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Cranial Nerves > Trochlear Nerve > Flashcards

Trochlear Nerve Flashcards

1
Q

Unique features

A 
Emerges on dorsal aspect of brain
Most slender
Smallest
Nuclear fibres decussate before emerging on surface of brain
Ipsilateral corticonuclear fibres
Nerve of 3rd eye?
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2
Q

Functional component

A

General somatic efferent fibres- supply only superior oblique

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3
Q

Course

A

Either side of frenulum veli- wind around sup cerebellar peduncle- enter cavernous sinus through post wall of roof- cross oculomotor- sup orbital fissure- above levator muscle- sup oblique

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Cranial Nerves (6 decks)

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