1. Honors Anatomy & Physiology
The Axial Skeleton
Honors Anatomy & Physiology

2. Skeletal Divisions 206 separate bones + cartilages
Axial Skeleton (80 bones)
Skull (22 bones) + 7 associated bones
Thoracic Cage (24 ribs + sternum)
Vertebral Column (26 bones)
Appendicular Skeleton (126 bones)
Limb bones
Pectoral and pelvic girdles

3. The Skull

4. Paranasal Sinuses: Mucosal lined air cavities that lighten the skull and resonate sound, mucusal secretions are released into the nasal cavity

5. Anterior View

6. Superior View

9. The Skull

10. Newborn Skull

11. The Thoracic Cage

12. The Vertebral Column 7 Cervical vertebrae Atlas C1 (yes) No body
Axis C2 (no)
dens
12 Thoracic vertebrae
Articulate with ribs
5 Lumbar vertebrae
Largest
Sacrum and coccyx fused together

13. Atlas and Axis

14. Typical Vertebrae

15. Sacrum and Coccyx

16. Homework Write 1 paragraph explaining
Compare Scoliosis, Lordosis and Kyphosis
What are they
How treated
How compare
Include works cited