Lecture 2 - Are cognitive functions localized? What is the...

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Are cognitive functions localized? What is the role of neurons? How do neurons compute? Are cognitive functions localized? What is the role of neurons? How do neurons compute? Progress in science? Data accumulation, conceptual/intellectual progress, technological advances. Localization of the mind to the heart or the brain : Aristotle: cardiocentric : though heart was the seat of intellect Brain was cool to touch and heat rises so they though brain cooled heart Heart was warm, and we use warmth to distinguish animate from inanimate objects Earliest views regarding localization of mental function : Perception/imagination: lateral ventricle Cognition 3 rd ventricle, memory 4th ventricle. Ventricular localization : animal spirits (CSF) are the instrument of the soul. The soul controls their flow through nerves which then control behavior Theory was influenced by technology at the time: mechanistic dolls were controlled through hydraulics. In the 17 th and 18th centuries people decided that ventricles were not the seat of thought because lesser animals had similar ventricles Figured cerebral cortex is in charge of higher mental thinking. . while middle and lower brain control perception and motor skills… however no localization of function to specific parts. 19
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This note was uploaded on 05/28/2009 for the course COG 050.203.01 taught by Professor Dr.rapp during the Spring '09 term at Johns Hopkins.

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Lecture 2 - Are cognitive functions localized? What is the...

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