small intestine
why do disgestive system?
mouth
The digestion finishes at the Small intestine.
Chemical digestion starts in the mouth with the action of enzymes found in saliva. It is completed in the intestines.
large intestine
Digestion is completed in the rectum where it is excreted out as faeces
Digestion is completed in the small instein 8-).
Digestion occurs in the mouth, stomach and small intestine.
Mechanical digestion in humans is completed in the stomach.
stomach
unkown
digestive is completed by when it comes down from the entestines