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vasoconstrictor a. 血管收縮的
n. 血管收縮神經 血管收縮的血管收縮神經 vasoconstrictor n 1: 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 [synonym: {vasoconstrictor}, {vasoconstrictive}, {pressor}] Vasoconstrictor \Vas`o*con*strict"or\, a. (Physiol.)
Causing constriction of the blood vessels; as, the vasoconstrictor nerves, stimulation of which causes constriction of the blood vessels to which they go. These nerves are also called {vasohypertonic}. [1913 Webster] Vasoconstrictor \Vas`o*con*strict"or\, n. (Medicine, Physiology) A substance which causes constriction of the blood vessels. Such substances are used in medicine to raise abnormally low blood pressure. [PJC]
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