Definition of sociopolitical. : of, relating to, or involving a combination of social and political factors.
Beta-1 receptors are found in the heart, and when stimulated will increase herat rate and cardiac contractility. Beta-2 receptors are found on vascular smooth muscle located in the heart and skeletal muscle, and when they are activated, they dilate and decrease SVR.
The effect of lidocaine on the duration of cardiac. action potential and effective refractory period has. been studied.11 13, 16, 17 The action potential duration. in canine Purkinje fibers is decreased at extracellular. lidocaine concentrations of 2.34 gtg/M1'6'  and 5.