PSY 102 Lecture Notes - Lecture 4: Visual Perception, Fanta, Temporal Lobe
12 Dec 2017
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Psy102: introduction to psychology (4) sensation and perception. Process of getting information from world and translating it into what brain can understand. What people first see = sensations patterns of black and white spots. Sensations start to acquire meanings perceptions (brain helps you assign meaning to what you see, create perceptions a dog in the snow. Sensation (sensory transduction) the process of turning physical input (such as wavelengths of light entering your eye) into the electro-chemical language of your nervous system. Act of taking vibrations of air molecules entering ear into electrochemical messages and sending to temporal lobe. Perception the process of assigning meaning to that stimulation. When something has meaning that is perception. The various lines, angles and shades of grey in this image provide you with many visual sensations. These sensations do not differ when you see the rabbit from when you see the duck. Picture is giving you same sensations everytime (black lines, etc)
