The process of interpreting and organizing sensory information to construct meaningful representations of the environment. Perception bridges sensation and cognition. - Types of Perception - Visual perception - interpreting light patterns - Auditory perception - processing sound - Tactile perception - touch and proprioception - Olfactory perception - smell - Gustatory perception - taste - Multisensory integration - combining information across senses - Key Processes - Sensation - detecting physical stimuli via sensory receptors - Feature detection - identifying basic elements (edges, colors, tones) - Pattern recognition - organizing features into meaningful patterns - Perceptual constancy - maintaining stable perception despite changing input - Depth perception - judging distance and three-dimensional structure - Theoretical Perspectives - Bottom-up processing - data-driven, sensory input to perception - Top-down processing - expectation-driven, cognition influencing perception - Gestalt principles - holistic organization of perceptual elements - Predictive coding - brain as prediction machine minimizing error - Neural Basis - [[Visual Cortex]] - processing visual information - Auditory cortex - processing sound - [[Somatosensory Cortex]] - processing touch and body position - Multisensory areas - integrating across modalities - Related Topics - [[Attention]] - selective focus on perceptual input - [[Memory]] - prior experience influences perception - [[Consciousness]] - awareness of perceptual experiences