D Cells Release ________, Which Inhibits the Release of Gastrin

Question

D cells release ________, which inhibits the release of gastrin.
A) inhibin
B) ghrelin
C) leptin
D) somatostatin
E) pepsin

Accepted Answer

D cells release somatostatin, which inhibits the release of gastrin. Inhibin is a hormone that inhibits the secretion of FSH (follicle-stimulating hormone), ghrelin is a hormone that stimulates hunger, leptin is a hormone that suppresses hunger and pepsin is an enzyme involved in digestion.