Digestive

• mouth - mechanical digestion by teeth; initial digestion of starch
• esophagus - carries food to stomach
• small intestine - chemical digestion; absorption of digested food
• large intestine - absorption of water
• mouth digestive juice - saliva (containing ptyalin)
• stomach digestive juice - gastric juice
• small intestine digestive juice - pancreatic juice, intestinal juice, bile