题目内容
(多选题)上颌第二前磨牙的应用解剖特征是
2021-11-16
A.作为修复基牙的可能性较大
B.牙根多为扁形单根,且根尖弯曲成分叉
C.萌出较早,龋患率较高
D.根尖近上颌窦
E.不出现畸形中央尖
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