Section of head and thorax to show respiratory system. left lung (surface) view Right lung (section)
1    Nasal cavity
2    Pharnyx
3    Epiglottis
4    Larnyx
5    Trachea
6    Rib
7    Intercostal muscle
8    Bronchiole
9    Pleural membranes
10    Right lung
11    Diaphragm
12    Esophagus
13    Bronchus
14    Left lung
15    Heart
16    pleural cavity
17    Cartilige