Exercise 2 Answer:
Lateral chest x-ray
1.
Heart
2.
Retrosternal air space
3.
Retrocardiac air space
4a.
Left hemidiaphragm
4b.
Right hemidiaphragm
5.
Vertebral body
6.
Sternum
7.
Tracheal air shadow
8.
Rib
9.
Hilum