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Lecture

PSY280H1 Lecture Notes - Stim, Depth Perception, Sound


Department
Psychology
Course Code
PSY280H1
Professor
saverino

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PSY280 JULY 3, 2012
SOC205, PSY328, CLA204, PSY493, PSY312, GLG205 MAYBE PHY205, SOC309, NEED .5 FOR SOC AND 1
BONUS LOOK AT ASSU, IT IS BEFORE DROP DATE
FIRST TERM TEST JULY 17, 2HRS
SECOND AUGUST 2 , HRS
BONUS ON BRAINPSYNUP,
INTRO TO PERCEPTION
What is perception
- How important percepition is in everything we do
- Shows anytype of info comes from your senses, nothing without perception in generela
- What is colour of sky, blue
- What is warmers
- All basic knowledge aquire through senses
- How u know it say bc I experience
- I learned through books friends
- All required by senses, listening, feeling, all acquired from senses
- All info comes from senses
- What is study of perception
- Really how u deal with external world and rep in mind, and what is going on around us
- Using rep to respond ton environment
Multi
- Involves everything you learn
- Wide variety of domains
- Phys science what comes into ur science
- All different question same basis
- Phy science what is light and is sound
- Bio how it operates how sensory system operates
- Humans pred front better depth perception and evo
- Anat structure of sensory patheays, microscopic componensts of all systems
- Perc psy concern mental processes that take place, sense energy transmitted to nervous
system and reop and perc experience
- Comp sci how use what know about perc and use to help people like glasses or ear
- Philosophy what is rep in the mind
- Art chalk drawing depth in pic looks like siting in waer, use perc commanlity and implement
into art nd make realistic

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Per proc
- 3
- First is stim
- 3nd converting to electrical energy
- And then electrical signal to experience and action
- And knowldeg and info bring in, any sense use to transmit of
- Recognize vs action, knowldeg act upon it
Stim
- Stimulus path
- Env stim anything in env we can process like projector, sitting next anything external to self,
so much cant take everything in at once, to finc efficiently one or few things, not everything
then adhd or other problems not benfical, speci stim then stim stimulating of sensory receptors,
- Focus on comp, many other stuff that computer retina in eye, then light in eye
Electricity
- Onces stim
- Transduction concerting one form of enery to another
- Vison light
- Sound sound wave
- Taste chemical
- Everything coming in to electrical signal
- Various types
- Image is rod receptor in eye as comes in transduction and outputted as electicity and then to
braind
- Electrical signal interpreted by brain
- Needs to be transmissted
- Chain rxn , one neruron stim another to brain, vcery small but axon long cont to area of braub
- Until neural processing, convergence of electrical signals in brain
- Focus attention on vsion then vision cortex
- Were goals our direct to pathway
Exp and action
- Not enough perceptual exp but aware of it
- Not merely sensation, not just physical sensation but process it in brain and aware
- Outcome of rec or action
- Reco categorize an object, see something mouth eyes see as face not in environment not cate
no value
- Action ability to respond in environment lke waving or turn other way, respond action interms
of perceptop
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