Food breaks down in the stomach, not the intestines.
Fats aren't broken down in the small intestine :/
Most digestion occurs within the small intestine. So yes, food is broken down while in the small intestine.
When the material of a potato is broken down in the small intestine, it is eventually broken down into glucose. The subsets are starch, maltose, maltase, and finally glucose.
The tube at the beginning of the small intestine is the duodenum; this is only one section of the small intestine.
bile
By the time food has reached the small intestine, it has been broken down into small proteins.
Saliva and some enzymes in the small intestine.
They are broken down and absorbed into the blood.
They are broken down and absorbed into the blood.
It goes down the esophagus and into the stomach, the gastric acid breaks it down and sends it off the the small intestine. In the small intestine it is broken down into it's final component. It is then stored in the liver for energy.
In your small intestine food is broken down in to a liquid or a solid.
Small intestine