Which Two Nerves Are Involved In The Pupillary Reaction?

The pupillary light reflex is a very important part of vision that many people don’t know about. When you look at something with your eyes, it stimulates retinal photoreceptors and ganglion cells in one eye which sends messages along their axons to travel through the optic nerve until they reach an area called “the pretectum.”

Which Cranial Nerve Controls Eye Movement

What does the oculomotor nerve do?

The third cranial nerve, or CN III for short is responsible with eyelid movement and pupil constriction. The other two components it works alongside to control eye movements as well!

Which Of The Following Cranial Nerves Carries Only Motor Information?

The trochlear nerve is the motor branch of CN III, which supplies skin muscle to move your eye muscles ( my Chong & Tan).