Textbook Notes (369,074)
Canada (162,369)
Psychology (3,337)
PSYC 2390 (118)
Lana Trick (87)
Chapter 1

Chapter 1 Notes

3 Pages

Course Code
PSYC 2390
Lana Trick

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Chapter 1 The Stimulus Environmental Stimuli and Attended Stimuli y Environmental stimulus all of the things in our environment that we can potentially perceive y Attended Stimulus making something the center of ones attention when it was not initially the focus changes from moment to moment with the shifts in attention Receptors y Looking directly at something creates an image on the receptors of a persons retina y Step is important because a stimulus becomes an image on the retina y Describe the image as a representationElectricity Transduction y Transduction the transformation of one form of energy into another form of energy y Light energy mechanical pressure or chemical energy electrical energy Transmission y Signals from retina are transmitted to the brain y Crucial step if signals do not reach the brain there is not perception Processing y Neural processing involves interactions between neurons y Signal received is the same as the signal sent y Image turns into electrical signals in the receptors which are sent out the back of the eye This signal is relaye
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