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pituitary 音標拼音: [pət'uət ,ɛri] [pɪt'uɪt ,ɛri] n. 腦垂體 腦垂體 pituitary adj 1: of or relating to the pituitary gland; " pituitary hormone" n 1: the master gland of the endocrine system; located at the base of the brain [ synonym: { pituitary}, { pituitary gland}, { pituitary body}, { hypophysis}] Pituitary \ Pi* tu" i* ta* ry\, a. [ L. pituita phlegm, pituite: cf. F. pituitarie.] ( Anat.) ( a) Secreting mucus or phlegm; as, the pituitary membrane, or the mucous membrane which lines the nasal cavities. ( b) Of or pertaining to the pituitary body; as, the pituitary fossa. [ 1913 Webster] { Pituitary body} or { Pituitary gland} ( Anat.), a a small, somewhat cherry- shaped endocrine gland, situated in the pituitary fossa, and suspended from the base of the hypothalamus; the hypophysis; -- called also { glandula pituitaria}, and { basilaris}. It secretes th pituitary hormones: oxytocin; vasopresin; antidiuretic hormone; luteinizing hormone; somatotropins; prolactin; thyroid stimulating hormone; gonadotropins; adrenal corticotropin and other peptide hormones. It affects all hormonal functions, and is thus called the " master gland". { Pituitary fossa} ( Anat.), the ephippium. [ 1913 Webster PJC]
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