Wednesday, September 5, 2012

Eccentric topic of the Week, Neurology Question 5











Eccentric topic of the Week, Neurology
Question 5:

Regarding the trochlear nerve: 

A. It originates from the midbrain

B. It is the only cranial nerve that exits from the dorsal surface of the brainstem
C. Its lesion results in paralysis of the inferior oblique muscle
D. It supplies only one orbital muscle
E. Its palsy causes horizontal diplopia

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