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PSYC 132: Perception Exam Questions and Answers 100% Pass

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  • Psych 132
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PSYC 132: Perception Exam Questions and Answers 100% Pass Perception - -interpretation of sensory info -underlies all of of beh & psych -used to interpret world -support successful beh -connect w/ environment, each other & self -studied through psyc, neuro, physics, philosophy, evolution & e...

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  • February 2, 2025
  • 42
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Psych 132
  • Psych 132
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BrittieDonald
PSYC 132: Perception Exam Questions
and Answers 100% Pass


Perception - ✔✔-interpretation of sensory info


-underlies all of of beh & psych




-used to interpret world


-support successful beh


-connect w/ environment, each other & self




-studied through psyc, neuro, physics, philosophy, evolution & ecology


-can be applied to improve robotics & AI, safety, medical aid, marketing


sensation - ✔✔-we have 5+ senses


-pain, appetite, pressure, force, balance, familiarity, face, temperature, dread, body

regulation, self awareness etc




Brittie Donald, All Rights Reserved © 2025 1

,transduction - ✔✔-receptors transform physical stimulus into electrochemical signal


sensitivity - ✔✔-high sensitivity doesn't lead to high accuracy


-low sensitivity still has 50% guess rate


Ancient greeks - ✔✔-pythagoras


-emanation hypotheses: stimuli starts w/ our eyes to object & back to eyes




-democritus


-eidola hypothesis: light reflected off objects sends little copies of themselves into our

eyes




-aristotle (illusions)


-Aristotle Illusion: touch discrimination


-Waterfall illusion: motion aftereffects


Rene Descartes - ✔✔-Mind-Body Dualism


-mind is a puppeteer


-body influences the mind




Brittie Donald, All Rights Reserved © 2025 2

,-Doctrine of Corporeal Ideas


-We are aware only of body states




-Understanding of Eyesight


-Lens focus


-mage inversion


John locke - ✔✔-Tabula Rasa


-Nurture, not nature


-Perception shaped by experience




-supported by depth perception & haptic feedback (touch-learn-feel)




-countered by innate reflexes/behavior




-molyneux's problem: can a blind man who can discriminate shapes by touch, be given

sight, can discriminate those shapes by sight?


-LOCKE BELIEVED NO



Brittie Donald, All Rights Reserved © 2025 3

, Hermann Ludwig Ferdinand von Helmholtz - ✔✔-trichromatic theory


(correct - represents cones)




-constructivist approach: stimuli isn't enough, unconscious interference, helps explain

ponzo's illusion (bar sizes on train tracks


ewald hering - ✔✔-opponent process theory of color


-blue v yellow


-red v green


-black v white


(correct - represents receptive field.actual color reflected off an object)




-stimuli is enough




-brain must recognize


Ernst Heinrich Weber - ✔✔-weber's law: just noticeable different b/n 2 stimuli


-related to magnitude/strength of stimuli




Brittie Donald, All Rights Reserved © 2025 4

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