Left
Atrium
The left atrium passively fills with oxygenated blood returning from the lungs before ejecting it into the left ventricle during diastole. It is the most posterior of the cardiac chambers.
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Left
Atrium
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The left atrium passively fills with oxygenated blood returning from the lungs before ejecting it into the left ventricle during diastole. It is the most posterior of the cardiac chambers. |