MCAT Question of the Day
    •

    Q:

    		 The purpose of villi in the small intestine is to:
    		 

    A

    		 Allow the villi to wrap around pieces of food and digest them.

    B

    		 Increase the surface area of the small intestine to maximize nutrient absorption.

    C

    		 Protect the lining of the small intestine from digestive enzymes.

    D

    		 Secrete the majority of digestive enzymes.



    Digestive System |
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