下颌角(angle of the mandible,gonial angle)位于下颌骨下缘与下颌骨支后缘的相交处[1]。有人号称法医可以根据下颌角来对遗骸进行性别鉴定,但最近的研究有质疑人类在下颌角上可能并没有明显的性别差异[2][3]。
下颌角点[4](gonion)是位于下颌骨(下巴、下颚)的外角最低点的,最后侧,最外侧点的人体标志。此位点位于下颌骨最大弯曲部分的顶点,其升支(ascending ramus)即为下颌骨的主体。
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