Fill in the Blanks DIGESTIVE SYSTEM: COMPLETE.Online version COMPLETE THE TEXT ABOUT DIGESTIVE SYSTEM. PRIMARY SCHOOL. GRADE 4 by Gonzalo Barral 1 gastric saliva small intestine oesophagus juices anus large mouth stomach intestine First , we chew food in our and mix it with . The mixture goes down a long tube called the to the . In the stomach , it mixes with . It forms a thick liquid which passes to the . The nutrients are absorbed and pass into the blood . Any food that is not digested passes to the . Here , water is absorbed and faeces are formed . These are excreted through the .