alpha-adrenoceptor

noun

Meaning

A protein found on the surface of cells that binds to catecholamines like adrenaline to regulate physiological functions such as blood vessel constriction.

Examples

  • The drug works by blocking the alpha-adrenoceptor to prevent the blood vessels from narrowing.
  • Activation of the alpha-adrenoceptor typically leads to an increase in peripheral vascular resistance.

Synonyms: alpha-receptor, alpha-adrenergic receptor