Dorsal root ganglion
Dorsal root
Dorsal Ramus
Spinal nerve
Ventral ramus
Sympathetic chain
Sympathetic chain ganglion
Communicating Rami
Ventral root
Spinal cord
Pia mater
Epidural layer
Ventral column
Lateral Column
Dorsal Column
Dorsal horn
Lateral horn
Ventral horn
Central Canal
Lumbosacral plexus
Filum terminale
Conus medullaris
Lumbar enlargement
Denticulate ligaments