Atrium (Pl. Atria):

Upper chamber of the heart; right atrium receives blood low in oxygen from the body and pumps it into the right ventricle so it can move to the lungs for oxygen; left atrium receives blood rich in oxygen from lungs and pumps it into the left ventricle so it can move through the aorta, into the rest of the body.

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Information and definitions of the medical conditions and diseases have been taken from various reliable government publications and we have done our best to verify their accuracy. If you feel any of the definitions are incorrect or needs to be updated please contact us and we will look into it.

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