Pronunciation: (OP-tik nerv)
The nerve that carries messages from the retina to the brain.
Source: NCI Dictionary of Cancer Terms
Caption: Anatomy of the eye, showing the outside and inside of the eye including the eyelid, pupil, sclera, iris, cornea, lens, ciliary body, retina, choroid, vitreous humor, and optic nerve.
Caption: Anatomy of the inside of the brain, showing the pineal and pituitary glands, optic nerve, ventricles (with cerebrospinal fluid shown in blue), and other parts of the brain.Date last modified: 2010-10-21