THORAX ABDOMEN AND PELVIS

MEDICAL

DUODENUM JEJUNUM AND ILEUM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The villi is adapted for the process of ____
A
digestion
B
assimilation
C
absorption
D
ingestion
Explanation: 

Detailed explanation-1: -The villi in the small intestine provide a large surface area with an extensive network of blood capillaries. This makes the villi well adapted to absorb the products of digestion by diffusion and active transport.

Detailed explanation-2: -Adaptations of Villi Villi have a wall only one cell thick so the nutrients only have a short distance to diffuse into the blood. Villi have capillaries inside them for a good blood supply to allow for quick diffusion into the blood. Villi have a large surface area to allow quicker diffusion.

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