Vasoconstrictor

[,væsәukәn'striktә]

解釋/意思:

(noun.) 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.

校對:索尼亚--From WordNet

解釋/意思:

(a.) 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.

(n.) A substance which causes constriction of the blood vessels. Such substances are used in medicine to raise blood pressure.

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