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?
2
Q
Functional component
A
General somatic efferent fibres- supply only superior oblique
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