Psychology Notes, Week 4
Psychology Notes, Week 4 PSYC 1101
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This 2 page Class Notes was uploaded by Natalie Neugebauer on Sunday January 31, 2016. The Class Notes belongs to PSYC 1101 at Georgia State University taught by Dr. Tim Flemming in Winter 2016. Since its upload, it has received 23 views. For similar materials see Intro to General Psychology in Psychlogy at Georgia State University.
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Date Created: 01/31/16
02/02/16 Sensation (Bottom up= Detecting / Data Driven) Perception (Top down= Interpreting based on experience) Visual Sensation - Retinotopic Mapping - Trichromatic Color Theory - 1) Opponent – Process Theory – Opposite colors use the same pathways – one color excitatory, opposite color inhibitory 2) Sensory Adaption & Negative Color After-Image Hearing (Cilia in Cochlea = Mechanoreceptors) Sound Localization Intensity Timing – Subtractive Hearing Taste (Gustation) & Smell (Olfaction) - taste buds & olfactory bulb - odorants- chemicals Touch –Somatosensation Mechanoreceptors (Pressure & Motion) & Thermoreceptors (Temperature; more directly linked to Motor Cortex Reflexes) - Pain Bio Psycho Social/ Cultural * Top-Down Influence on Visual Perception Context effects Perceptual Set/ Primingb Perceptual Organization Gestalt Laws - Figure- Ground - Proximity - Similarity - Continuity - Closure Binocular Cues – depth perception Monocular Cues – Linear Perspective - Relative Size - Interposition Perceptual Constancy: - Shape/ Size - Color 02/04/2016 Perceptual Organization- Gestalt Laws (grouping visual items): “seeing” whole as different from sum of parts standardized/structure “ways” of processing - figure-ground- separate into figure/ ground darker colors= figures - proximity- close things grouped together - similarity- physically similar/ identical items grouped together - continuity- continuing straight line - closure- filling in missing pieces Binocular Cues- Depth Perception (learned or innate) Visual Cliff Monocular Cues - Linear Perspective- converging lines lead to more depth; items higher in space are inferred to be farther away - Relative Size - Interposition- objects that occlude other are closer Perceptual Constancy 1) Shape & Size- because retinal image changes; doesn’t mean that the object itself changes 2) Color CHAPTER 4 Attention -Sequential (effortful processing- where we “place” our attention) vs. Parallel Processing (unconsciously) Selective Attention -” The spotlight” of Attention Attenuation (threshold of attention) of Attention. Cocktail Party Effect Inattentional Blindness Change Blindness
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