amygdala :

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amygdala

a mig do luh

  • n  an almond-shaped neural structure in the anterior part of the temporal lobe of the cerebrum; intimately connected with the hypothalamus and the hippocampus and the cingulate gyrus; as part of the limbic system it plays an important role in motivation and emotional behavior

  • If they do, the cortex signals the amygdala, and the body stays on alert.
  • It may turn out that some anxiety disorders are caused by an overactive amygdala (the accelerator) while others are caused by an underactive prefrontal cortex (call it the brake).
  • In addition to the amygdala, there are three other anatomical hot spots involved in the disorder: the orbital frontal cortex, the caudate nucleus and the thalamus--the first two .
News & Articles

  • Brain's 'dark side' as key to cocaine addiction
    Scientists have found evidence that an emotion-related brain region called the central amygdala —- whose activity promotes feelings of malaise and unhappiness —- plays a major role in sustaining cocaine addiction.
    June 12, 2013 - Science Daily
  • Team Points to Brain's 'Dark Side' as Key to Cocaine Addiction
    Scientists at The Scripps Research Institute have found evidence that an emotion-related brain region called the central amygdala--whose activity promotes feelings of malaise and unhappiness--plays a major role in sustaining cocaine addiction.
    June 12, 2013 - Newswise
  • Scripps Research Institute team points to brain's 'dark side' as key to cocaine addiction
    ( Scripps Research Institute ) Scientists at The Scripps Research Institute have found evidence that an emotion-related brain region called the central amygdala -- whose activity promotes feelings of malaise and unhappiness -- plays a major role in sustaining cocaine addiction.
    June 12, 2013 - EurekAlert!
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