The rod had damaged a significant part of his frontallobe, a part of the brain now known to be essential in governing our temperament.
那根杆子损害了他的额叶中一个重要的部分，现在已经知道，大脑的这个部分实际上支配着我们的性格。
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In experiments with dogs, they determined that cutting nerves between the brain and its frontallobe - the so-called "seat of reason" - left the animals quiet.
Changes occur in gene expression in the brain's hippocampus and frontallobe. However, the molecular mechanisms underlying these changes in gene regulation are not completely known.