| Select | | View | Download | | 8.1 Examination of the breathing system of a dissected rat | | |
| 8.2 Examination of the pig lungs | | |
| 8.3 Examination of the structure of air sacs | | |
| 8.4 Comparison of the oxygen content of inhaled air and exhaled air | | |
| 8.5 Comparison of the carbon dioxide content of inhaled air and exhaled air | | |