Cranial Nerve Nuclei, Course & Lesions — Topic Test
20 questions · exam mode (answers revealed at the end). 18 min suggested.
A 35-year-old woman complains of inability to abduct her right eye, and the eye is deviated medially at rest. There is no ptosis and the pupil is normal. The nerve involved has the longest intracranial course and pierces the dura to run through the cavernous sinus. Which structure does it pass beneath at the petrous apex?
APetroclinoid (Gruber's) ligament
BDiaphragma sellae
CTentorium cerebelli
DFalx cerebri