Why Was the Opponent-Process Theory Preferred Over the Trichromatic Theory

question 74

Multiple Choice

Why was the opponent-process theory preferred over the trichromatic theory of colour vision?

• A)It explained the existence of complementary afterimages.
• B)It supported the greater prevalence of colour blindness in males.
• C)It clarified why yellow/blue colour blindness is less common.
• D)It indicated why some people see no colour at all.

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Definitions:

Electronic Device

A gadget powered by electricity, often containing circuitry and used for purposes such as communication, computation, or entertainment.

Intravenous Fluid

A liquid substance administered directly into the vein to replace lost fluids, provide nutrients, or administer medications.

Positive Pressure

A type of pressure that exceeds atmospheric pressure, often used in respiratory therapy to aid breathing.

Peripheral Intravenous Catheter

A small, flexible tube inserted into a peripheral vein, typically in the hand or arm, for the administration of medications, fluids, or to draw blood.