Question

Why does the wall of the small Intestine need a large surface area?

Answer 1

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$\red{\mathbb{ANSWER}}$

For better digestion of food and absorption of nutrients.

To ensure complete digestion and absorption of nutrients the area of contact between nutrients and intestinal surface is needed to be high enough.

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Answer 2

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ANSWER

For better digestion of food and absorption of nutrients.

To ensure complete digestion and absorption of nutrients the area of contact between nutrients and intestinal surface is needed to be high enough.