Methods The smears of oral exfoliative cells were made from buccal mucosa, the dorsum and ventrum of the tongue from 90 normal individuals.
方法 对90例正常口腔粘膜颊部、舌背、舌腹 个部位进行了脱落细胞微核计数的分析 ，并判定微核计数的影响因素。
Conclusions Of the patients with mandibular prognathism, 1. the hyoid bone shifted downward, the dorsum lingua raised and the base of the tongue moved posteriorly;
结论 下颌前突组，（1） 舌骨向下移位，舌背上抬，舌根向后移动。
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