Definition of Nerve, spinal
Nerve, spinal: One of the nerves that originates in the spinal cord.
There are 31 pairs of spinal nerves. They consist of the 8 cervical nerves, 12 thoracic nerves, 5 lumbar nerves, 5 sacral nerves, and 1 coccygeal nerve.
Last Editorial Review: 6/14/2012
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