L4.8.1.2: Vertebral Column

• VERTEBRAE

  ● Has transverse processes laterally, intervertebral discs between the vertebral bodies

  ● Form intervertebral foramina which spinal nerves pass
• FIVE REGIONS OF VERTEBRAL COLUMN

  • Cervical vertebrae (7)
  • Sacral vertebrae (5)
  • Thoracic vertebrae (12)
  • Coccygeal vertebrae (4)
  • Lumbar vertebrae (5)
• Cervical vertebrae (7)

  • Form a concave posterior curvature of the vertebral column
• Thoracic vertebrae (12)

  • Form the convex posterior curvature of the vertebral column
• Lumbar vertebrae (5)

  • Forms a concave posterior curvature
• Sacral vertebrae (5)

  • Fused with coccygeal vertebrae; convex posteriorly
• Vertebral Column (Spine)

  1. 1st cervical vertebra (atlas)
  2. 2nd cervical vertebra (axis)
  3. 1st thoracic vertebra
  4. Transverse process
  5. Spinous process
  6. Intervertebral disc
  7. Intervertebral foramen
  8. 1st lumbar vertebra
  9. Cervical curvature
  10. Thoracic curvature
  11. Lumbar curvature
  12. Sacral curvature
  13. Coccyx

  A) 1-2

  B) 3-8

  C) 9-13