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beta receptor

noun, Biochemistry, Physiology
1.
a site on a cell, as of the heart, that, upon interaction with epinephrine or norepinephrine, controls heartbeat and heart contractability, vasodilation, smooth muscle inhibition, and other physiological processes.
Also, beta-receptor.
Also called beta-adrenergic receptor.
Compare alpha receptor.
Origin
1960-1965
1960-65
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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beta-receptor in Medicine

beta-receptor n.
See beta-adrenergic receptor.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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