問題詳情

6.在正常的情形下，下列何者不是下顎門齒負債數（incisor liability）自然緩解的主要原因？
(A)下顎犬齒間寬度（intercanine width）些微增加
(B)下顎恆門齒的些微唇側移動（labial positioning）
(C)下顎犬齒移入靈長空間（primate space）
(D)下顎門牙區顎骨顯著的骨頭生長

參考答案

答案：D
難度：適中0.5
書單：沒有書單，新增

用户評論

【用戶】Mina win win

【年級】高二上

【評論內容】incisor liability自然緩解的主要原因有三：1. a slight increase in the width of the dental arch across the canines2. labial positioning of the permanent incisors relative to the primary incisors3. repositioning of the mandibular canines***以上三種緩解方法occur "without" significant skeletal growth in the front of the jaws.

【用戶】Mina win win

【年級】高二上

【評論內容】incisor liability自然緩解的主要原因有三：1. a slight increase in the width of the dental arch across the canines2. labial positioning of the permanent incisors relative to the primary incisors3. repositioning of the mandibular canines***以上三種緩解方法occur "without" significant skeletal growth in the front of the jaws.