The trichromatic theory states that:
A) the visual system treats triads of colour as antagonistic to each other.
B) three types of colour feature detectors in the visual cortex are responsible for colour perception.
C) three types of cones exist, each sensitive to a certain range of wavelengths.
D) species that detect ultraviolet light perceive three colours that are outside of the range of humans.

Question

Quizplus · Accepted Answer

The trichromatic theory, also known as the Young-Helmholtz theory, states that there are three types of cones in the retina, each sensitive to a certain range of wavelengths. These cones are responsible for encoding information about colour, and the brain combines the signals from these cones to create the experience of colour vision.

The Trichromatic Theory States That