问题
单项选择题
乳牙牙髓治疗中正确的是（）
A.乳牙保存活髓很重要
B.乳牙根充可用牙胶尖
C.活髓切断术可用于牙髓坏疽
D.牙根开始吸收时不能做活髓切断术
E.乳牙不能做氢氧化钙活髓切断术
答案
参考答案：A
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乳牙牙髓治疗中正确的是（）
A.乳牙保存活髓很重要
B.乳牙根充可用牙胶尖
C.活髓切断术可用于牙髓坏疽
D.牙根开始吸收时不能做活髓切断术
E.乳牙不能做氢氧化钙活髓切断术
参考答案：A
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