Keywords heart anatomy, fluorography, venous catheterization, blood flow, cardiac cycle, right atrium, left atrium, coronary arteries, selective opacification, physiological data Email us at ...

If you clench your hand into a fist, this is approximately the same size as your heart. It is located in the middle of the chest and slightly towards the left. The heart is a large muscular pump ...

For example, a capillary is microscopically thin to allow gases to exchange, the arteries are tough and flexible to cope with high pressure blood flow and ... away from the heart (usually ...