beta-receptor

2 ENTRIES FOUND:

be·ta–re·cep·tor

noun \-ri-ˌsep-tər\

Definition of BETA-RECEPTOR

: any of a group of receptors that are present on cell surfaces of some effector organs and tissues innervated by the sympathetic nervous system and that mediate certain physiological responses (as vasodilation, relaxation of bronchial and uterine smooth muscle, and increased heart rate) when bound by specific adrenergic agents—called also beta-adrenergic receptor, beta-adrenoceptor; compare alpha-receptor

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