a receptor, found on the surface of some cells of the sympathetic nervous system, that is stimulated by certain adrenergic substances: such stimulation results in certain physiological responses, such as acceleration of the action of the heart and dilatation of the arteries supplying heart and skeletal muscles
"beta receptor." YourDictionary, n.d. Web. 11 October 2018. <http://www.yourdictionary.com/beta-receptor>.
beta receptor. (n.d.). Retrieved October 11th, 2018, from http://www.yourdictionary.com/beta-receptor
A site in the autonomic nervous system in which inhibitory responses occur when adrenergic agents, such as norepinephrine and epinephrine, are released. Activation of beta-receptors causes various physiological reactions, such as relaxation of the bronchial muscles and an increase in the rate and force of cardiac contraction. Also called beta-adrenergic receptor .