how does oxygen rich blood reach every part of the body
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The heart pumps blood to all parts of the body. ... After the blood gets oxygen in the lungs, it is called oxygen-rich blood. Oxygen-rich blood flows from the lungs back into the left atrium (LA), or the left upper chamber of the heart, through four pulmonary veins.
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Explanation:
The oxygen rich blood from the lungs passes through pulmonary veins and reaches left artrium . The bicuspid valve opens and oxygen rich blood form the left artrium is poured into left ventricle . Then from left ventricle passes through aortic valve , aorta and pulmonary artries and gets distributed to all parts of the body.
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