First the food is chewed and it turns into a bolus.

Then it goes down through the esophagus then to the stomach, where it roughly stays for 4 hours. After 4 hours, the food is then carried to the small intestine, where villi that have one vein and one artery absorbs the food's nutrients, and it goes to the blood, and in turn, the blood distributes the nutrients all over the body.

The remaining waste then travels to the large intestine and is excreted.
The smallest formĀ of the of the nutrients passes through the walls of the small intestine and absorbed into the bloodstream