The Human Digestive System

The human digestive system is a continuous tube plus associated glands that breaks food down mechanically and chemically into absorbable nutrients. It moves food through the mouth, oesophagus, stomach, small intestine an…

• The digestive system breaks large insoluble food molecules into small soluble ones that can be absorbed.
• The alimentary canal runs: mouth → oesophagus → stomach → small intestine → large intestine → rectum → anus.
• Accessory organs — salivary glands, liver, gallbladder and pancreas — pour secretions into the tract.

Full explanation, worked examples & memory tricks in the app