Image 3:


1. Mastoid process
2. Occipital bone (condylar and basilar parts)
3. Occipitomastoid suture
4. Pterygomaxillary fissure
5. Pterygopalatine fossa
6. Pterygoid plates
7. Pterygoid process
8. Sphenoid spine, left
9. Styloid process
10. Zygomatic bone