Why are villi present in the intestine and not in the stomach?

Explanation

### Step-by-Step Solution

1. **Understanding Villi**: Villi are tiny, finger-like projections found on the mucosal wall of the small intestine. They play a crucial role in the digestive system.

2. **Function of Villi**: The primary function of villi is to increase the surface area of the intestinal lining. This increased surface area allows for more efficient absorption of nutrients from digested food.

3. **Role of the Stomach**: The stomach's main function is to digest food, not to absorb nutrients. It uses acids and enzymes to break down food into a semi-liquid form called chyme.

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