Definition of amygdala
amygdalaeplay \-ˌlē, -ˌlī\
: the one of the four basal ganglia in each cerebral hemisphere that is part of the limbic system and consists of an almond-shaped mass of gray matter in the anterior extremity of the temporal lobe —called also amygdaloid nucleus
Recent Examples of amygdala from the Web
Research shows that a half-minute or more of this kind of breathing slows one’s heart rate, lowers cortisol (a primary stress hormone), reigns in the amygdala (fear center in brain) and calms an agitated mind.
The amygdala and hippocampus, two clumps of gray matter that help govern our moods and emotions, shrink as well.
Someone with an undersize or underactive amygdala may not be able to feel empathy or refrain from violence.
Negative feelings activate a region of the brain called the amygdala, which is involved in processing fear and anxiety and other emotions.
The brain's amygdala acts as a kind of alarm system for the brain that can hijack it while looking for threats.
The amygdala, which influences feelings of fear and panic, was an exception, showing more activity.
But strep also caused a leak in the BBB near the amygdala, the seat of fear and anxiety, and the lateral hypothalamus, where our sense of hunger begins.
Your amygdala, the part of the brain that registers fear, may not be free in any meaningful sense—
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Origin and Etymology of amygdala
New Latin, from Latin, almond, from Greek amygdalē
First Known Use: 1845See Words from the same year
Medical Definition of amygdala
amygdalae\-ˌlē, -ˌlī\play play
: the one of the four basal ganglia in each cerebral hemisphere that is part of the limbic system and consists of an almond-shaped mass of gray matter in the roof of the lateral ventricle—called also amygdaloid body, amygdaloid nucleus
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