Course book $15 available here

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• Course book (15 available here)
• exams
• two mid-terms 1½ hours each
• multiple choice short notes
• end-of-term 2-3 hours
• 30 30 and 40 (best counted as 40)
• if not registered, go to office
• TA Diana Tajik-Parvinchi
• Room 032 BSB
• Office Hrs 10-11 Tuesdays
• Phone [phone] ext 66152
• Email parvinch_at_yorku.ca
• Instructor Prof Laurence Harris
• Room 003J CSE building
• email harris_at_yorku.ca
• phone [phone] ext 66108
• feel free to interrupt with questions
• use of web page and email

http//www.yorku.ca/harris/2220
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Timetable for 2220 (2005) 1 Jan 6 lt--
intro 2 Jan 13 3 Jan 20 4 Jan 27 5 Feb 3 lt--
midterm 1 6 Feb 10 Feb 17 reading week 7 Feb
24 8 March 3 9 March 10 lt-- midterm 2 10 March
17 11 March 24 12 March 31 TBA lt-- Final exam
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PSYCH 2220 Perception Introduction
http//www.yorku.ca/harris/2220
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WHAT IS PERCEPTION? Awareness of world objects
people self Depends on sensory IN but also
memory
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FIELDS CALLED UPON IN THIS COURSE Natural
History Art Biology Medicine Philosophy Physics Ne
uroscience Anatomy Biochemistry
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Painting by Modigliani
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Penguin
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MODULAR ORGANIZATION pattern place depth colour m
ovement
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Photos by Edward Muybridge
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Theories about how these are put together
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DEVELOPMENT
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PSYCH 2220 Perception Lecture 1
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(X-rays) Ultra-violet visible light infra-red (ra
dio waves..)
ELECTRO- MAGNETIC RADIATION
some insects human vision pit viper
Ultra-sound hearing range very-low freqs
bats, dophins, rats human hearing whales, frogs
airwaves
MECHANICAL
From outside
touch, pain
pressure
Lateral line of fishes vestibular
organ proprioception
From inside
From same species
pheromones, smell
In air
From outside
smell
CHEMICAL
taste
In mouth
From inside
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Bees view of a flower markings visible only
because different parts of the petal reflect
ultra-violet rays differently.
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Pit Viper
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Moth
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Physical World
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Focusing and accommodation
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WATER LIVING
AIR LIVING
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DIVING ANIMALS
1 put on a mask that keeps air in front of
cornea 2 rely on a STRONG lens that can change
from air-living to water living eg otter 3
Have a FLAT cornea (to remove its influence) and
then use a WATER-LIVING style lens eg. Penguin,
flying fish 4 Have two pairs of eyes - one for
each environment eg. Four-eyed fish 5 Use a
WATER-LIVING style lens in the water and bi-pass
the cornea by using a PIN HOLE pupil on land eg.
seal
Air Type
Water Type
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Penguin
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Flying fish
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Four-eyed fish
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Four-eyed fish
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Pupils and light adaptation
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Photo taken through a LARGE aperture shallow
depth of field (only one distance is in focus)
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Photo taken through a SMALL aperture long depth
of field (lots of distances are in focus)
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Structure of eye and retina