Which Chemical is a Hormone That is Involved in Digestion

Question

Which chemical is a hormone that is involved in digestion?
A) bile
B) hydrochloric acid
C) gastrin
D) amylase

Accepted Answer

Gastrin is a hormone that is involved in digestion. It is secreted by cells in the stomach lining and stimulates the secretion of digestive enzymes and the movement of the stomach muscles. Bile and hydrochloric acid are not hormones, and amylase is an enzyme that is involved in digestion but not a hormone.