lower mandible 中文意思是什麼

lower mandible 解釋
下喙
  • lower : adj 〈low 的比較級〉1 較低的。2 下級的，低級的。 lower animals 下等動物。3 南部的。 in lower Manh...
  • mandible : n. 【解剖學】下顎骨；顎，（特指）下顎；【鳥類】嘴的上部[下部]；【蟲類】上顎；（蠅的）口鉤。
  1. The depressor anguli oris muscle depress the corner of the mouth, the mentalis muscles pulls the lower lip out, and the platysma depresses the mandible

    降鼻翼肌可將嘴角下拉，頦肌可讓下唇向外伸展，頸闊肌可使下頷下移。
  2. Result : the midfacial complex was displaced anteriorly, forward growth of mandible was restricted ; the mandible exhibited a downward and backward rotation ; an significant increase was showed on the lower facial height ; the class incisor relationship was corrected by anterior displacement of the upper incisors and posterior displacement of the lower incisors

    結果：上頜向前移位改良生長量，下頜的向前生長受到抑制；下頜以髁突為中心向下、后旋轉，使下頜空間位置發生變化；下頜的順時針旋轉將造成面下1 3長度增大；上、下頜前牙發生牙性代償的掩飾作用。
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