Which of the Following Theories Best Explains the Phenomena of Afterimages

question 44

Multiple Choice

Which of the following theories best explains the phenomena of afterimages and the perception of the colour yellow?

• A) frequency theory
• B) trichromatic theory
• C) signal detection theory
• D) opponent-process theory

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Definitions:

Hemostasis

The physiological process by which bleeding ceases, involving blood vessel constriction and clot formation.

Thrombin

An enzyme in blood plasma that causes the clotting of blood by converting fibrinogen to fibrin.

Systole

Contractile phase of the cardiac cycle.

Diastole

Relaxation phase of the cardiac cycle.