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Lateralisation, Language & the Split brain - Coggle Diagram

- - - - unable to communicate effectively
      - impacts speech, writing, and understanding of both spoken and written language
    - - loss of ability to execute skilled movements and gestures despite having desired and physical ability to perform them
  - - - before surgery
      - sodium amytal injected to artery on one side, anesthesise same hemisphere
    - - superior ear contralateral to hemisphere specialised for language
    - - PET scan
      - fMRI
- - - - sees image
      - process language, able to name word/picture
    - - sees image
      - unable to name picture/word
      - when asked to draw using left hand controlled by right hemisphere, able to draw
- - - - predominant theory for language lateralisation (language circuitry)
      - integrates concepts of Wernicke, Broca, and Dejerine
      - 7 components
      - may not fully represent our language functions