Amygdala

    Cards (9)

    • perceive threat
    • Linked to aggressive behaviour
    • Coccaro- people with intermittent explosive disorder viewed face images, while in fMRI. Had high amygdala function when viewing angry faces
      + realism
      + everyday
    • Gao- inhibit aggression through fear conditioning (punishment)
      Amygdala dysfunction means they are unable to identify cues that indicate threat
      Don't link punishment to their aggressive behaviour they appear fearless
    • Longitudinal study tested fear conditioning at 3 measured by physical arousal (sweating) in response to painful noise. committed crime at age 23, showed no fear at 3.
    • Gospic- money game. refusing unfair over seen as agressive
      fMRI heightened amygdala activity
      After seductive drug - reduce amygdala activity and rejection
    • Pre-frontal and many connections - not only amygdala
      Oversimplified
    • Damage amygdala affect the ability to process fear and anxiety which effects social function (empathy)- criminality more likely not inevitable
    • Environmental and biology- more complex
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