Sympathetic stimulation increases blood flow except:
High-Yield Explanation
Ans. a. Skin Sympathetic stimulation decreases blood flow in skin. Sympathetic Stimulation Stimulation of sympathetic fibers causes vasoconstriction but it is not impoant, as the vasocontricor system is not well developed in cerebral vascular bed. Sympathetic stimulation increases myocardial blood flow through an increased metabolic demand and a predominance of beta-receptor activation.