What Are Feature Detectors

question 60

Multiple Choice

What are feature detectors?

• A)Mechanical processes that involve the stimulation of sensory receptors.
• B)Neurons that fire in response to specific features of sensed stimuli.
• C)Visible light that triggers visual sensations.
• D)The lowest intensity at which a stimulus can be detected.

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Definitions:

Pupil

The opening in the center of the iris of the eye that regulates the amount of light that enters the eye to reach the retina.

Visual Receptors

Specialized cells located in the retina of the eye that are responsible for converting light into signals that the brain can interpret as visual images.

Colored Part

This refers to the iris; it is the pigmented part of the eye responsible for controlling the diameter and size of the pupil and thus the amount of light reaching the retina.

Iris

The colored part of the eye surrounding the pupil, responsible for controlling the diameter and size of the pupil.