explanation
Solution
Cholecystokinin and duocrinin are secreted by intestine. It stimulates pancreas to release enzymes in pancreatic juice and stimulates gall bladder to release bile. Duocrinin causes release of viscous mucus from Brunner's glands into intestinal juice.