model of a healthy lumbar vertebra with disc and spinal cord.3d

slipped disc bulging stenosis backage back pain spinal canal degenerative disk radiculopathy compression nerve root myelopathy apinal cord medical mri dermatome myotome physiotherapy diahnosis arthrosis ruptured prolapse herniated prolapsed lumbar spine vertebra pinched intervertebral nucleus pulposus annulus osteophytes spondylophytes osteoarthritis treatment lower operation medicine anatomy anatomical doc artwork blue black background osteoarthritic degeneration spondylosis exercise man