🎴 Flashcard Mode

Chief cells (also called peptic cells or zymogenic cells) in the gastric glands of the stomach secrete pepsinogen, which converts to active pepsin for protein digestion. Alpha and beta cells are found in pancreatic islets of Langerhans and secrete glucagon and insulin respectively. Option A correctly identifies chief cells. Islets of Langerhans (C) is the pancreatic region containing alpha and beta cells, not a gastric cell type.