患者女，60岁，缺失，残根，已做根管治疗，余留牙健康，前牙舌侧牙槽骨为斜坡形如欲采用舌杆做大连接体，下前牙舌侧龈缘至口底的距离应大于A．3mmB．...

作者: rantiku 人气: - 评论: 0

问题患者女，60岁，缺失，残根，已做根管治疗，余留牙健康，前牙舌侧牙槽骨为斜坡形如欲采用舌杆做大连接体，下前牙舌侧龈缘至口底的距离应大于

选项 A．3mm B．5mm C．8mm D．10mm E．12mm

答案 C

解析

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