该文就介入性宫内诊断技术中的羊膜腔穿刺术、绒毛活检术、胎儿脐血穿刺术及胎儿镜检查等产前诊断技术的操作和适应症等进行比较和讨论。
Invasive prenatal diagnostic techniques include amniocentesis, chorionic villus sampling(CVS), fetal blood sampling and embryoscopy. In this article, we introduced the procedures of these met…
用显微镜检查细胞染色体可以查出胎儿的性别。
Microscopic examination of a cell's chromosomes can reveal the sex of the fetus.
研究采用光镜和电镜技术观察了10 ~38周胎儿输卵管上皮细胞特别是纤毛细胞的发育和分化。
The development and differentiation of epithelial cells, especially of ciliated cells in the fallopian tubes of fetuses aged 10 ~ 38 weeks were studied by light and electron microscopy.
方法：HE染色，光镜下观察多器官未发育畸形胎儿的组织结构。结果：胎儿几处组织呈正常发育状态，未见神经组织。
Methods: By he coloring, to observe the tissue structure of the malformation fetus of whom several organs have not been developed under the light microscope.
用光镜、电镜方法研究4～10个月胎儿第一腰脊神经节神经元发育。
This paper focused on the development of the L_1 ganglions of 4~10 month old fetus by light microscope and electron microscope.
用光镜、电镜方法研究4～10个月胎儿第一腰脊神经节神经元发育。
This paper focused on the development of the L_1 ganglions of 4~10 month old fetus by light microscope and electron microscope.
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