An increase in parasympathetic impulses along the vagus nerve causes A. dilation of the arterioles B. a decrease in blood pressure C. an increase in vasoconstriction D. increases the force of myocardial contraction
Option B. Parasympathetic stimulation causes a decrease in BP as heart rate and force of contraction are decreased. Dilation and constriction of blood ves- sels are managed with the aid of using the sympathetic frightened system.
