According to the Trichromatic Theory of Colour Vision,humans Have Three

question 188

Multiple Choice

According to the trichromatic theory of colour vision,humans have three different cone receptors,and yet we can detect about seven million different colours.Which of the following is the best explanation of this?

• A) Each cone type is responsible for detecting many different colours.
• B) Top-down processing (i.e. knowing the colour of specific objects) contributes to our perception of colours.
• C) It is the combination of the signals produced by the cones that allows us to perceive so many colours.
• D) The light wavelengths are perceived as different shades depending on the strength of the wavelengths.

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Definitions:

Returns To Scale

An economic concept describing how the increase in inputs affects the level of output of a production process.

Production Function

A mathematical equation that describes the relationship between inputs and the maximum output that can be produced with those inputs.

Inputs

Resources used in the production process, such as labor, capital, materials, and energy.

Production Isoquant

A production isoquant is a curve that represents all combinations of inputs that yield the same level of output, used in production theory to analyze efficient production.