Segmental innervation refers to the distribution (innervation) of nerves within an organ or muscle. These nerves are attached to a segment of the spine.Puri and Tyrer. (1992). Sciences Basic to Psychiatry, Edinburgh: Robert Stevenson House.
Segmental innervation can be mapped through stimulation of the nerve at the spinal segment.DETERMINATION OF THE SEGMENTAL SENSORY AND MOTOR INNERVATION OF THE LUMBOSACRAL SPINAL NERVES: AN ELECTROPHYSIOLOGICAL STUDY
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