How does it come back ?

Jul 5, 2017 | Know Your Heart

How does it come back ? Passage through the lungs enriches he oxygen levels in blood. This oxygenated blood comes to the left atrium, goes to the left ventricle via the mitral valve, and is pushed into the large aorta by the powerful contractions of the left...

How does it come back ?

Jul 4, 2017 | Know Your Heart

How does it come back ? Blood comes back to the heart via the veins. The small veins join together to form larger veins, which in turn join to form the two largest veins, the Superior (higher) Vena Cava and the Infer (lower) Vena Cava. The blood returns to the heart...