American Heritage® Dictionary of the English Language, Fourth Edition
- n. Constriction of a blood vessel, as by a nerve or drug.
Century Dictionary and Cyclopedia
- n. Contraction of the blood-vessels; a narrowing of the lumen of the veins or arteries.
- n. decrease in the diameter of blood vessels
“This process is called vasoconstriction, and it helps limit the amount of heat you lose to the environment, explained John Castellani of the U.S.”
“The amount and rate of absorption islimited by the amount of local vasoconstriction it produces. 1”
“The arteries are narrowed because the muscle in the arteries contracts (vasoconstriction) and because the muscle cells divide and plug up the arteries (muscle cell proliferation).”
“First comes vasoconstriction, the narrowing of blood vessels in the injured area.”
“Among the drugs he tried was LSD Gaddum knew that ergot derivatives dampened vasoconstriction, and when he dosed rat uteri with both LSD and serotonin, he found that LSD almost completely blocked the effects of serotonin.”
“No signs of galvanic skin responses, changes in heart rate, or increased vasoconstriction.”
“Cold-induced vasoconstriction in hands is also attenuated .”
“It causes vasoconstriction of the vessels and brightens your complexion, and it makes your pores look tighter.”
“The patient cannot receive a topical anesthetic because that causes vasoconstriction and makes it difficult to see the vessel.”
“That peripheral vasoconstriction of the tiny vessels close to the surface basically starves the cells of oxygen.”
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