![](https://webarchive.library.unt.edu/eot2008/20081104010919im_/http://www.cancer.gov/images/spacer.gif) |
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(RET-ih-nuh)
![](https://webarchive.library.unt.edu/eot2008/20081104010919im_/http://www.cancer.gov/images/spacer.gif)
| The light-sensitive layers of nerve tissue at the back of the eye that receive images and sends them as electric signals through the optic nerve to the brain. |
Previous Definitions: | resting, resveratrol, retch, Retin-A, Retin-A-Micro | Next Definitions: | retinoblastoma, retinoic acid, retinoid, retinol, retinyl palmitate |
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![](https://webarchive.library.unt.edu/eot2008/20081104010919im_/http://www.cancer.gov/images/spacer.gif) |