Illustration copyright 2000 by Nucleus Communications, Inc. All rights reserved. http://www.nucleusinc.com
The spine (backbone) is a column of bones (vertebrae) stacked on top of one another. Each vertebra has a hole in its center. The spinal canal is the opening in the vertebrae through which the spinal cord runs.
| By | Healthwise Staff |
| Primary Medical Reviewer | William M. Green, MD - Emergency Medicine |
| Specialist Medical Reviewer | Robert B. Keller, MD - Orthopedics |
| Last Revised | February 17, 2010 |
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