PHYSIOLOGY
CARDIOVASCULAR PHYSIOLOGY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What is the role of veins in the cardiovascular system?
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Carry blood away from the heart
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Carry blood back to the heart
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Carry blood to the lungs
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Allows the exchanges of gases, nutrients and wastes between blood and the tissues
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Explanation:
Detailed explanation-1: -Generally, veins carry deoxygenated blood from the body to the heart, where it can be sent to the lungs. The exception is the network of pulmonary veins, which take oxygenated blood from the lungs to the heart.
Detailed explanation-2: -Arteries carry blood away from the heart and veins carry blood back to the heart. The circulatory system carries oxygen, nutrients, and hormones to cells, and removes waste products, like carbon dioxide.
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