HISTOLOGY
DIGESTIVE SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What makes the small intestine have such a large surface area?
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21 feet long
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villi
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microvilli
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all answers contribute
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Explanation:
Detailed explanation-1: -Mucosal folds: The inner surface of the small intestine is not flat, but thrown into circular folds. This not only increases the surface area, but helps regulate the flow of digested food through your intestine.
Detailed explanation-2: -Scientists Lars Fändriks and Herbert Helander have used quantitative microscopic techniques to determine that the surface area of the gastro-intestinal tract in healthy adults is “only” between 30 and 40 square meters. By far the greatest part of this is the small intestine.
Detailed explanation-3: -Abstract. Background: According to textbooks, the human gut mucosa measures 260-300 m(2), that is, in the order of a tennis court.
There is 1 question to complete.