下列临床表现可诊断为冠龋的是()
A.探针可伸入但底部坚硬的窝沟
B.着色的不平坦区
C.中度氟牙症的釉质凹陷
D.底部发软的窝沟
E.釉质上的白斑
参考答案:D
— Please tell Bruce he has won the first prize in the maths contest.
— ________! He never did so well before. [ ]
A. Good luck
B. Congratulations
C. That's right
D. What a good surprise
对牙槽嵴损伤最小的人工牙是下列哪种()
A.解剖式瓷牙
B.半解剖式瓷牙
C.解剖式塑料牙
D.半解剖式塑料牙
E.非解剖式塑料牙