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    Retina
   

As light enters the eye, it strikes the cells receptor cells of the retina called the rods and cones. A chemical reaction results in the formation of electric impulses, which then travel to the brain through the optic nerve.


Review Date: 9/16/2008
Reviewed By: Paul B. Griggs, MD, Department of Ophthalmology, Virginia Mason Medical Center , Seattle , WA . Review provided by VeriMed Healthcare Network.
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