Biology for IGCSE & O level - Human Nutrition (Section 2 - No. 28)
What structures in the small intestine increase the surface area for absorption?
Microvilli and villi.
Circular folds and haustra.
Rugae and microvilli.
Lacteals and crypts of Lieberkühn.
Explanation
Microvilli and villi create a large surface area in the small intestine, facilitating efficient nutrient absorption.
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