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paper 2 - DONE
biopsych
split brain
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summer halton
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Cards (14)
contralateral
-
two
regions in the brain -
left
controls
right
speech is
left only
connection between both sides is the
corpus collossum
corpus collossum
is a thick bundle of
nerve fibres
- allows
quick communication
with both sides
if we cut
corpus collossum
-
communication
would stop between the two
hemispheres
cutting corpus collosum
can prevent epilepsy
side effects of cuttting
- felt liek
two
people in one
body
- sense of
loss
of
control
-
reduced epileptic symptoms
sperry -
quasi experiment
- split brain study -
11 pateints
divided field experiment
- asked to cover one eye and watch dot - if shown to
left
could draw the word
gazzaniga
-
facial
recognition on
split brain
- shown to
right
can recognise
faces
sperry con
-
11 people
-
ungeneralisable
sperry con
-
pateints
did not all have same level of
disconnection
between
hemispheres
sperry con -
extraneous varaibles
-
medication
pro sperry
- big increase of understanding