Which of the Following is True Regarding the Corneal Reflex

Question

Which of the following is true regarding the corneal reflex?
A) The trigeminal nerve is its motor arm, carrying pain information.
B) CN VII is the motor arm of the reflex causing tearing and blinking.
C) The facial nerve is the sensory arm of the reflex.
D) CN VII carries pain signals from the cornea to the brain.

Accepted Answer

The corneal reflex involves the trigeminal nerve as the sensory arm, detecting the stimulation of the cornea, and CN VII as the motor arm, causing tearing and blinking. The reflex is important in protecting the eye from potential damage or injury. Choice A, C, and D are incorrect statements regarding the corneal reflex.