1. Axial Skeleton Vertebral Column Thorax

2. body Vertebral Parts spinous process vertebral foramen transverse process costal facet (thoracic only) Inferior facets Superior facets

3. Cervical Vertebrae Axis (C2) Atlas (C1) transverse foramen Dens (odontoid process) bifid process Vertebralarch

4. Thoracic & Lumbar Vertebrae lumbar vertebrae thoracic vertebrae

5. Vertebral Column intervertebral foramen intervertebral disk

6. sacral foramen sacral hiatus sacral canal median sacral crest Sacrum (5 fused vertebrae) Transverse ridge Articular surface (SI joint)

7. Coccyx Articular surface (sacroiliac joint)

8. Rib neck tubercle costal groove shaft head

9. Sternummanubrium clavicular notch sternal notch xiphoid process body sternal angle intercostal space

10. Thorax True Ribs (7 pairs) 1 2 3 4 5 6 7 7 1 1 3 3 2 2 4 4 55 FloatingFloating False Ribs (5 pairs)