Olympic Wrestlers Grapple with Each Other for Relatively Short but Intense

Multiple Choice

Olympic wrestlers grapple with each other for relatively short but intense periods, relying on powerful skeletal muscles in their arms and legs to pin their opponents.What changes might you expect to see in their circulatory systems during the match?

A) Activation of the parasympathetic system
B) A carefully maintained, constant stroke volume
C) A decrease in norepinephrine secretion
D) An increase in blood flow to the gut
E) Relaxation of arterioles serving capillaries in the arms and legs