Bone graft - series: Normal anatomy
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The spinal vertebrae are separated by cartilage disks. The cartilage disks are filled with a gelatinous substance, which provide cushioning to the spinal column.
Update Date: 7/17/2008 Updated by: Andrew L Chen, MD, MS, Orthopedist, The Alpine Clinic, Littleton, NH. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.
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