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amygdala

   Also found in: Dictionary/thesaurus, Wikipedia, Hutchinson 0.07 sec.
amygdala /amyg·da·la/ (ah-mig´dah-lah)
1. almond.
2. an almond-shaped structure.
3. corpus amygdaloideum.
a·myg·da·la (-mgd-l)
n. pl. a·myg·da·lae (-l)
1. One of two small, almond-shaped masses of gray matter that are part of the limbic system and are located in the temporal lobes of the cerebral hemispheres. Also called amygdaloid nucleus.
2. The cerebellar tonsil.
3. Any of the lymphatic tonsils.
amygdala (·migˑ·d·l),
n a key component of the limbic system in the brain, involved in the experience of anxiety, distress, and fear.
amygdala
1. the corpus amygdaloideum.
2. (rare) a tonsil.
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The results showed that a part of the brain called the amygdala was especially active in players in the violent-game group, especially when follow-up tasks required them to respond to loaded words, such as "hit" and "kill.
Video game violence by Sohn, Emily / Science News for Kids
The inherited defect interferes with the workings of the brain's emotion system, which is centered in the amygdala, a structure especially concerned with perceiving dangerous situations.
The predator's gaze: scientists explore the frightening world of ... by Bower, Bruce / Science News
In these situations, the amygdala starts a chain of physiological responses (commonly called the fight or flight response) to ready the body for action.
Brain-compatible learning: fad or foundation? Neuroscience points to ... by Wolfe, Patricia / School Administrator
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