vasoconstrictor

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va·so·con·stric·tor

(vā'sō-kon-strik'tŏr, vas'ō-),
1. An agent that causes narrowing of the blood vessels. Synonym(s): vasoconstrictive (2)
2. A nerve, stimulation of which causes vascular constriction.

vasoconstrictor

(vā′zō-kən-strĭk′tər)
n.
Something, such as a nerve or drug, that causes vasoconstriction.

vasoconstrictor

A vasoactive agent that constricts blood vessels–eg, epinephrine, norepinephrine, which is produced endogenously to compensate for hypotension and maintain vascular tone in hemorrhagic and other forms of shock. Cf Vasodilator.

va·so·con·stric·tor

(vā'sō-kŏn-strik'tŏr)
1. An agent that causes narrowing of the blood vessels.
Synonym(s): vasoconstrictive (2) .
2. A nerve, stimulation of which causes vascular constriction.

va·so·con·stric·tor

(vā'sō-kŏn-strik'tŏr)
1. An agent that narrows blood vessels.
Synonym(s): vasoconstrictive (2) .
2. A nerve, stimulation of which causes vascular constriction.
References in periodicals archive ?
Angiotensin II vasoconstricts blood vessels and augments SNS activity which, in turn, releases more epinephrine in the blood vessels.
The most common method of delivery of phentolamine to treat an infiltration is subcutaneous injection into the vasoconstricted area after removal of the IV access device.
Sometimes the first sign is a white vasoconstricted area of skin.
Researchers have hypothesized that humans have a thermoneutral zone, above which the body vasodilates and sweats and below which the body vasoconstricts and shivers.
After the nasal cavity was vasoconstricted with oxymetazoline-soaked cottonoids, the right nasal cavity was examined with a 0[degrees] endoscope.

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