Sample NPTE Question 2013 #9 - PT Final Exam

9.
A patient presents to the inpatient rehabilitation unit who has suffered a vertebro-basilar CVA and has difficulty adducting and depressing his eyes.  Which cranial nerve is the MOST likely cause of this impairment?

1. CN I
2. CN II
3. CN III
4. CN IV

The answer is: (Click for answer)