发育完善的乳牙列 – 3B Scientific Milk Dentures User Manual
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中文
该模型显示了一个发育完善的乳牙牙列,其中每半个颌含有两个门牙、一个犬牙和两个磨牙,一共
有20颗乳牙。同时显示了相邻恒牙的牙芽(浅蓝色)。恒牙共包括32颗牙齿,每半个颌含有两个门
牙、一个犬牙、两个双尖牙和三个磨牙。乳牙的萌出始于门牙,随后是第一磨牙、犬牙,最后是第
二磨牙。在向恒牙的过渡中,首先出现的是第一恒磨牙,随后是第一门牙、第二门牙、第一双尖
牙、犬牙、第二双尖牙以及第二和第三磨牙。
1 鼻骨
2 上颌骨
3 眶下孔
4 门牙(乳牙)
5 犬牙(乳牙)
6 磨牙(乳牙)
7 恒前磨牙
8 恒犬牙
9 恒门牙
10 颏孔
11 第一恒磨牙
12 第二恒磨牙
13 下颌管
14 下颌骨
发育完善的乳牙列
See also other documents in the category 3B Scientific Health and hygiene:
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