Anxious monkeys show elevated activity in the amygdala (left) and anterior hippocampus (right), but the effects of heredity seem to act more on the hippocampus.

焦虑的猴子的左边扁桃体和前部海马回表现兴奋，但遗传因素在海马回部分表现更为突出。

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Three regions are especially affected: the hippocampus, which is important in retrieving long-term memories; the amygdala, which forms part of the fear network; and the frontal lobes.

特别会影响到三个区域：海马体，它对提取长期记忆至关重要；杏仁核，它构成部分恐惧网络；以及大脑前额叶。

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Using rats, Kirby surgically destroyed the basolateral amygdala and discovered that the production of new nerve cells in the hippocampus decreased.

科比通过手术破坏大鼠杏仁核的基底外侧区域后发现海马体新生神经元的产生数量随之减少。

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It includes the amygdala, hippocampus, cingulated gyrus, orbital frontal cortex, and the insula.

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