PSYCHOLOGY 1&2

• phrenology

  a psychologic theory that involved feeling bumps on the skull to assess personality
• lobotomy 


  includes severing nerves connecting frontal lobe and inner parts of the brain that control emotion
• ablation


  surgical removal of part of brain
• lesioning

  cutting into the brain
• brain structure

  parts of brain and how they fit together and what it looks like
• structural neuroimaging


  scans that show brain structure
• brain functions


  what brain does and how the brain works
• functional neuroimaging


  scans of brain functions

  • shows brain at work
• neuroimaging 


  brain image, scans that show brain functions and structure
• left brain

  • speech language
  • right eye vision
  • body movement
  • language
  • maths/ science
• right brain

  • left eye vision
  • controls left side of body
  • imagination
  • music/ art
  • facial recognition
  • emotional expression
• corpus callosum


  a large band of nerve cells that allows the two hemispheres to communicate
• info flashed to left visual field

  • info sent right hemisphere
  • unable to say what object was
  • can select correct object with their left hand
  • can draw object with their left hand
• info flashed to right visual field

  • info sent to left hemisphere
  • can verbalise what they saw
  • can select correct object with their right hand
  • can draw object with their right hand
• split-brain patients have had corpus callosum cut (to treat epilepsy)