It goes in the mouth and the teeth chew which is mechanical the saliva moistens it which is chemical
Then my food is forced down to the esophagus than the esophagus pushes my food down to the stomach. In the stomach acids shoot out where chemical digestion happens and the food is turned into chyme. Than at the small intestine the chyme is mixed with digestive juices.
Than from the small intestine the chyme is pushed to the liver where bile is produced the bile and is stored in the gallbladder. The pancreas produces digestive enzymes and is bi carbonated. Than it is stored in the anus until removed through the body