A patient presented with normal eyesight and absence of direct and consensual light reflexes. Which of the following cranial nerves is suspected to be lesioned: (A) Occulomotor, (B) Trochlear, (C) Optic, (D) Abducent
Answer is A. For light reflex, CN2 and CN3 are required. Since vision is normal CN2 is intact. Probably lesion is at the level of CN3