1 — Intervertebral disc; 2 — Costal process; 3 — Vertebral body; 4 — Anterior longitudinal ligament; 5 — Posterior longitudinal ligament; 6 — Nutrient foramen; 7 -Vertebral arch, pedicle; 8 — Intervertebral foramen; 9 — Transverse process; 10 — Intertransverse ligaments; 11 — Superior articular process; 12 -Vertebral arch, lamina; 13 — Ligamenta flava; 14 — Inferior articular facet; 15 — Spinous process