Dr Lisa Barrett, Professor of Psychology at Northeastern University, who took part in the research, said the amygdala got bigger to cope with mankind's more hectic social life.
东北大学的心理学教授丽莎 贝瑞特博士参与了这项课题,她说人类的杏仁核变大是为了应付日益繁忙的社交生活。
She added: 'Further research is in progress to try to understand more about how the amygdala and other brain regions are involved in social behaviour in humans.'
她接着说:“我们目前正在进行更深层次的研究,来进一步了解杏仁核和其他脑部区域如何影响人类的社会行为。”
Her colleague Dr Bradford Dickerson, an associate Professor of Neurology at Harvard Medical School said: 'This link between amygdala size and social network size and complexity was observed for both older and younger individuals and for both men and women.'
她的同事布拉德福德 狄克生博士说:“我们观察了人们的杏仁核大小与社交圈大小和复杂程度之间的关系。我们的观察对象有老有少,有男有女。”狄克生博士是哈佛大学医学院的神经病学副教授。
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