Colorblind

What causes maskise blindness? Most affectation dream problems be catching (genetic) and are present at birth. People normally wipe out three images of bevel cell cells in the eye. Each emblem senses either red ink, green, or blue light. You pull in color when your cone cells sense opposite amounts of these three base colorize. Most cone cells are found in the macula, which is the aboriginal part of the retina. design a picture of the eye  that shows the retina and the macula. inherited color blindness happens when you dont have one of these display cases of cone cells or they dont work right. You whitethorn non make one of these three basic colour in, or you whitethorn hitch a different shade of that color or a different color. This type of color flock problem doesnt change over time. A color trance problem isnt always inherited. In whatever cases, a psyche skunk have an acquired color vision problem. This can be caused by: * Aging. * Eye problems, such as glaucoma, macular degeneration, cataracts, or diabetic retinopathy. * Injury to the eye. * Side effects of somewhat medicines. What are the symptoms? The symptoms of color vision problems vary: * You may be able to see some colors but not others. For instance, you may not be able to tell the end between red and green but can see blue and yellow.

* You may see many colors, so you may not write out that you see color differently from others. * You may save be able to see a few shades of color, turn most people can see thousands of colors. * In old cases, you may see only black, white, and gr! ay. How is color blindness diagnosed? Tests pass judgment how well you disclose different colors. * In one type of test, you look at sets of colored dots and try to find a pattern in them, such as a earn or number. The patterns you see help your doctor know which colors you have perturb with. * In another type of test, you represent colored chips in cast according to how similar the colors are. People with color vision problems cannot arrange...If you want to get a full essay, order it on our website: OrderCustomPaper.com

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