PSYC 101 Lecture Notes - Lecture 10: Detection Theory, Mcgurk Effect, Synesthesia
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PSYC 101 Full Course Notes
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Psyc 101 (november 16, 2016) sensation and perception. Turns into an action potential we see red: perception informs what we see (influences what we notice, (cid:862)we per(cid:272)ei(cid:448)e the apple as red(cid:863, sensation vs. Perception: sensation actual action of environment on sensory receptors, stimulation of sense organs, product of sensory receptors, light hitting retina, sound waves hitting ear, etc, ex. Colas offer different taste because of expectation: cross-modal perception. Involves interactions between two or more different sensory modalities (ex. Just noticeable difference: smallest difference in amount of stimulation that a specific sense can detect, weber"s law size of jnd is a constant proportion to size of initial stimulus (varies by type of sensory input, ex. Iris coloured part around pupil, plays role in pupil dilation: possi(cid:271)le to (cid:271)e (cid:271)or(cid:374) (cid:449)/o irises (cid:894)(cid:272)a(cid:374)"t (cid:272)o(cid:374)stri(cid:272)t pupils(cid:895) 4: lens muscles constrict & relax to control vision (looking at things far away & up close)
