The Idea That the Eye Contains Three Kinds of Photoreceptors

question 229

Multiple Choice

The idea that the eye contains three kinds of photoreceptors differentially sensitive to red, green, and blue that are responsible for color vision was proposed by the German physiologist

• A)Gustav Fechner.
• B)Ewald Hering.
• C)Ernest Heinrich Weber.
• D)Hermann von Helmholtz.

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Definitions:

Emotional Contagion

A dynamic process through which the emotions of one person are transferred to another, either consciously or unconsciously, through nonverbal channels.

Cognition

Refers to the mental processes involved in gaining knowledge and comprehension, including thinking, knowing, remembering, judging, and problem-solving.

Attitude

A psychological construct representing an individual's degree of like or dislike, favorability or unfavourability, towards an object, person, thing, or event.

Cognitive Dissonance

A theory which suggests that people experience psychological discomfort or stress when they hold two or more contradictory beliefs, ideas, or values at the same time.