centres of the brain

• Tan(case study) ?


  could understand spoken language but couldn't produce coherent speech could only say tan.
• Broca research?


  post mortem examination- lesion in left frontal lobe. Broca concluded area is responsible for speech production.
• Broca aphasia?


  damage to Broca area results in slow and inarticulate speech
• Wernicke aphasia?

  patients with lesion to Wernicke area are able to speak but cannot comprehend language.
• Wernicke area?


  found in left temporal lobe. Wernicke conclude speech has- motor region in Broca area and sensory region in Wernicke area