The small intestine is specialized for absorption. The absorptive effectiveness is enhanced by increasing the surface area of the intestinal wall. Which of the following accomplish this task?
A) plicae circulares and intestinal villi
B) digestive enzymes
C) intestinal glands
D) the rugae
A
Explanation:
B) Digestive enzymes do not increase the surface area of the small intestine.
C) Intestinal glands do not increase the surface area of the small intestine.
D) The rugae are found in the stomach.
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