This highly detailed life-size model shows all significant features of each vertebra, including spine, nerve roots, the vertebral artery, a herniated disc and vertebral notch etc. Ideal teaching model for students, patient education of chiropractors, orthopaedic surgeons and other medical professionals. Special features include: flexible 725mm tall vertebral column complete with pelvis, sacrum, occipital bone, vertebral artery, all nerve branches and herniated lumbar disc. Deluxe chrome stand 775mm high. Helps explain the relationship between human vertebral column and pelvis. It can also be used for studying the morphology of vertebral column and the construction of joints.