|
|
Optic nerve - Wikipedia, the free encyclopedia
|
||
|
Colorado-based sports sunglass company dedicated to creating high-end, technically advanced, performance eyewear at an affordable price point.
|
||
|
The optic nerve transmits electrical impulses from the retina to the brain. ... The optic nerve transmits electrical impulses from the retina to the brain. It connects to the back of the eye near the macula. When examining the back of the eye, a portion of the optic nerve called the optic disc can be seen.
|
||
|
The small photoreceptors of the retina (the inner surface at the back of the eye) sense light and transmit impulses to the optic nerve. The optic nerve from each eye carries impulses to the brain, where visual information is interpreted.
|
||
|
Various eye diseases, most commonly glaucoma, can also cause optic nerve atrophy. In addition, the condition can be caused by diseases of the brain and central nervous system, such as cranial arteritis (sometimes called temporal arteritis), multiple sclerosis, brain tumor, and stroke.
|
||
|
Described is the optic nerve and aspects of this ocular structure. ... The optic nerve (also known as cranial nerve II) is a continuation of the axons of the ganglion cells in the retina. There are approximately 1.1 million nerve cells in each optic nerve.
|
||
|
The "optic nerves" are the second pair of the cranial nerves, and lead from the eyes to the brain. The sensory cell bodies of the nerve fibers occur in "ganglia" within the eyes. Their axons (conductors of impulses away from their point of origin) pass through the orbits into the brain.
|
Related Searches
Ask Q&A
Search History
This binocular preview is a sneak peek of the Web page behind this search result. If the image says "Site Home Page" we are showing you a preview of the website's home page because we still have to update our binocular system with the particular page from your search result. The text at the bottom of the preview gives you more details, such as:
- Whether the page requires plug-ins such as Flash
- Whether the page will "pop up" additional windows upon loading
- How much data you'll have to download to view the complete page
- How long it should take for you to download the full page, based on a 56 kb/s dial-up Internet connection