给足月胎儿放自己妈妈读诗的录音和陌生阿姨读同首诗的录音。
fetuses at term were played recordings of their mothers reading a poem, as well as recordings of a female stranger reading the same poem. The
足月胎儿除了通常的胎膜外，紧贴体表尚有从皮肤表面衍生出来的一层膜。
Except the ordinary fetal membranes, full-term fetus had another membrane close to the surface of the body which was derived from the surface of the skin.
目的探讨B超测定足月胎儿肱骨头皮下软组织厚度在预测新生儿体重方面的价值。
Objective To investigate the value of B ultrasound (B-US) in measuring the thickness of soft tissue of humerus head of fetus in forecasting newborn birth weight.
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