1. The undigested food and the residue of the digested food pass into the large intestine (about 1.5 m long).
2. This part of the intestine does not have any digestive function as the digestion is already completed.
3. The walls of the large intestine have villi which absorb most of the water and salts.
4. The rest of the material is removed from the body through the anus. Here, the exit is regulated by the muscle called sphincter.
2. This part of the intestine does not have any digestive function as the digestion is already completed.
3. The walls of the large intestine have villi which absorb most of the water and salts.
4. The rest of the material is removed from the body through the anus. Here, the exit is regulated by the muscle called sphincter.
