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Color Blindness

Color Blindness. By Brianna Kearney and Juliet Ruhe. Color Blindness. Color blindness is a sex linked disorder where one can’t see certain colors in the color spectrum . Also, a person can carry this disorder

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Color Blindness

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  1. Color Blindness By Brianna Kearney and Juliet Ruhe

  2. Color Blindness • Color blindness is a sex linked disorder where one can’t see certain colors in the color spectrum. Also, a person can carry this disorder • As it is sex linked, it is more commonly found in males. 1 in 12 males (about 8% of the population) have it while only 1 in 100 females (less then 1%) are color blind http://krupp.wcc.hawaii.edu/BIOL100/genetics/genetics3/Image28.gif

  3. Common Types of Color Blindness • The most common types of color blindness are… Red-Green (99% of people that are colorblind) Blue-Yellow • Ones does not see the world in black and white, just with out Red/ Green or Blue/Yellow http://farm1.static.flickr.com/111/275183590_e7edd00506.jpg

  4. Common Types of Color Blindness (Continued) • As you can see, the term color blindness is misleading. It infers that one sees the world in black, gray and white • The more accurate term would be COLOR VISION DEFICIENCY (CVD) http://rm.awarenessnetworks.com/6805823487342555147.jpg http://images-mediawiki-sites.thefullwiki.org/10/3/1/9/72638461468245495.png

  5. Red Green Color Blindness • Around the outline of the white boxes is normal vision • IF you were red green color blind you’d see the world like the box on the left http://michelf.com/img/icon/sim-daltonism-512.jpg

  6. Yellow Blue Color Blindness • Again, Around the outline of the white boxes is normal vision • IF you were yellow blue color blind you’d see the world like the box on the left http://michelf.com/img/icon/sim-daltonism-512.jpg

  7. Effects of a Person with Color Blindness • Color Blind people have to find ways to counter the effects of their condition • Example, driving would seem difficult because reading the stop light colors would be impossible for them • Though, they just learn the order: red is on top, yellow is in the middle, and green is on the bottom http://www.carsandracingstuff.com/library/images/stoplight01.png

  8. Treatments? • Unfortunately, there is no treatment for color blindness • Color Blindness is a lifelong illness • The left is a normal vision of the color wheel and the right is a color blind person’s lifelong vision of the color wheel http://3.bp.blogspot.com/_XJseql2u5l0/R2FgzvOpT_I/AAAAAAAABs0/1djgF2kpgNw/s400/color_wheel_normal.jpg http://1.bp.blogspot.com/_XJseql2u5l0/R2Fg0POpUAI/AAAAAAAABs8/jQu2hTwG6RY/s400/color_wheel_colorblind.jpg

  9. What is the Cure for Color Blindness? • No cure or procedure is known for fully countering color blindness • However, scientists have created contact lenses that help color blind people distinguish colors to an extent http://www.vision1to1.com/EN/HomePage.asp?BGColor=2&Category=8&Article=81

  10. The Ishihara Test • This test is used to determine if people are color blind • Try to make out the colored numbers in the different colored circles…

  11. What Number is in the Circle? http://2.bp.blogspot.com/_04yqJnkcyn4/RhUdTKl-UGI/AAAAAAAAA0E/QlGG8O4iTDw/s320/color+test.jpg

  12. What Number is in the Circle? http://amysorrells.files.wordpress.com/2010/08/total_color_blind_test_numbers_14.gif

  13. What Number is in the Circle? http://robinsonscamera.com/images/cimage4.jpg

  14. What Number is in the Circle? http://3.bp.blogspot.com/_s5m9esR01Gs/StkmUzNMh_I/AAAAAAAADsQ/p9M-OUP6RkE/s320/Ishihara+10.jpg

  15. Answers: • 1st Picture: #2 • 2nd Picture: #8 • 3rd Picture: #5 • 4th Picture: #10

  16. Works Consulted “Colorblind Home Page.” Color Vision Testing. N.p., n.d. Web. 28 Jan. 2011. <http://colorvisiontesting.com/>. “Color Blindness.” Human Diseases and Conditions. Vol. 1. New York: Charles Scribner’s sons, 2000. 228-29. Print. “Color Vision Deficiency.” American Optic Association. N.p., n.d. Web. 28 Jan. 2011. <http://aoa.org>. Graetzer, Hans G. “Color Blindness.” Magill’s Medical Guide. 4th ed. Vol. 1. Pasadena, California: Salem Press Inc., 2008. 594-95. Print. “What Causes Color Blindness?” The Merck Manual of Medical Information. Ed. Mark H Beers, MD. 2nd ed. Whitehouse, NJ: Merck Research Laboratories, 2003. 1280-81. Print.

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