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3024
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2016
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Public
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About this file:
Scheme of the mammal retina with the fovea centralis showing the direction of the nerve impulse (arrows).
Image by Dr. Santiago Ramón y Cajal, Spanish neuroscientist and pathologist.
Please credit: Cajal Institute, Neuroscience Research Center of the Spanish National Research Council
This image is licensed as U.S. Government Works, see https://www.usa.gov/government-works