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Cranial Nerves

Cranial Nerves. R. Shane Tubbs, MS, PA-C, PhD. Embryological Derivative. Pharyngeal Arch Derivative. Autonomic Fibers. Motor/Sensory/Mixed. Origin- supratentorial, stem, cord. Functional Components. GSE GSA GVE GVA SSA SVA SVE. Olfactory nerve= SVA. Optic nerve= SSA.

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Cranial Nerves

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  1. Cranial Nerves R. Shane Tubbs, MS, PA-C, PhD

  2. Embryological Derivative

  3. Pharyngeal Arch Derivative

  4. Autonomic Fibers

  5. Motor/Sensory/Mixed

  6. Origin- supratentorial, stem, cord

  7. Functional Components • GSE • GSA • GVE • GVA • SSA • SVA • SVE

  8. Olfactory nerve= SVA

  9. Optic nerve= SSA

  10. Occulomotor nerve=GSE, GVETrochlear/Abducens=GSE

  11. Trigeminal Nerve • GSA • SVE

  12. Facial Nerve • SVE • GVE • GSA • SVA

  13. Vestibulocochlear Nerve • SSA

  14. CNs IX, X, XI

  15. Glossopharyngeal Nerve • GSA • SVE • SVA • GVE • GVA

  16. Vagus Nerve • GSA • GVE • SVE • SVA • GVA

  17. Spinal Accessory Nerve • SVE/GSE

  18. Hypoglossal Nerve • GSE

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