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WorksheetsCOLOR VISION
Total questions: 20
Worksheet time: 12mins
colour is characterized by 3 qualities except?
hue
purity
saturation
brightness
What will be the minimum light stimulation where the eyes can start perceiving colours?
0.25cd
0.50cd
0.75cd
1.00cd
theory on color vision which suggests that the human eye has three types of color receptors, also known as cones, which are sensitive to different wavelengths of light.
trichromatic therory of CV
retinal mosaic theory
opponent-process theory
herrings law of equal innervation
On absorption by ocular media how much light is will be absorbed?
6%
7%
8%
9%
It is determined by wavelength and gives rise to the characteristic series of sensation when we view the spectrum.
HUE OR TONE
BRIGHTNESS
SATURATION
PURITY
It refers to the visual perception of how light or luminous a surface or object appears to be
Hue or tone
brightness
saturation
purity
It is a visual function that allows perception of variation among physical wavelengths of light that compile the visible spectrum.
visual integrity
visual efficiency
visual interpretative processing
color vision
Theory proposed by Thomas Young and later expanded upon by Hermann von Helmholtz, is a fundamental theory that explains how the human visual system perceives colors.
opponent - process theory
wall theory of fusion
trichromatic theory
helmholtz theory
Wha photopigment does Long cones have?
(a)
What photopigment does Short cone have?
(a)
What abbreviation is added for portion of retinal system on chlorolabe photopigment?
(a)
it refers to the absence of 2 or all 3 cone photopigments.
monochromacy
dichromacy
trichromacy
tetrachromacy
an ABSOLUTE defect or complete absence of 1 portion of cone photopigment system.
monochromacy
dichromacy
trichromacy
tetrachromacy
type of dichromatism which has an abnormality on erythrolabe
protanopia
deuteranopia
tritanopia
Partial defect or alteration of one portion of cone photo pigment system.
(a)
What is the common color vision deficiency affecting the retina and the optic nerve?
red - green CVD
Blue - green CVD
red - yellow CVD
Blue - yellow CVD
What type of Dichromatism that does not change its spectral sensitivity?
Protanopia
deuteranopia
tritanopia
TRUE OR FALSE: ROD MONOCHROMACY HAS NO FUCNTIONING PHOTOPIC SYSTEM
TRUE
FALSE
Which type of Dichromatism shifts the spectral sensitivity to longer wavelengths?
protanopia
deuteranopia
tritanopia
TRUE OR FALSE: ALL MONOCHROMATISM LEADS TO NO AVAILABLE COLOR DISCRIMINATION
TRUE
FALSE
