小兰由妈妈带着到医院做窝沟封闭,经检査后大夫告诉可以不做,因为小兰的牙A.只有2颗患龋B.等牙齿正畸后再做C.窝沟不深自洁作用好 ...

作者: rantiku 人气: - 评论: 0
问题 小兰由妈妈带着到医院做窝沟封闭,经检査后大夫告诉可以不做,因为小兰的牙 A.只有2颗患龋 B.等牙齿正畸后再做 C.窝沟不深自洁作用好 D.全口牙无龋 E.充填龋齿后再做
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答案 C
解析

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