在日常生活中常能见到某些孕妇,常常为一些鸡毛蒜皮的小事而忧心忡忡或大发雷霆。殊不知孕妇生气,胎儿“助威”。究其缘由,原来受精卵发育成胚胎的第四周,神经系统开始形成,再不是一个闭目塞耳的混浊团。第八周后,大脑皮层已经出现,这时胎儿受到动性刺激时,便会有反应。六七个月时胎儿大脑细胞 Often see some pregnant women in their daily lives, often worried about the trivial trivial or furious. As everyone knows, pregnant women angry, the fetus, “cheer.” The reason, the original fertilized egg into the embryo of the fourth week, the nervous system began to form, and then not a blind eye plug turbid group. After the eighth week, the cerebral cortex has appeared, when the fetus is stimulated by motility, there will be a reaction. Sixty-seven months fetal brain cells