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Cranial Nerve 6
Aka: Cranial Nerve 6, Cranial Nerve VI, Abducens Nerve, CN 6
- See Also
- Cranial Nerve
- Neuroanatomy
- Head and Neck Neuroanatomy
- Eye Anatomy
- Extraocular Movement
- Physiology
- Innervates extraocular lateral rectus muscle
- Moves eye laterally
- Long thin nerve that is susceptible to compression (Cranial Nerve 4 and 6 are similar in this way)
- Paralysis (unilateral or bilateral) may occur even with generalized Increased Intracranial Pressure
- Contrast with the Cranial Nerve 3 which is a thick cable-like nerve requiring significant compression for paralysis
- Course
- Nucleus lies beneath facial colliculus
- Runs below clinoid process
- Passes through Cavernous Sinus
- Enters orbit through superior orbital fissure
- Pathophysiology
- Bilateral paralysis seen in Botulism