#dorsal_ramus_of_spinal_nerve

Dorsal ramus of spinal nerve

Posterior division of a spinal nerve

The dorsal ramus of spinal nerve, posterior ramus of spinal nerve, or posterior primary division is the posterior division of a spinal nerve. The dorsal rami provide motor innervation to the deep muscles of the back, and sensory innervation to the skin of the posterior portion of the head, neck and back.

Wed 21st

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