结论下颌前突组，（1）舌骨向下移位，舌背上抬，舌根向后移动。

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;

youdao

结论下颌前突组，（1）舌骨向下移位，舌背上抬，舌根向后移动。

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;

youdao