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Concept information

Preferred term

Spinal Nerve Roots  

Type

  • mesh:Descriptor

Definition

  • Paired bundles of NERVE FIBERS entering and leaving the SPINAL CORD at each segment. The dorsal and ventral nerve roots join to form the mixed segmental spinal nerves. The dorsal roots are generally afferent, formed by the central projections of the spinal (dorsal root) ganglia sensory cells, and the ventral roots are efferent, comprising the axons of spinal motor and PREGANGLIONIC AUTONOMIC FIBERS.

Broader concept

Synonym(s)

  • Spinal Roots

In other languages

  • French

  • Racines d'un nerf spinal
  • Racines des nerfs rachidiens
  • Racines rachidiennes
  • Racines spinales

URI

http://data.loterre.fr/ark:/67375/JVR-NCFKW582-V

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