Blood circulation through the heart

Updated: Feb 20


1. Deoxygenated blood from the body flows into the R. atrium via veins.

2. The deoxygenated blood flows from the R. atrium in to the R. ventricle through tricuspid valves.

3. The deoxygenated blood flows from the R. ventricle to the pulmonary arteries through pulmonary valves.

4. The deoxygenated blood flows from the pulmonary arteries to the lungs.

5. The deoxygenated blood is oxygenated in the lung.

6. The oxygenated blood from the lung flows into the L. atrium via veins.

7. The oxygenated blood flows from the L. atrium to L. ventricle through a mitral valve.

8. The oxygenated blood flows from the L. ventricle to the aorta (artery) through an aortic valve.

9. The oxygenated blood flows from the aorta to the whole body cells.


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