We found 1 definitions of pitressin from 1 different sources.
Noun |
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pitressin - 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 | ||
vasopressin, antidiuretic hormone, ADH, Pitressin | ||
hormone, internal secretion, endocrine the secretion of an endocrine gland that is transmitted by the blood to the tissue on which it has a specific effect | ||
pressor, vasoconstrictive, vasoconstrictor any agent that causes a narrowing of an opening of a blood vessel: cold or stress or nicotine or epinephrine or norepinephrine or angiotensin or vasopressin or certain drugs; maintains or increases blood pressure |