Mouth Chews up food and mixes with saliva. Stomach Bag with strong muscles that mixes food with acid and begins to break it down. Oesophagus Joins the mouth to the stomach. Food is squeezed down it. Liver Produces bile which helps with the digestion of fat. Pancreas Provides additional enzymes to help digest all sorts of food Small intestine Food is broken down and nutrients are absorbed. Large intestine Water is absorbed from the undigested food. Rectum Faeces (poo) is stored until it is ready to leave the body. Anus The faeces is pushed through here and out of the body.