Digestive System Digestive system Tools A B teeth tear food into pieces saliva wets and dissolves food so it is easier to swallow tongue mashes food and sends it to the esophagus esophagus carries food from the throat to the stomach stomach churns food into paste liver makes bile that breaks down fat gall bladder store bile and sends enzymes to the small intestine to help break down the food pancreas sends enzymes to the small intestine to help break dfown food and produces insulin that helps the body use sugar small intestine enzymes mix with food and digest it. Nutrients pass into the blood stream through the walls of the small intestine large intestine rest of nutrients are absorbed. The food that can not be used by the body are stored until they are released from the body.