【简答题】![](https://cos-cdn.shuashuati.com/shuashuati-web/2024-0521-0905-00/logo-new-ad743.png)
()嘴角大幅上扬,两唇间有开启的感觉,两颊肌肉明显向两侧推展,表现出热情开心的感觉,适宜亲人间及老朋友间的热情微笑。
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参考答案:
![](https://cos-cdn.shuashuati.com/shuashuati-web/2024-0521-0905-00/logo-new-ad743.png)
【单选题】颊肌属于()
A.
建
![](https://cdn.shuashuati.com/imgs/3aaf413e515b39e9a148a71b7d34148c.png)
向前的动力,推动上下牙弓向前发育
B.
建
![](https://cdn.shuashuati.com/imgs/3aaf413e515b39e9a148a71b7d34148c.png)
向后的动力
C.
建
![](https://cdn.shuashuati.com/imgs/3aaf413e515b39e9a148a71b7d34148c.png)
向上的动力
D.
建
![](https://cdn.shuashuati.com/imgs/3aaf413e515b39e9a148a71b7d34148c.png)
向下的动力
E.
建
![](https://cdn.shuashuati.com/imgs/3aaf413e515b39e9a148a71b7d34148c.png)
向外的动力
【单选题】颊肌属于()
A.
建
![](https://cdn.shuashuati.com/imgs/3aaf413e515b39e9a148a71b7d34148c.png)
向前的动力,推动上下牙弓向前发育
B.
建
![](https://cdn.shuashuati.com/imgs/3aaf413e515b39e9a148a71b7d34148c.png)
向后的动力
C.
建
![](https://cdn.shuashuati.com/imgs/3aaf413e515b39e9a148a71b7d34148c.png)
向上的动力
D.
建
![](https://cdn.shuashuati.com/imgs/3aaf413e515b39e9a148a71b7d34148c.png)
向下的动力
E.
建
![](https://cdn.shuashuati.com/imgs/3aaf413e515b39e9a148a71b7d34148c.png)
向外的动力
参考解析:
![](https://cos-cdn.shuashuati.com/shuashuati-web/2024-0521-0905-00/logo-new-ad743.png)