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1. WELCOME
ATHIRA RAJAN
NATURAL SCIENCE

3. DIGESTIVE SYSTEM
Mouth
Esophagus
Stomach
Liver
Gall bladder
Pancreas

4. Duodenum
Small Intestine
Large intestine
Rectum
Anus

5. Small Intestine

6. SMALL INTESTINE
Seen as many folds, twisted
and coiled within the abdominal
cavity, enabling complete
digestion of food.

7. SMALL INTESTINE C.S

8. VILLUS

9. VILLI
Present in the infoldings of
small intestine
40 to 50 villi are seen in each
square millimeter.

10. FUNCTIONS OF VILLI
Absorption of nutrients from
the small intestine.
Exchange of nutrients to blood
and lymph.

11. STRUCTURE OF VLLUS

12. COMPONENTS OF VILLUS
Branch of vein.
Branch of artery.
Capillaries that connects arteries and
veins.
Lacteal that branches from the lymph
vessels.