单词 | vasoconstrictive |
释义 | vasoconstrictive (extremely rare) n WORD FAMILY vasoconstrictive n 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 Syn|Hypo|Hyper pressor, vasoconstrictor adrenergic, adrenergic drug drug that has the effects of epinephrine Hypertensin, angiotensin, angiotoninany of several vasoconstrictor substances (trade name Hypertensin) that cause narrowing of blood vessels lypressinan antidiuretic and vasoconstrictor used to treat diabetes insipidus Privine, Sudafed, naphazolinevasoconstrictor (trade names Privine and Sudafed) used in nasal sprays to treat symptoms of nasal congestion and in eyedrops to treat eye irritation vasopressorany agent that produces vasoconstriction and a rise in blood pressure (usually understood as increased arterial pressure) cold, coldness, frigidity, frigidness, low temperaturethe absence of heat noradrenaline, norepinephrinea catecholamine precursor of epinephrine that is secreted by the adrenal medulla and also released at synapses Adrenalin, adrenaline, epinephrin, epinephrinea catecholamine secreted by the adrenal medulla in response to stress (trade name Adrenalin); stimulates autonomic nerve action ADH, Pitressin, antidiuretic hormone, vasopressinhormone 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 nicotinean alkaloid poison that occurs in tobacco; used in medicine and as an insecticide angiotensin Ia physiologically inactive form of angiotensin that is the precursor to angiotensin II angiotensin IIa potent vasopressor agent formed from angiotensin I phenylephrinea powerful vasoconstrictor used to dilate the pupils and relieve nasal congestion phenylpropanolaminean adrenergic drug used in many preparations to relieve allergic reactions or respiratory infections chill, gelidity, icinesscoldness due to a cold environment chilliness, coolness, nipthe property of being moderately cold frostinesscoldness as evidenced by frost coolthe quality of being at a refreshingly low temperature agent an active and efficient cause; capable of producing a certain effect |
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