The Gastrointestive System: The Digestive System
The major function of the large intestine is to absorb water and vitamins from the remaining indigestible food matter and transmit the useless waste material to the rectum. The large intestine can be separated into three different sections: the ascending colon, transverse colon, and the descending colon. The descending colon is connected to an S-shape figure known as the sigmoid colon and finally connected to the straightened canal of the rectum. The rectum function is to receive the stool from colon and hold there until it needs to be transferred out. The final step of the digestive system consists of the anus, where the stool is finally released from the