Understanding Sensation and Perception

What is the process of converting physical stimuli into neural signals called?

• Sensation

• Transduction

• Perception

• Sensory Adaptation

Which theory explains how we discern between information-bearing patterns and random patterns that distract from the information?

• Signal Detection Theory

• Opponent-Process Theory

• Trichromatic Theory

• Gestalt Principles

What is the minimum intensity of a stimulus that can be detected 50% of the time known as?

• Difference Threshold

• Absolute Threshold

• Sensory Interaction

• Retinal Disparity

Which of the following is an example of a binocular cue for depth perception?

• Monocular Cues

• Retinal Disparity

• Sensory Adaptation

• Perceptual Constancy

What is the phenomenon where a change in a visual stimulus goes unnoticed by the observer?

• Change Blindness

• Selective Attention

• Sensory Interaction

• Bottom-Up Processing

Which theory suggests that color perception is controlled by opposing pairs of colors?

• Trichromatic Theory

• Opponent-Process Theory

• Signal Detection Theory

• Weber's Law

What is the ability to perceive objects as unchanging despite changes in sensory input?

• Depth Perception

• Perceptual Constancy

• Figure-Ground

• Sensory Adaptation

Which process involves focusing on a particular object in the environment while ignoring other stimuli?

• Sensory Interaction

• Selective Attention

• Change Blindness

• Top-Down Processing

What is the smallest difference between two stimuli that a person can detect called?

• Absolute Threshold

• Difference Threshold

• Sensory Adaptation

• Transduction

Which principle explains how humans naturally organize visual elements into groups or unified wholes?

• Gestalt Principles

• Signal Detection Theory

• Opponent-Process Theory

• Trichromatic Theory