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GI HORMONES
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
Hormones that affect gastrointestinal functioning
Synonyms:
gastrointestinal hormone; GI hormones
Classified under:
Hypernyms ("GI hormones" is a kind of...):
endocrine; hormone; internal secretion (the secretion of an endocrine gland that is transmitted by the blood to the tissue on which it has a specific effect)
Hyponyms (each of the following is a kind of "GI hormones"):
gastrin (polypeptide hormone secreted by the mucous lining of the stomach; when peptides and amino acids are present in the small intestine the secretion of gastric acid is stimulated)
cholecystokinin (a gastrointestinal hormone that stimulates the secretion of pancreatic enzymes and the contraction and emptying of the gall bladder; its release is stimulated by the presence of fatty acids and amino acids in the small intestine)
secretin (a gastrointestinal hormone that stimulates the secretion of water and bicarbonate from the pancreas and bile ducts whenever the stomach empties too much acid into the small intestine)
ghrelin (a gastrointestinal hormone produced by epithelial cells lining the fundus of the stomach; appears to be a stimulant for appetite and feeding, but is also a strong stimulant of growth hormone secretion from the anterior pituitary)
motilin (a gastrointestinal hormone that apparently participates in controlling smooth muscle contractions in the stomach and small intestine)
