Plicae and villi increase the surface area of the inner wall of the small intestine.

Name: Plicae and villi increase the surface area of the inner wall of the small intestine.
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Plicae and villi are folds and finger-like projections, respectively, that increase the surface area of the inner wall of the small intestine. This increased surface area allows for greater absorption of nutrients from digested food.

Plicae and Villi Increase the Surface Area of the Inner