AP and lateral forearm  
 

These radiographs depict the basic bony anatomy of the forearm.

 
AP s s s [Remove labels]
 
Lateral sss [Remove labels]
 

Identify the following:

1. humerus

2. radius

3. ulna

4. head of radius

5. head of ulna

6. proximal radioulnar joint (AP view)

7. distal radioulnar joint (AP view)