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【单选题】
下列有关牙周袋的最佳解释是
A.
PD≥3mm
B.
PD≥5mm
C.
PD≥3mm，未见上皮附着向根方增殖
D.
只与上皮附着向根方增殖有关
E.
与骨丧失有关，上皮附着可正常
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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
的X线表现为（）【单选题】最佳修复方案是
A.
直接改为活动义齿修复
B.
采用种植固定义齿修复
C.
全冠修复基牙后再改为活动义齿修复
D.
增加前端基牙数再行固定修复
E.
增加前端基牙数目再行固定活动联合修复
【单选题】下列哪项进一步检查是不合适的（）。 A．探查附着水平位置 B．探查牙周袋或龈袋深度 C．牙松动度检查 D．X线片检查牙槽骨吸收情况 E．检查局部刺激因素
A.
女性，25岁。诉吮吸或进食时下颌前牙易出血，牙龈肿胀3个月余。出现食物嵌塞。患者已怀孕7个月。口腔检查：
唇侧龈缘和龈乳头呈鲜红色，松软光亮，炎性肿胀、肥大明显，探诊易出血。
唇侧龈缘和龈乳头呈鲜红色，松软光亮，炎性肿胀、肥大明显，探诊易出血。【单选题】根分叉区易形成牙周袋的原因是
A.
此处常存在釉突，无牙周膜附着
B.
根分叉区对力反应敏感
C.
此处易堆积牙石，菌斑
D.
磨牙髓室底常有侧副根管存在
E.
以上均是
【单选题】Long after the 1998 World Cup was won, disappointed fans were still cursing the disputed refereeing (裁判) decisions that denied victory to their team. A researcher was appointed to study the performanc...
A.
The ideal retirement age for an experienced football referee is 35.
B.
Age should not be the chief consideration in choosing a football referee.
C.
A football referee should be as young and energetic as possible.
D.
An experienced football referee can do well even when in poor physical condition.
【多选题】张某拟转让已购公有住房并就住宅专项维修资金向拟购房人李某所做的下列解释中，正确的有______ 。
A.
李某购房时无须缴纳该房的专项维修资金
B.
如遇某些重大原因，专项维修资金不敷使用时，李某有可能要续补专项维修资金
C.
李某购房后可提取部分专项维修资金用于室内装修
D.
未经李某同意，任何单位或个人不得使用其名下的专项维修资金
E.
如房屋拆迁，专项维修资金账面余额将按比例退还给李某
【单选题】假性牙周袋与牙周袋的主要区别在于
A.
假性牙周袋有牙龈肿大
B.
牙周袋有袋内壁溃疡
C.
牙周袋有探诊出血
D.
牙周袋有附着水平丧失
E.
假性牙周袋常伴牙槽骨吸收
【单选题】Long after the 1998 World Cup was won, disappointed fans were still cursing the disputed refereeing(裁判) decisions that denied victory to their team. A researcher was appointed to study the performance...
A.
slightly above average
B.
higher than in the 1998 World Cup
C.
quite unexpected
D.
as high as in a standard match