What Are The Three Major GI Hormones Quizlet? Gastrin activates ECL and parietal cells. ECL cells (stomach body) secrete histamine. histamine stimulates parietal cells to secrete gastric acid. acid stimulates D-cells to release somatostatin. Somatostatin inhibits gastric acid secretion. What are the hormones of the GI tract? The GI hormones that regulate gut mucosal growth
Where Is Gastrin Secreted From? Gastrin is produced by cells, called G cells Which part of the stomach secretes gastrin? Gastrin is a peptide hormone that stimulates secretion of gastric acid (HCl) by the parietal cells of the stomach and aids in gastric motility. It is released by G cells in the pyloric antrum of
What Does Hormone Gastrin Do? Gastrin helps the pancreas produce enzymes for digestion and helps the liver produce bile. It also stimulates the intestines to help move food through the digestive tract. Sometimes a test for gastrin is done after eating a high-protein diet or after receiving an injection of the digestive hormone secretin into