下述磨耗的生理意义中不正确的是()
A.消除早接触
B.有利于冠根比的协调
C.形成尖牙保护牙合
D.为第三磨牙萌出提供空间
E.磨除初期龋坏
参考答案:C
-________.
-I'm sorry. But I don't know why you are so angry with me. [ ]
A.I have had enough of you
B.That was a nightmare
C.I have got that
D.That's a good point
在先天性甲状腺发育不良的患者中,发现突变的基因有()
A.TTF1
B.PAH
C.TTF2
D.PAX8
E.Prop-1