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Whether the threat is real or imagined, fear is a distressing emotion aroused by impending danger, evil, pain, etc
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A distressing emotion that causes physiological changes and ultimately behavioral changes. The fear response starts in a region of the brain called the amygdala. A threat stimulus triggers a fear response in the amygdala, which activates areas involved in preparation for motor functions involved in fight or flight. The amygdalae are two almond-shaped clusters of nuclei located deep inside each cerebral hemisphere, involved with the experiencing of emotions. With a fearful stimulus, information about that stimulus is immediately sent to the amygdala, which then send signals to areas of the brain like the hypothalamus to trigger a "fight-or-flight" response. Danger causes...