Question

Assertion: The inner lining of small intestine has
numerous finger like projections called villi.
Reason: The villi increases the surface area for digestion.
A. Both A and R are true and R is the correct explanation of A
B. Both A and R are true but R is not the correct explanation
of A
C. A is true but R is false

Answer 1

Option A is the correct answer.

Villi in small intestine:

1. ​Villi are small finger-like projections found in the inner linings of small intestine.
2. These micro structures play a major role in increasing the surface area of the intestine.
3. They contain capillary beds, as well as lymphatic vessels called lacteals.
4. The capillaries help in the absorption of nutrients.
5. Lacteals absorb and pass down the broken down fatty acids from the chyme.