牙醫學(五)(包括全口贗復學、局部贗復學、牙冠牙橋學、咬合學等科目及其相關臨床實例與醫學倫理)題庫下載題庫

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3.下顎全口義齒前牙若過度向唇側排列,張口時其固位性(retention)主要會受下列何種肌肉的影響?
(A)咬肌(masseter muscle)
(B)下顎舌骨肌(mylohyoid muscle)
(C)頦肌(mentalis muscle)
(D)口輪匝肌(orbicularis oris muscle)


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@@@ 大二上 (2021/05/28)

The main muscle of the lip, which forms the outer surface of the labial vestibule, is the orbicularis oris. It receives support from the labial flange and the position of the anterior teeth.

3.下顎全口義齒前牙若過度向唇側排列,張口時其固位性(retention)主要會..-阿摩線上測驗