Secretin vs. Gastrin

Secretin and Gastrin Definitions
Secretin
A polypeptide hormone that is produced in the duodenum, especially on contact with acid, and that inhibits gastric secretion of acid and stimulates secretion of bile, insulin, and pancreatic digestive enzymes.
Gastrin
A hormone secreted by glands in the mucous membrane of the stomach that stimulates the production of gastric juice.
Secretin
(hormone) A peptide hormone, secreted by the duodenum, that serves to regulate its acidity
Gastrin
(hormone) A hormone that stimulates the production of gastric acid in the stomach
Secretin
Peptic hormone produced by the mucous lining of the small intestine; can stimulate secretion by the pancreas and liver
Gastrin
Polypeptide hormone secreted by the mucous lining of the stomach; induces the secretion of gastric juice
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