"Severe head trauma can stretch the nerve and damage its fibers, which can result in a dilated pupil," Mackay says. Damage to the oculomotor nerve can also make your eyelid droop or limit your eye ...

It's a physiological response. The trigeminal nerve controls the muscles of chewing, while the facial and oculomotor nerves ...

Tumors affecting the cranial nerves, particularly the oculomotor, trochlear ... Tumors near the optic nerve (optic glioma) can directly damage the nerve, leading to vision loss in one or both ...