Disorders of the Digestive System
By Andreas Moritz
There are four main activities in the alimentary tract of our digestive system: Ingestion, Digestion, Absorption and Elimination.
The alimentary canal begins at the mouth, passes through the thorax, abdomen and pelvis region, and ends at the anus (see Figure 1). When food is ingested, a series of digestive processes begin to take place. These can be divided into the mechanical breakdown of food through mastication (chewing) and chemical breakdown of food through enzymes. These enzymes are present […]



