MEDICAL
HEART AND PERICARDIUM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The blood flows throughout the systemic and pulmonary systems of the body. The blood flows from the lungs and enters the Left Atrium via the ____
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2 pulmonary arteries
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2 pulmonary veins
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4 pulmonary arteries
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4 pulmonary veins
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Explanation:
Detailed explanation-1: -When we breathe out, carbon dioxide leaves our body. Oxygen-rich blood travels through the pulmonary veins and the left atrium into the left ventricle. The next heartbeat starts a new cycle of systemic circulation.
Detailed explanation-2: -Systemic circulation carries oxygenated blood from the left ventricle, through the arteries, to the capillaries in the tissues of the body. From the tissue capillaries, the deoxygenated blood returns through a system of veins to the right atrium of the heart.
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