Assuming you are out running, answer the following questions…

Assuming you are out running, answer the following questions in the space provided: Part a.  Would resistance be high or low in the arterioles leading to skeletal muscles in your legs? Explain your answer. Part b.  What specifically causes this change in arteriole resistance? Part c.  Are precapillary sphincters to your digestive organs relaxed or contracted? Explain your answer.