Question

How do villi help to increase the absorption of digested food into the bloodstream?

Answer 1

Answer:

Villi are specialized for absorption in the small intestine as they have a thin wall, one cell thick, which enables a shorter diffusion path. They have a large surface area so there will be more efficient absorption of fatty acids and glycerol into the blood stream.

Explanation:

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Answer 2

1. Villi are specialised for absorption in the small intestine as they have thin wall one cell thick which enables the shorter diffusion path. they have large surface area so there will be more efficient absorption of fatty acid and glycerol into the bloodstream.
2. system digestive
3. parts of : wall of small intestine

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