Color Vision And The Retina

The processing of information that leads to color vision begins in the retina. The retina is an exquisitely organized portion of the nervous system lining the interior of the back surface of the eye. Each human retina is made up of approximately 115 million cells that act in concert to extract information from the optical image formed on the retinal surface. Our understanding of the processing of color information in the retina and the rest of the visual nervous system is drawn mainly from studies of humans and from our close relatives, the Old World monkeys.

Breaking Bulimia

Breaking Bulimia

We have all been there: turning to the refrigerator if feeling lonely or bored or indulging in seconds or thirds if strained. But if you suffer from bulimia, the from time to time urge to overeat is more like an obsession.

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