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How to sign: 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
Similiar / Same: vasopressin, antidiuretic hormone, ADH
Categories: endocrine, hormone, internal secretion, vasoconstrictive, vasoconstrictor