Osteology

Frontal bone, inferior view

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Image #39-2

Osteology

Frontal bone, inferior view

1. Frontal tuber
2. Supraorbital foramen
3. Frontal sinus
4. Fossa of lacrimal gland
5. Zygomatic process
6. Temporal line & temporal surface
7. Articular surface for greater wing sphenoid bone
8. Surface facing middle cranial fossa
9. Area which forms roof over ethmoidal cells
10. Posterior ethmoidal foramen
11. Ethmoidal incisure
12. Frontal bone (squamous part)
13. Parietal margin
14. Glabella
15. Nasal margin
16. Frontal spine
17. Area forming part of roof of nasal fossa
18. Canal opening into diploic space
19. Supraorbital margin
20. Trochlear pit
21. Anterior-ethmoidal foramen
22. Orbital surface