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GI hormones

Definitions of GI hormones
  1. noun
    hormones that affect gastrointestinal functioning
    synonyms: gastrointestinal hormone
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    types:
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    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
    type 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
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