前上颌骨
- 网络Premaxillary;premaxilla;premaillary
前上颌骨-
前上颌骨背突构成整个外鼻孔的后缘。
Nasal process of premaxilla forms the whole posterior margin of the naris .
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前上颌骨短宽，下边缘为软骨；
The premaxillary bearing cartilaginous border short and broad ;
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受压前颌上颌骨缝组织细胞微观结构变化的观察
Experimental study on microcosmic changes of compressed premaxillary suture
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分别在术后3、6、9、12周处死动物，取受压迫的前颌上颌骨缝标本，切片用于光镜和电镜观察。
The experimental animals were killed and compressed premaxilla suture specimens were examined by microscopy and electron microscopy 3,6,9 and 12 weeks after operation respectively .
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目的研究下颌前突伴上颌骨发育不全患者术后颜面软组织侧貌改变。
Objective Study of lateral soft tissue profile of patients with mandibular protrusion and maxillary hypoplasia .