The Young-Helmholtz Trichromatic Theory of Colour Vision Assumes That

question 40

Multiple Choice

The Young-Helmholtz trichromatic theory of colour vision assumes that:

• A) there are three types of colour receptors in the retina, each of which is most sensitive to one of three wavelengths of light
• B) aspects of the dual-process theory and the opponent-process theory are combined to explain colour vision
• C) colour is determined by feature detectors in the visual cortex, each of which responds to two different wavelengths
• D) there are three types of colour receptors in the retina, each of which responds to two different wavelengths

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