Hemispheric Lateralization

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Hemispheric Lateralization
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Evidence for Lateralized Functions

• Focal Cortical Lesions
• Posterior Parietal Cortex
• Unilateral Neglect
• Line Bisection
• Line Cancellation
• Writing
• Copying an object or scene
• Drawing or describing and object from memory

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Evidence for Lateralized Functions

• Focal Cortical Lesions
• Brocas and Wernickes Areas
• Aphasias
• Expressive
• Receptive

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Evidence for Lateralized Functions

• Focal Cortical Lesions

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Evidence for Lateralized Functions

• Wada Test
• Sodium amytal
• Transcranial
• Magnetic
• Stimulation
• TMS Movie

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Evidence for Lateralized Functions

• Neuroimaging
• PET
• fMRI
• Asymmetry in Normal Patients
• Dichotic Listening
• Handedness

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Evidence for Lateralized Functions

• Split-brain Patients

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Tests of Split Brain Patients
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Tests of Split Brain Patients

• Spatial Processing

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Some experiments

• Volunteers?
• http//nobelprize.org/medicine/educational/split-b
  rain/