上项线
shànɡ xiànɡ xiàn
- superior nuchal line
上项线-
结果实验所收集的数据表明在定位横窦下缘和窦汇时，上项线及枕外隆凸尖不是一个可靠的浅表解剖学标志。
Results The data of this study showed that the superior nuchal line and inion is not always a reliable external anatomical mark to locate the transverse sinus and torcular herophili .
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观察1600个成入颅骨，顶间骨出现率为2.94%，皆在枕骨上项线上方，其中27.69%与最上项线交叉。
1600 skulls were observed . The appearance rate of interparietals is 2.94 % . All the interparietals appear above the superior nuchal line , and 27.6 % of them cross over the highest nuchal line .
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方法：用游标卡尺和量角器对30例成人干燥枕骨标本进行测量：（1）枕骨背面上项线区的测量；
Method : Thirty dry samples of occiput were measured with vernier caliper and protractor .