問題詳情
53.有關被動萌牙（passive eruption）之敘述，下列何者正確？
(A)Exposure of the tooth by apical migration of the gingiva
(B)Movement of the tooth in the direction of the occlusal plane
(C)More clinical crown exposure with displacement of tooth
(D)Through periodontal ligament contraction
參考答案
答案：A
難度：困難0.390244
統計：A(16),B(13),C(3),D(2),E(0)