BLOOD CARDIOVASCULAR SYSTEM LYMPHOID ORGANS
CARDIOVASCULAR SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What is a pulmonary vein?
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a aorta
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a main blood vessel
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the blood vessel that carries newly oxygenated blood from the lungs
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it is a heart valve
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Explanation:
Detailed explanation-1: -The lung veins sometimes referred to as the pulmonary veins, are blood vessels that transfer freshly oxygenated blood from the lungs to the left atria of the heart.
Detailed explanation-2: -Pulmonary vein is the only vein that carries oxygenated blood as they carry blood from lungs to the heart and, pulmonary artery is the only artery that carry deoxygenated blood.
Detailed explanation-3: -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.
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