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spinal nerve

noun, Anatomy.
any of a series of paired nerves that originate in the nerve roots of the spinal cord and emerge from the vertebrae on both sides of the spinal column, each branching out to innervate a specific region of the neck, trunk, or limbs.
Origin of spinal nerve
First recorded in 1785-95 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for spinal nerve
Historical Examples
  • Before the passage of the constant electric current the spinal nerve was stimulated by an induction shock of definite intensity.

    Life Movements in Plants Sir Jagadis Chunder Bose
  • It can, however, originate in any other part of the body through the spinal nerve centres.

  • Between the base of the neural arch and its successor is a small foramen for the exit of the spinal nerve.

    The Vertebrate Skeleton Sidney H. Reynolds
  • The neural arch is small and deeply notched behind for the passage of the spinal nerve.

    The Vertebrate Skeleton Sidney H. Reynolds
spinal nerve in Medicine

spinal nerve n.
Any of 31 pairs of nerves emerging from the spinal cord, each attached to the cord by two roots, anterior or ventral and posterior or dorsal, the latter provided with a spinal ganglion. The two roots unite in the intervertebral foramen but divide again into ventral and dorsal rami, or anterior and posterior primary divisions, the former supplying the foreparts of the body and limbs, the latter the muscles and skin of the back.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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spinal nerve in Science
spinal nerve  
Any of the nerves that arise in pairs from the spinal cord and form an important part of the peripheral nervous system. The spinal nerves contain both sensory and motor nerve fibers. There are 31 pairs of spinal nerves in the human body.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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