Peripheral Nerves
| Medical Definition: |
The nerves outside of the brain and spinal cord, including the autonomic, cranial, and spinal nerves. Peripheral nerves contain non-neuronal cells and connective tissue as well as axons. The connective tissue layers include, from the outside to the inside, the epineurium, the perineurium, and the endoneurium. |
| Guide Notes: |
GEN only; do not use as coord for specific nerves indexed with organ /innerv |
| Also Called: |
Endoneurium,Epineurium,Perineurium |
Peripheral Nerves Categories.
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Cranial Nerves - Twelve pairs of nerves that carry general afferent, visceral afferent, special afferent, somatic efferent, and autonomic efferent fibers. |
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Spinal Nerves - The 31 paired peripheral nerves formed by the union of the dorsal and ventral spinal roots from each spinal cord segment. The spinal nerve plexuses and the spinal roots are also included. |
Peripheral Nerves Medical Definitions and Terms
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