what does the optic nerve do
Where does the optic nerve cross over to. The optic nerve is located in the back of the eye. Glaucoma Tests And Diagnosis Glaucoma Associates Of Texas WHAT IS THE OPTIC NERVE. . The optic nerve is located in the back of the eye and connects the eye to the brain. The optic nerve is critical to your vision. It is the second of several pairs of cranial nerves. The optic nerve is a thin white filament-like cable that runs along the back of your eye. 1 Its also known as the second cranial nerve or cranial nerve II. Impulses produced by the retina are sent to the brain via the optic nerve where the impulses. It is also called the second cranial nerve or cranial nerve II. The primary function of the optic nerve is to convey electrical impulses that it receives from 125 million photoreceptor cells known as rods and cones to the brain which then decodes those. Normal optic nerve function is to send signals from the eye to the brain...