| Select | | View | Download | | Chapter 7 | | |
| 7.1 The processes of nutrition and the human digestive system | | |
| 7.2 Ingestion | | |
| 7.3 Digestion in the mouth cavity | | |
| 7.4 Digestion in the stomach | | |
| 7.5 Digestion and absorption in the small intestine | | |
| 7.6 Absorption in the large intestine and egestion | | |
| 7.7 Assimilation | | |
| 7.1 The processes of nutrition and the human digestive system (Bilingual) | | |
| 7.2 Ingestion (Bilingual) | | |
| 7.3 Digestion in the mouth cavity (Bilingual) | | |
| 7.4 Digestion in the stomach (Bilingual) | | |
| 7.5 Digestion and absorption in the small intestine (Bilingual) | | |
| 7.6 Absorption in the large intestine and egestion (Bilingual) | | |
| 7.7 Assimilation (Bilingual) | | |
| Select | | View | Download | | Chapter 9 | | |
| 9.1 The need for a transport system | | |
| 9.2 The blood | | |
| 9.3 Blood vessels | | |
| 9.4 The heart | | |
| 9.5 Blood circulation | | |
| 9.6 Material exchange between the blood and body cells | | |
| 9.7 Lymphatic system | | |
| 9.1 The need for a transport system (Bilingual) | | |
| 9.2 The blood (Bilingual) | | |
| 9.3 Blood vessels (Bilingual) | | |
| 9.4 The heart (Bilingual) | | |
| 9.5 Blood circulation (Bilingual) | | |
| 9.6 Material exchange between the blood and body cells (Bilingual) | | |
| 9.7 Lymphatic system (Bilingual) | | |