ANATOMY
CHEST AND CARDIOVASCULAR
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The smallest blood vessels of the body are the ____
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arterioles
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venules
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capillaries
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aorta
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Explanation:
Detailed explanation-1: -Capillaries are the smallest blood vessels in the body. How small are they? About ten of them equal the thickness of one human hair, and most are so small that only one blood cell can pass through them at a time.
Detailed explanation-2: -Veins carry blood back toward your heart. Capillaries, the smallest blood vessels, connect arteries and veins.
Detailed explanation-3: -Capillaries are tiny vessels that transport blood, nutrients and oxygen to cells in your organs and body systems.
Detailed explanation-4: -Blood capillaries are the smallest blood vessels. Each capillary is up to a few cells thick to allow diffusion of blood through it to the organs/tissues.
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