問題詳情

7.關於顱顏面複合體生長的敘述,下列何者錯誤?
(A)顱頂生長部位以骨縫(suture)為生長中心
(B)顱底生長部位以軟骨聯合(synchondroses)為主
(C)上顎骨生長含骨縫生長,機轉含顱底軟骨推動
(D)下顎骨髁狀突生長,受周圍軟組織力量影響

參考答案

答案:A
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顱顏生長表格 Cranial VaultCranial BaseMaxillaMandibuleSiteSutures (Major)Surface(Minor)SynchondrosesSutures (Laterally)SuturesSurfaces: apposition remodelingCondyleRamusOther surfaceCenter-Synchondroses--TypeMesenchymalEndochondralMesenchymal(Lateral)MesenchymalEndochondral(Condyle)MesenchymalMechanismPressure to separate suturesInterstitial growth at synchondrosesCartilage push(cranial base)Soft tissue pullCartilage pull(nasal septum)Soft tissue pull(Neurotrophic?)DeterminantIntercranial pressure(brain growth)Genetic(at synchondroses)Cartilage pull(at lateral sutures)Soft tissue pull(neurotrophic?)Soft tissue pull(neurotrophic?)