Student notes ch 3 - ABCs of Sensation Sensation...

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ABCs of Sensation Sensation Subliminal Perception Habituation – brain stops attending to constant, unchanging stimuli  (cognitive) Sensory adaptation – sensory receptors less response to constant stimuli  (biological) The Science of Seeing Psychological Properties of Light Brightness (amplitude) dim light bright light Color (wavelength) reds blues Spectrum of Visible Colors Structure of The Eye: The Front Cornea – clear membrane covers eye surface Lens – focuses light on retina accommodation Structure of The Eye: The Front Iris – muscle gives eye its color Pupil – hole through which light enters low light vs. bright light Structure of The Eye: The Back Retina – back of eye where light is focused three layers
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blind spot Cones located in fovea day vision (color)  Rods in periphery
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This note was uploaded on 01/05/2012 for the course PSY 105 taught by Professor Gordon during the Fall '07 term at University of North Carolina Wilmington.

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Student notes ch 3 - ABCs of Sensation Sensation...

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