The spinal cord and its peripheral nerves are protected by the vertebral column, a stack of bones which surround and provide support. Between the vertebrae is a fluid-filled disk.
Update Date 6/1/2015
Updated by: Daniel Kantor, MD, Kantor Neurology, Coconut Creek, FL and immediate past president of the Florida Society of Neurology (FSN). Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.