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BIOLOGY 1A03 (168)
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Psychology Vision Live Lecture.docx

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Department
Biology
Course
BIOLOGY 1A03
Professor
Lovaye Kajiura
Semester
Spring

Description
Psychology Vision Live Lecture  ­ Perception integrates nerve impulses­ the woman in the picture no longer seen as  exotic dancer, but a person that works at home depot  ­ Brain assumes single light source­ if top are hills, then bottom is cavities and if  bottom is hills, then top is cavities o Evolutionary­ the reason is justified because we always only had one light  source= the sun  o Even if head is upside down, your brain assumes it is from above  o Brain assumes: like objects are grouped­ assumes that face can be found in  plank of wood and holes  Take a random set of dots and add motion, you can see a person  walking or pick out biological motion  ­ Sensations: stimuli to nerve impulse  o Hyper acuity and acuity in visual system­   Test­ distinguish which line is above the others­ allow to break the  physical limitations fo the retina   Your eye is something mofre to process information – hyperacuity­  breaking the limitations of retina and photoreceptor cells   So, hyper acuity not limited by photoreceptor cells ­ Retina to the primary visual path  o Visual cortex called striah cortex because information is in rows and  columns  Ocular dominance columns­ interchanging neurons from opooside  sides of brain­ first thought only found in animals with binocular  vision 
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