Rights: University of Waikato Published 1 July 2011 Size: 110 KB

The large intestine consists of the caecum, colon, rectum and anal canal. It is about 1.5 metres long and has an average diameter of about 6 cm.

The 4 major functions of the large intestine are recovery of water and electrolytes, formation and storage of faeces and fermentation of some of the indigestible food matter by bacteria.