患者,男,60岁,口内检查缺失,对颌为天然牙,无,设计义齿为混合支持式可摘局部义齿,戴用义齿3天后疼痛,进行性加重。复诊检查剩余牙槽嵴大面积压痕,卡环固位可,咬合接触密合。正确的处理方法是()。 ["A.磨短缓冲过长基托","磨除进入组织倒凹的基托","减少咬合力","增加使用软衬材料,调磨对颌牙","指导患者正确使用活动义齿"]
下列疾病不属常染色体隐性遗传() ["苯丙酮尿症","糖原累积病","肝豆状核变性","黏多糖病","Turner综合征"]
湿肺病人行开胸手术,应在下列各期常规呼吸道吸引。但除外() ["插管前","断闭支气管后","改变体位后","开胸挤压肺时","插管后"]
导致染色体畸变的原因有() ["母亲妊娠时年龄过大","放射线","化学因素","病毒感染","以上都是"]
开胸手术为保持下侧肺充分膨胀,下述哪项不宜() ["通气压力10~15cmH0","频率12~14bpm","吸:呼比为1:1.5~2.O","潮气量8~10ml/kg","氧流量4~6L/min"]
临床上如何鉴别腕部和肘部尺神经损伤?