Warning: Use of undefined constant referer - assumed 'referer' (this will throw an Error in a future version of PHP) in /usr/home/essaywo/public_html/essays on line 102

Warning: Use of undefined constant host - assumed 'host' (this will throw an Error in a future version of PHP) in /usr/home/essaywo/public_html/essays on line 105

Warning: Cannot modify header information - headers already sent by (output started at /usr/home/essaywo/public_html/essays:102) in /usr/home/essaywo/public_html/essays on line 106

Warning: Cannot modify header information - headers already sent by (output started at /usr/home/essaywo/public_html/essays:102) in /usr/home/essaywo/public_html/essays on line 109
Color Blindless - School Essays

Color Blindless


Color blindness is the inability to distinguish particular colors. It
is generally an inherited trait, but can result from a chemical imbalance or eye
injury.
There are three primary colors. They are red, blue, and yellow. All
other colors are the results of different combinations of primary colors.
Special visual cells, called cones, are respon-sible for our ability to see
color. People with normal vision have three different types of cones, each
responsible for a different primary color.
The absence of particular cones causes the absence of particular colors.
This can be one cause of color blindness. There are four types of color
blindness. The rarest forms are mono-chromatism and ...

Want to read the rest of this paper?
Join Essayworld today to view this entire essay
and over 50,000 other term papers

form of color blindness is called dichromatism.
People with di-chromatic vision tend to confuse red, green, and gray, but can
easily distinguish blue and yellow. Some cannot even see the longest wavelengths
of light -- the red end. Though it is rare, others cannot see the short
wavelengths, near the violet end. These people tend to confuse blue, yellow,
and gray, but not red and green.
Normal vision is called trichromatism. Most color blind people have a
version of trichro-matism called anomalous trichromatism. People with this
condition can see the same colors as people with normal vision, but not as well.
For example, many people with this common form of color blindness are "green-
weak". This means, they see green, but to see the same color normal people see
when green and yellow is mixed, more green must be added. "Green-weak" and
"red-weak" are the most prevalent forms of anomalous trichromatism. The "blue-
weak" form is rare.
Color blindness can be tested in a variety ...

Get instant access to over 50,000 essays.
Write better papers. Get better grades.


Already a member? Login


CITE THIS PAGE:

Color Blindless. (2006, January 16). Retrieved March 28, 2024, from http://www.essayworld.com/essays/Color-Blindless/39747
"Color Blindless." Essayworld.com. Essayworld.com, 16 Jan. 2006. Web. 28 Mar. 2024. <http://www.essayworld.com/essays/Color-Blindless/39747>
"Color Blindless." Essayworld.com. January 16, 2006. Accessed March 28, 2024. http://www.essayworld.com/essays/Color-Blindless/39747.
"Color Blindless." Essayworld.com. January 16, 2006. Accessed March 28, 2024. http://www.essayworld.com/essays/Color-Blindless/39747.
JOIN NOW
Join today and get instant access to this and 50,000+ other essays


PAPER DETAILS
Added: 1/16/2006 09:59:23 PM
Category: Health & Medicine
Type: Premium Paper
Words: 692
Pages: 3

Save | Report

SHARE THIS PAPER

SAVED ESSAYS
Save and find your favorite essays easier

SIMILAR ESSAYS
» The Truth Is Not Absolute
» Personal Essay: Prejudice
» Law And Morality
» The Photographs Of Margaret Bou...
» Slavery - Capitilism
» Happiness Is A State Of Mind
» Put The Death Penalty To Death
» Teenagers' Relationship With Th...
» Bless Me, Ultima: Antonio
» Sony's Expansion
Copyright | Cancel | Contact Us

Copyright © 2024 Essayworld. All rights reserved