Which Adrenergic Receptor Increases Heart Rate?
Which Adrenergic Receptor Increases Heart Rate? Beta-1-adrenergic receptors regulate heart rate and myocardial contractility, but in situations of stress with the provocation of epinephrine release stimulation of cardiac beta-2 receptors contribute to additional increases in heart rate and contractility. Does adrenergic increase heart rate? It is generally thought that the increase in heart rate after