News Results - retina

  • Retina - Wikipedia, the free encyclopedia

    en.wikipedia.org/wiki/Retina The central retina is cone-dominated and the peripheral retina is rod-dominated. In total there are about seven million cones and a hundred million rods.
  • Retina | definition of Retina by Medical dictionary

    medical-dictionary.thefreedictionary.com/retina retina [ret´ĭ-nah] the innermost of the three tunics of the eye, surrounding the vitreous body and continuous posteriorly with the optic nerve. The retina is ...
  • The Retina of the Human Eye

    hyperphysics.phy-astr.gsu.edu/hbase/vision/retina.html The Retina. The retina is a light-sensitive layer at the back of the eye that covers about 65 percent of its interior surface. Photosensitive cells called rods and ...
    • WebMD - Retina Detachment

      www.webmd.com/eye-health/eye-health-retinal-detachment WebMD explains the causes, symptoms, risk factors, and treatment of retinal detachment, a very serious eye condition that occurs when the retina pulls away from its ...
    • retina | anatomy | Britannica.com

      www.britannica.com/science/retina Retina, layer of nervous tissue that covers the inside of the back two-thirds of the eyeball, in which stimulation by light occurs, initiating the sensation of vision.
    • Simple Anatomy of the Retina by Helga Kolb – Webvision

      webvision.med.utah.edu/book/part-i-foundations/simple-anatomy-of-the-retina The second neuropil of the retina, is the inner plexiform layer (IPL), and it functions as a relay station for the vertical-information-carrying nerve cells, the ...
    • Retina - National Library of Medicine - PubMed Health

      www.ncbi.nlm.nih.gov/pubmedhealth/PMH0002945 The light-sensitive tissue lining at the back of the eye. The retina converts light into electrical impulses that are sent to the brain through the optic nerve.