Fill in the Blanks GASTRIC DIGESTIONOnline version GASTRIC DIGESTION by Manuel Castellano Roig 1 GASTRIC DIGESTION Food going down the enters the when the relaxes . The entering of the bolus stimulates the production of and the stomach starts to . Te food is mixed with the producing a highly acidic paste calle . Once the gastric digestive process is finished , the opens and the moves into the .