GENERAL ANATOMY
ANATOMY OF THE HEART
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The left atrium receives blood from the
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aorta.
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arteries and veins.
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pulmonary veins.
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inferior vena cava.
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Explanation:
Detailed explanation-1: -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. Oxygen-rich blood then flows through the mitral valve (MV) into the left ventricle (LV), or the left lower chamber.
Detailed explanation-2: -Left atrium: one of the four chambers of the heart. The left atrium receives blood full of oxygen from the lungs and then empties the blood into the left ventricle.
Detailed explanation-3: -Left atrium: Receives blood returning to the heart from the pulmonary veins.
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