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Human Vertebral Column Structure

Learn about the types of vertebrae, spinal curvatures, bones, and features of the human vertebral column. Discover details on cervical, thoracic, lumbar, sacral, and coccygeal vertebrae.

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Human Vertebral Column Structure

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  1. How many of each vertebrae? Cervical Thoracic Lumbar Sacral Coccygeal Sacrum Coccyx 1 Cervical curvature 7 12 3 Thoracic curvature 5 5 in children 4 in children 2 Lumbar curvature 1 (5 fused in adults) 1 (4 fused in adults) 4 Sacral curvature (pelvic)

  2. 1 Name bone Atlas C-1 Transverse foramen 6 2 Name bone Dens 4 Axis C-2 Pedicle Inferiorarticulating process 10 11 Transverse process 12 Lamina 5 • What type of • vertebrae? Body Transverse foramen 7 Cervical 9 8 Spinous process

  3. 1 What type of vertebrae? Thoracic Inferior articulating process 4 Spinous process 6 5 Rib facet 9 Superior articulating process Body 3 Lamina Transverse process 7 10 2 Vertebral foramen Rib facet 8

  4. 1 What kind of vertebra? Lumbar Body Vertebral foramen 2 4 5 Pedicle 3 10 9 Lamina Vertebral arch Transverse process Superior articulating process 7 Intervertebral foramen 6 Spinous process 11 8 Inferior articulating process

  5. Suprasternal notch (jugular) 4 Manubrium 5 Sternal angle Body (gladiolus) Xiphoid process

  6. 1 True ribs (1-7) 2 False ribs (8-12) Costal Margin 4 3 Floating ribs (11-12)

  7. 1 Tubercle 2 1stRib 3 Head Inferior Superior 4 Articular facets

  8. Sternal extremity 2 1 3 Acromial extremity Left or right clavicle? Right

  9. 1 Right or left Right 2 Acromion Scapular spine Glenoid cavity 3 Supraspinous fossa 4 5 Infraspinous fossa 6 Vertebral Border (medial) 8 Axillary Border (lateral) • Posterior or • anterior view? 9 Posterior 7 Inferior angle

  10. 1 Right or left? Right Coracoid process 8 Name bone. Scapula 2 Glenoid cavity 9 Subscapular fossa 3 Axillary border (lateral) 5 4 • Posterior or • anterior? Vertebral Border (medial) Anterior 6 Inferior angle

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