amygdala

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"When these formerly depressed participants are processing criticism, some brain areas thought to be involved in emotion regulation are less active, and the amygdala is actually more active, compared to the healthy controls," says Hooley.

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Definitions (8)

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  1. noun An almond-shaped mass of gray matter in the anterior portion of the temporal lobe. Also called amygdaloid nucleus.

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Examples (47)

  • And then the message cascades into the amygdala, and then goes down the autonomic nervous system. —  VS Ramachandran on your mind
  • Image: Jeff Kubina on Flickr Here's a little Brain 101: The amygdala is the part of your brain helps you identify and "read" faces, something known as joint attention.
  • "Many studies have observed the brain grows too big in kids with autism, but this study finds that by age 2, the amygdala is already bigger and stops growing," says Kosofsky.
  • Like all traumas, the event had produced a rush of adrenaline and noradrenaline, which then forced a brain center called the amygdala to imprint the memories into the hippocampus, the memory center, very deeply. —  Dozois, Gardner ; Strahan, Jonathan - SSC - The New Space Opera (v1.0)
  • A new study appearing online Jan. 2 reports that high levels of brain activity in an emotional center called the amygdala reflect patients 'hypersensitivity to anticipation of adverse events. —  Health News from Medical News Today
 

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Etymologies (2)

Toggle American Heritage etymologies American Heritage Dictionary (1)

  1. Latin, almond, from Greek amugdalē.

Toggle Century etymologies Century Dictionary (1)

  1. Latin, an almond; Middle Latin and New Latin, a tonsil: see almond.
 

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/əˈmɪgdələ/
by American Heritage

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