Sensation & Perception - Crash Course Psychology

The video explores Dr. Sacks' prosopagnosia, a condition affecting facial recognition, and distinguishes between sensation and perception. It delves into thresholds of sensation, signal detection theory, and how vision processes light. Theories of color vision, including trichromatic and opponent-process theories, are discussed. The video also covers visual and parallel processing in the brain, concluding with a summary and credits.

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