Which of the following increases the sensitivity of the stomach's stretch receptors and promotes satiation?
A) the hormone insulin
B) the hormone ghrelin
C) the neurotransmitter dopamine
D) the hormone cholecystokinin

Question

Quizplus · Accepted Answer

Cholecystokinin (CCK) is a hormone released by the small intestine in response to the presence of fat and protein. It increases the sensitivity of stretch receptors in the stomach, which promotes satiation and reduces food intake. Insulin regulates glucose metabolism, ghrelin stimulates hunger, and dopamine is a neurotransmitter involved in reward and motivation, but they do not directly affect the sensitivity of stomach stretch receptors.

Which of the Following Increases the Sensitivity of the Stomach's