Week 12 - Colour Vision

Description

PSY247 - Perception Quiz on Week 12 - Colour Vision, created by Daniel Whiting on 07/06/2017.
Daniel Whiting
Quiz by Daniel Whiting, updated more than 1 year ago
Daniel Whiting
Created by Daniel Whiting over 7 years ago
150
1

Resource summary

Question 1

Question
A projector creates colour through
Answer
  • Additive mixing
  • Subjective mixing
  • Subtractive mixing
  • Attractive mixing

Question 2

Question
The principle of univariance says...
Answer
  • photoreceptor responses can vary in only one dimension
  • different light intensities can always be discriminated
  • different wavelengths cause different responses in photoreceptors
  • individual photoreceptors have no wavelength selectivity

Question 3

Question
A metamer is..
Answer
  • 2 separate stimulus made up of different combinations of wavelengths appearing to be identical.
  • When the exactly the same wavelength in 2 stimuli are perceived as different colours.
  • A unit of measure in colour discrimination.
  • The colours that make up a perceived colour after additive mixing.

Question 4

Question
Match the colour deficiencies! Anomalous Trichromats: Long cone - [blank_start]Protanomaly[blank_end] Medium cone - [blank_start]Deuteranomaly[blank_end] Short cone - [blank_start]Tritanomaly[blank_end] Dichromats: Long cone - [blank_start]Protanopes[blank_end] Medium cone - [blank_start]Deuteranopes[blank_end] Short cone - [blank_start]Tritanopes[blank_end]
Answer
  • Protanomaly
  • Deuteranomaly
  • Tritanomaly
  • Protanopes
  • Deuteranopes
  • Tritanopes

Question 5

Question
Fill in the missing parts of the colour opponency pairings. Red - [blank_start]Green[blank_end] Blue - [blank_start]Yellow[blank_end]
Answer
  • Green
  • Blue
  • Yellow
  • Orange
  • Violet
  • Indigo
  • Red
  • Yellow
  • Green
  • Blue
  • Red
  • Indigo
  • Orange
  • Violet
  • Infrared

Question 6

Question
Match the colour opponents to their layer in the LGN: Parvocellular - [blank_start]Red/Green[blank_end] Magnocellular - [blank_start]Black/White (Luminance)[blank_end] Koniocellular - [blank_start]Blue/Yellow[blank_end]
Answer
  • Red/Green
  • Red/Blue
  • Red/Yellow
  • Yellow/Blue
  • Yellow/Green
  • Black/White (Luminance)
  • Blue/Yellow
  • Yellow/Red
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