ANATOMY

Detailed explanation-1: -Villi of the intestine move in swaying, contracting motions. These movements are believed to increase the flow of blood and lymph and to enhance absorption.

Detailed explanation-2: -Villi are finger-like projections which are richly supplied with blood vessels. They are present in the inner lining of the small intestine and help in the absorption of nutrients by increasing the surface area for absorption.

Detailed explanation-3: -Absorption occurs when the small intestine breaks down nutrients that are then absorbed into your bloodstream and carried to cells through your body. Digestion is important for breaking down food into nutrients, which the body uses for energy, growth, and cell repair.

Detailed explanation-4: -The structure of the small intestine is designed for absorption of nutrients. The inside of the small intestine is lined with villi that absorb nutrients from the liquid mixture called chyme produced in the stomach from the food we eat.

Detailed explanation-5: -Final answer: Villi increases the surface area for absorption in intestines.