How does blood flow in the body   The blood moves in the body in a specific way, which does not change, and in the following is the way blood flows through the body:     Veins serve to bring blood to the right side of the heart.   Then the pulmonary arteries carry blood to the lungs, so that it receives oxygen.     The pulmonary veins carry oxygen-rich blood to the left side of the heart.     The aorta, which is the main artery in the body, carries blood from the left side of the heart to…