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Brain Research: the development (Late 19th & Early 20th Century…
Brain Research: the development
Late 18th & early 19th Century
Gall
structure & function related
phrenology
Emergence og theory of localization
Broca's Area
Wernicke's Area
Late 19th & Early 20th Century
Hughlings-Jackson
connection
spesific brain area
spesific body side
localization of function in the 2 hemisphere
Theory of contralateral control (opposite-side)
support by
Fritsch
Hitzig's
David Ferrier
theory of localization of function
insight from psychology
Sheperd Ivory Franz
challenge theory
c
brains = intergrated whole
Karl Lashley
said that Theory of localization is oversimplified
intelligence = global function (can relearn)
principles
principles of Equipotentiality
principles of Mass Action
Neurosurgeons
Robert Bartholow & Harvey Cushings
findings
stimulating localized brain areas could produce spesific muscular constrations
Insights from Donald O. Hebb
show neutral circuits work
Insights from Wilder Penfield (Neural Cartographer)
contruct MAP of brains areas
1960s &Beyond
Visual system & split brain
visual system
David Hubel
Torsten Wiesel
Split Brain
Roger Sperry