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Capillaries are one-cell wide blood vessels. They allow intimate close-contact with muscle and other body cells with red blood cells. It is in capillaries that oxygen exchange occurs. In close contact with muscular myoglobin, adult hemoglobin releases its oxygen and myoglobin picks it up.

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16y ago
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13y ago

It is where the gasses and nutrients are exchanged between the blood and body tissues.

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12y ago

smallest type of blood vessel

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Q: What is the main function of the capillaries?
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What are the main kinds of blood vessel and what function do they perform?

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Capillaries have very thin wallshow does this help them perform their function?

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