PHYSIOLOGY
CARDIOVASCULAR PHYSIOLOGY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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During capillary exchange, what substances are distributed to the cells?
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nutrients
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hormones
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oxygen
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all of the choices
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Explanation:
Detailed explanation-1: -Capillary Exchange Mechanisms Diffusion, the most widely-used mechanism, allows the flow of small molecules across capillaries such as glucose and oxygen from the blood into the tissues and carbon dioxide from the tissue into the blood.
Detailed explanation-2: -Oxygen gas is able to pass through the endothelium, into the surrounding interstitial fluid, and taken in by the body cells surrounding the capillary beds.
Detailed explanation-3: -They transport blood, nutrients and oxygen to cells in your organs and body systems. Capillaries are the smallest blood vessels in your vascular system.
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