1. Skeletal System Axial Skeleton Anatomy

3. Anterior view of skull

4. The skull 8 cranial bones: occipital, parietal, frontal, temporal, sphenoid, ethmoid 14 facial bones

5. Lateral view of skull

6. Sphenoid bone: keystone bone because it touches all other cranial bones Sella turcica – holds the pituitary gland Ethomoid Cristal galli and cribriform plates hold the olfactory bulb (nerves)

7. Superior View of Skull after transverse cut.

8. Medial view of skull

9. Inferior view of skull

10. Figure 6.12c Sinuses: Special openings that lighten the skull, warm and moisten air

12. Hyoid bone – only bone that doesn’t articulate with another bone Anchors the tongue.

13. 7 12 5

14. Hyoid and Cervical vertebra

15. Bone Markings of Vertebra

16. Atlas and Axis (C1 and C2)

18. Thoracic and Lumbar vertebra

19. Sacrum and Coccyx – fused vertebra

20. Ribs (12 pair) True (7) connect directly to sternum via coastal cartilage False (3) connect indirectly Floating (2) don’t connect