Want this question answered?
Throughout the entire digestive system, including the mouth(saliva).
the six main organs help digest the chewed food
If one of the organs in the digestive system, then.
In humans, digestion begins in the mouth where food is chewed and and swallowed with the assistance of the salivary glands.
Circulation to the digestive system increases to help the body digest food.
we will die
small intestine
you will die
The organ system breaks down.
No part of the digestive system is dry and stinky. The colon is stinky because microbes are breaking down your undigestible food. The entire digestive system is lubricated with mucus and so is not dry.
21-30 feet long
Food does not go 'Inside' of your digestive system. It remains 'Outside' of the digestive system. So most of the digestion is extracellular. So from mouth to anus the entire digestive system is connected to the 'Exterior' and is not technically and immunologically 'Inside' your body.