HISTOLOGY
BLOOD VESSELS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Site of diffusion.
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Capillaries
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Arteries
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Venules
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Arterioles
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Explanation:
Detailed explanation-1: -The site of exchange of materials between blood and the surrounding cells is capillaries. Blood capillaries are the smallest vessels and are only one cell thick. Hence, exchange of materials can easily occur by diffusion across the membranes of blood capillaries.
Detailed explanation-2: -The exchange of oxygen, nutrients, and waste between your blood and tissues also happens in your capillaries. This happens through two processes: Passive diffusion.
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