It is a digestive system. It performs food processing through the physical and chemical impacts, ensures the uptake of consumed foodstuffs by the blood and lymph, and performs the elimination of the residues.
It consists of the organs of the primary gastrointestinal tract and auxiliary organs such as liver, pancreas, gall bladder, etc.
The average length of the digestive tract in adults is around 9-10 meters. It consists of:
– Mouth;
– Throat;
– Esophagus;
– Stomach;
– Small intestine;
– Colon.