Stores up to 2 liters of food while mixing and digesting it. The pepsinogen reacts with HCL to form pepsin. It has smaller diameter than that of the large intestine.
Carbohydrate digestion is under the control of the enzymes maltase, lactase, sucrase.
Fatty substances enter the lacteal, along with other materials too large to enter the capillaries. The function of the colon is to reabsorb water from the unused food. Solid waste is called feces.