患者,男,11岁,下颌面部呈相对后退位,口唇闭合呈现口唇肌肉紧张,覆 https://assets.asklib.com/psource/2015092217502348453.jpg 5mm,覆盖9mm,四个第一磨牙Ⅱ类 https://assets.asklib.com/psource/2015092217502348453.jpg 关系,上前牙拥挤明显,ANB为10.0°,SNA为84.5°,X线片显示四个第三磨牙存在,下颌Spee曲线明显。

A . ['对此患者拔牙应设计()A.拔除https://assets.asklib.com/psource/201509221752318324.jpg B . 拔除https://assets.asklib.com/psource/201509221752318324.jpg 和https://assets.asklib.com/psource/2015092217524261931.jpg C . 拔除https://assets.asklib.com/psource/2015092217524847873.jpg 和https://assets.asklib.com/psource/2015092217524261931.jpg D . 拔除四个第一前磨牙E . 不拔牙

时间:2022-09-21 03:59:39 所属题库:口腔正畸学题库

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