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 WordNet Dictionary |
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| | Definition: | |
[n] hormone secreted by the posterior pituitary gland (trade name Pitressin) and also by nerve endings in the hypothalamus; affects blood pressure by stimulating capillary muscles and reduces urine flow by affecting reabsorption of water by kidney tubules |
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| | Synonyms: | | ADH, Pitressin, vasopressin |
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| | See Also: | | hormone, internal secretion, vasoconstrictive, vasoconstrictor |
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| Biology Dictionary |
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| | Definition: | | A peptide hormone that increases blood pressure and the rate at which the kidneys absorb water, and is therefore used as an antidiuretic. It is secreted by the hypothalamus and stored in/released by the posterior pituitary gland. |
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