Optic Nerve Optic Canal — FRCA Primary MCQ

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ModerateAnatomyOptic Nerve Optic CanalFRCA Primary

Regarding the anatomy of the orbit the optic nerve passes through which structure?

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Correct answer: B — Optic canal

The optic nerve (CN II) passes through the optic canal (along with the ophthalmic artery). The superior orbital fissure transmits CN III / IV / V1 / VI and the ophthalmic veins. The inferior orbital fissure transmits the infraorbital nerve (V2) and inferior ophthalmic vein.

Reference: RCoA 2021 Primary FRCA Curriculum