Sperry (1968)
description
Transcript of Sperry (1968)
Lateralisation of Function
LEFT BRAIN FUNCTIONS
uses logicdetail oriented
facts rulewords and language
present and pastmath and sciencecan comprehend
knowingacknowledges
order/pattern perceptionknows object name
reality basedforms strategies
practicalsafe
RIGHT BRAIN FUNCTIONS uses feeling"big picture" orientedimagination rulessymbols and imagespresent and futurephilosophy & religioncan "get it" (i.e. meaning)believingappreciatesspatial perceptionknows object functionfantasy basedpresents possibilitiesimpetuousrisk taking
Right Hemisphere
Left Hemisphere
LVF RVF
What did you see?
? ? ? ? ? ? ?
Can you draw (with your left
hand) what you saw?
Right Hemisphere
Left Hemisphere
LVF RVF
What did you see?
Can you draw (with your right hand) what you
saw?
? ? ? ? ? ?
Right Hemisphere
Left Hemisphere
LVF
What did you see?
A question mark
Draw (with your left hand) what
you saw.
RVF
$ ?
$
Participants11 ‘split-brain’ patients who had undergone hemisphere disconnection because they had a history of advanced epilepsy – comparison groups of ‘normal’ people.
Independent Variable – not manipulatedHemisphere disconnection (or not).Dependent Variable Performance on visual and tactile task.
Quasi-experiment (no control over IV)
Visual (t-scope) - Tactile (touchy-feely) - Case Study