Color Vision/Color Blindness Flashcards Preview

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Flashcards in Color Vision/Color Blindness Deck (17):
0

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

1

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

2

The _________ theory assumes that there are THREE (3) SETS of CONES.

Opponent-Process Theory

3

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

4

The OPPONENT-PROCESS THEORY holds that there are CONES that see __________.

White

5

This is a commonly used TEST for COLOR BLINDNESS.

Ishihara Test

6

___% of males are color blind, while ___%of females are color blind.

6%
0.5%

7

Most cases of color blindness are due to a genetic factor affecting the ___ pair of chromosomes.

23rd

8

The usual way to CLASSIFY COLOR BLINDNESS is on the basis of ___________.

Tristimulus Color Mixture

9

This NORMAL COLOR VISION, where a person needs ___ wavelengths of light to match the colors they see.

Trichromat
3

10

This is a type of COLOR BLINDNESS where a person needs TWO (2) wavelengths of light to match all colors they see.

Dichromat

11

This is TOTAL COLOR BLINDNESS, where a person needs one wavelength of light to match all of the colors they see.

Monochromat

12

NORMAL LUMINOSITY FUNCTION resembles ____________.

DOMINATOR RESPONSES

13

LUMINOSITY RESPONSE is __________ in function.

Electrical

14

This type of color blindness is RED-GREEN COLOR BLINDNESS.

Dichromatism

15

This is the SHORTENED LUMINOSITY function in RED region of the spectrum.

Protanopia

16

This is when LUMINOSITY appears to be NORMAL.

Deuteranopia