spinal cord (spinal marrow)

Function

• the major reflex center & conduction pathway between the body & the brain

Structure

• it is protected by the vertebrae & their associated ligaments & muscles, the spinal meninges & the CSF.
• 31 pairs of spinal nerves are attached to the spinal cord-
  • 8 cervical, 12 thoracic, 5 lumbar, 5 sacral & 1 coccygeal

* image

More general terms

• central nervous system structure

More specific terms

• conus medullaris (medullary cone)

Additional terms

• spinal cord disease; myelopathy (disease/disorder primarily affecting spinal cord)
• spinal cord injury (SCI)

Components

• central canal of spinal cord
• accessory nucleus
• rubrospinal tract
• tectospinal tract
• spinotectal tract
• spinocerebellar tract
• spinothalamic tract
• corticospinal tract
• spinal tract
• posterior (dorsal) horn of spinal cord
• anterior (ventral) horn of spinal cord
• Clarke's column
• spinal cord structure