All blood vessels are specifically ... at high pressure as it leaves the heart; the largest artery is the aorta Contain valves to prevent back flow of blood Walls are made of semi-permeable ...

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 ...

Medically reviewed by Richard N. Fogoros, MD The abdominal aorta is a large artery in your belly that carries blood from the ...

Medically reviewed by Anisha Shah, MD Congestive heart failure (CHF) occurs when your heart muscles become damaged and can't ...