PSY 209 Chapter Notes - Chapter 4: Color Vision, Organism, Cochlea
10 Dec 2014
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Gradually increases. specific sense can detect. size of the initial stimulus: weber"s fraction the fractions that apply to different sensory inputs until a. Increases constantly proportionately: signal-detection theory the detection of stimuli involves decision processes, along as. John krosnick experimented and found that subliminal stimulation generally produces weak effects: sensory adaptation the gradual decline in sensitivity to prolonged stimulation, ex. You jump in cold water; it is very cold at first, but you get used to it: process that keeps people tuned into the changes rather than constants in sensory. And they: the eye, lens transparent eye structure that focuses the light rays falling on the retina, nearsightedness caused by retina, close objects are seen clearly, but distant objects. Iris regulates the amount of light entering the pupil by controlling the size of the. Information processing in the retina: receptive field of a visual cell the retina area that when stimulated, affects the firing best here. illumination.
