The excretory system is the system of an organism's body that performs the function of excretion, the bodily process of discharging wastes. The Excretory system is responsible for the elimination ...

The colon is part of the large intestine, and it absorbs water and nutrients from food. Learn more about what the colon does and its anatomy here.

The colon is part of the large intestine, the final part of the digestive system. Its function is to reabsorb fluids and process waste products from the body and prepare for its elimination.

Biomedical engineers at Duke University have developed a system that allows for real-time observations of individual cells in the colon of a living mouse.