neuraxis

plural neuraxes

1. usuallyanatomySynonym of central nervous system.

   Synonyms: central nervous system

2. sometimesanatomyA subset of the central nervous system: i.e., the spinal cord, rhombencephalon, mesencephalon and diencephalon.

   1 more example

   The picture revealed by spinal tap was one of an acute polyneuritis, but a polyneuritis of a most exceptional type: not like Guillian–Barré syndrome, with its overwhelming motor involvement, but a purely (or almost purely) sensory neuritis, affecting the sensory roots of spinal and cranial nerves throughout the neuraxis.

   1984, Oliver Sacks, “The Disembodied Lady”, chapter 3 in The Man Who Mistook His Wife for a Hat (Reset 2007), page 51