Which nerve lesion could produce the condition where stimulation of right cornea results in the blinking of the left eye but not the right eye?: (A) Left trigeminal, (B) Left facial, (C) Right trigeminal, (D) Right facial
Answer is D. Summary of blink reflex:Ipsilateral blinkContralateral blinkNormalPresentPresentFacial nerve lesionAbsentPresentTrigeminal nerve lesionAbsentAbsent