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Conditions and Diseases
Veins
Arteries
Heart

What does the left atrium do?

Answer

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January 16, 2018 12:17PM

The left atrium is like a "turbocharger" for the left ventricle of the heart. It fills with oxygenated blood from the lungs, then contracts to pump the blood into the left ventricle. Here, the ventricle then contracts to pump the oxygenated blood all around your body.