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Sperry (1968)

Sperry (1968). Hemisphere disconnection and unity in consciousness. Lateralisation of Function. LHS. RHS. (Language) LH. RH (drawing). LVF. RVF. Lateralisation of Function. RVF. LVF. Can you draw (with your left hand) what you saw?. Left Hemisphere. Right Hemisphere.

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Sperry (1968)

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  1. Sperry (1968) Hemisphere disconnection and unity in consciousness.

  2. Lateralisation of Function LHS RHS (Language) LH RH (drawing) LVF RVF

  3. Lateralisation of Function

  4. RVF LVF Can you draw (with your left hand) what you saw? Left Hemisphere Right Hemisphere What did you see? ? ? ? ? ? ? ?

  5. RVF LVF Can you draw (with your right hand) what you saw? Left Hemisphere Right Hemisphere What did you see? ? ? ? ? ? ?

  6. $ ? RVF LVF Draw (with your left hand) what you saw. Left Hemisphere Right Hemisphere What did you see? A question mark $

  7. Participants 11 ‘split-brain’ patients who had undergone hemisphere disconnection because they had a history of advanced epilepsy – comparison groups of ‘normal’ people. Independent Variable – not manipulated Hemisphere 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

  8. Hemisphere Corpus callosum Lateralisation of function Quasi-experiment Case study Tactile task Visual task Visual Field Key Terms

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