The Portion of the Electromagnetic Spectrum That Receptors in the Eye

question 3

Multiple Choice

The portion of the electromagnetic spectrum that receptors in the eye are sensitive to is referred to as the ____ spectrum.

• A) visible
• B) light
• C) upper
• D) lower

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Definitions:

Young-Helmholtz Theory

A theory suggesting that the human eye perceives color through the response rates of three kinds of cones, each sensitive to red, green, or blue wavelengths.

Color Vision

The ability of the visual system to distinguish objects based on the wavelengths of the light they reflect, emit, or transmit.

Retinal Cells

Cells located in the retina of the eye, responsible for converting light into electrical signals for vision.

Retina

The light-sensitive layer at the back of the eye that converts light images into electrical signals sent to the brain.