Color Vision/Color Blindness Flashcards
According to the TRICHROMATIC THEORY, perception of _________ is assumed to come about by the simple addition of THREE (3) color receptors when the outputs are EQUAL.
White
This THEORY OF COLOR VISION assumes that there are THREE (3) kinds of CONES, one sensitive in BLUE region, one RED and one GREEN part of the spectrum.
Trichromatic Theory
The _________ theory assumes that there are THREE (3) SETS of CONES.
Opponent-Process Theory
In the OPPONENT-PROCESS THEORY sets are arranged so that the action of the action of one member OPPOSES action of the other in it effect on ________ or _______ cells.
Bipolar
Ganglion
The OPPONENT-PROCESS THEORY holds that there are CONES that see __________.
White
This is a commonly used TEST for COLOR BLINDNESS.
Ishihara Test
___% of males are color blind, while ___%of females are color blind.
6%
0.5%
Most cases of color blindness are due to a genetic factor affecting the ___ pair of chromosomes.
23rd
The usual way to CLASSIFY COLOR BLINDNESS is on the basis of ___________.
Tristimulus Color Mixture
This NORMAL COLOR VISION, where a person needs ___ wavelengths of light to match the colors they see.
Trichromat
3
This is a type of COLOR BLINDNESS where a person needs TWO (2) wavelengths of light to match all colors they see.
Dichromat
This is TOTAL COLOR BLINDNESS, where a person needs one wavelength of light to match all of the colors they see.
Monochromat
NORMAL LUMINOSITY FUNCTION resembles ____________.
DOMINATOR RESPONSES
LUMINOSITY RESPONSE is __________ in function.
Electrical
This type of color blindness is RED-GREEN COLOR BLINDNESS.
Dichromatism
