Tips For Heart Month: How Your Heart Works
Dec.02, 2008
Health and Fitness
Tags : Arteries, blood, Bloodstream, capillaries, Carbon Dioxide, Cell Tissue, Cells Of The Body, Delicate Linings, Four Chambers, heart, Heart Works, Left Atrium, Left Ventricle, Lungs, Mitral Valve, Muscle Contracts, nutrients, One Way Valves, Oxygen, Oxygen Depleted Blood, Pulmonary Artery, Pulmonary Valve, Pulmonary Vessels, Red Blood Cells, Right Atrium, Right Ventricle, Sarah J Hale, Tiny Vessels, Tricuspid Valve

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