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Discs of the spine

The spine is formed by 33 interlocking bones called vertebrae. Located between each pair of vertebrae is a disc. The disc is composed of a capsule of connective tissue surrounding a soft, jellylike center. These discs absorb shock and provide flexibility within the spine.

Primary Medical Reviewer William M. Green, MD
- Emergency Medicine
Specialist Medical Reviewer Robert B. Keller, MD
- Orthopedics
Last Updated August 9, 2006

WebMD Medical Reference from Healthwise

Last Updated: August 09, 2006
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