超声及其它监测技术的应用为人们提供了研究宫内胎儿行为的途径,心理学研究的突破在于把注意力集中到胎儿的自然行为上,如运动、吸吮、吞咽、听和看。这是胎儿与外界交流的桥梁。RobertEmde[1]把胎儿的基本活动定义为“胎儿的基本行为”,这些基本行为也是胎儿有智力活动的证据 Ultrasound and other monitoring techniques provide a means for people to study intrauterine fetal behavior. The breakthrough in psychology research is to focus on the fetus’s natural behavior such as exercise, sucking, swallowing, listening and watching. This is a bridge between the fetus and the outside world. RobertEmde [1] defines the basic activity of the fetus as “the basic behavior of the fetus,” and these basic behaviors are also evidence of fetal intellectual activity