Question

after muscular exercise which blood blood blood vessel carries most of CO2​

Answer 1

Answer:

Pulmonary artery it is i think

Answer 2

Blood flow is greater when you exercise because the blood vessels in your muscles dilate. As these byproducts leave the muscle cells, they cause small, thin-walled blood vessels (capillaries) within the muscle to expand or dilate, which is called vasodilation.