The Trichromatic Receptor Theory Explains How Different Color Receptors in the Eye

question 53

Multiple Choice

The trichromatic receptor theory explains how different color receptors in the eye combine to produce color vision. However, this theory does NOT explain:

• A) negative afterimages.
• B) how color receptors respond differently to different colors.
• C) how many color receptors the retina must utilize in order to produce color vision.
• D) color vision.

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Definitions:

Serotonin

A neurotransmitter in the brain associated with regulating mood, anxiety, and happiness.

Epinephrine

A hormone and neurotransmitter also known as adrenaline, involved in the body's fight-or-flight response, increasing heart rate, and dilating airways.

Systolic Blood Pressure

The pressure in the arteries when the heart beats and fills them with blood.

Cardiac Output

The volume of blood pumped by the heart per minute.