Secretin
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Educational use only. Not medical advice. Verify all information with primary sources and a licensed clinician before use.
Body Map
Overview
Endogenous hormone released by S cells in duodenum in response to acidic chyme. Used in diagnostic tests for pancreatic function. Secretin binds to secretin receptor on pancreatic duct cells and gastric parietal cells, activating Gs proteins to increase cAMP, stimulating bicarbonate secretion and inhibiting acid secretion.
Primary Uses
Pancreatic Bicarbonate Secretion
Gastric Acid Inhibition
Bile Secretion
Diagnostic tests for pancreatic function
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