Travis is taking a long run and his muscle tissue needs more oxygen. He is breathing heavily and taking in a lot of oxygen how does this exercise affect circulation?
A. Travis’s heart pumps more quickly to allow oxygen to be removed from the air and transported to the tissue.
B. Travis‘s heart pumps more slowly to give the blood cells time to pick up oxygen and drop it off at the tissues
C. Travis’s coronary Artery becomes blocked, so blood travels to other muscles, when it’s Necessary
D. Travis‘s heart starts angiogenesis so that he has more vessels to transport blood to the tissues