BLOOD

Blood



Blood

William Harvey discovered that blood circulates throughout the body. He could not explain, however, the motion of the heart that makes circulation possible. As far as he was concerned, that could be 'comprehended only by God'”. However, more than three -hundred years later we now have a vast knowledge of how the heart works. Each side of the heart performs a different pumping job. The right side takes blood from the body and pumps it to the lungs.

The left side of the heart collects blood from the lungs and pumps it to the body. Blood goes through the right ...