Motilin is a hormone (see HORMONES) formed in the DUODENUM and the JEJUNUM which plays a part in controlling the movements of the stomach and the gut. Health Source: Medical Dictionary Author: Health Dictionary
n. a polypeptide hormone, secreted in the small intestine, that controls smooth muscle contractions in the stomach and small intestine, increasing gut motility and promoting the production of pepsin. Health Source: Oxford | Concise Colour Medical Dictionary Author: Jonathan Law, Elizabeth Martin
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