正常人肺动脉压(PAP)下列哪项是正确的() ["PAP:5~10mmHg","PAP:10~22mmHg","PAP:等于25mmHg","PAP:25mmHg以上","以上都不对"]
颅脑CT检查,下列哪项与肿瘤无关?() ["颅内正常结构移位","脑积水","脑沟增宽","脑水肿","颅骨吸收与破坏"]
持续言语或动作主要见于:() ["癔症","强迫症","精神分裂症","器质性精神病","躁狂症"]
有关通气/血流比例,哪项不正确() ["正常总的肺泡通气量4L/min","肺血流量5L/min","通气/血流比例小于0.8,造成分流","通气/血流比例大于0.8,造成无效通气","通气/血流比例失调的后果主要是二氧化碳潴留"]
与继发龋发生无关的是() ["腐质未去净","洞形制备不良","材料调制不当","充填操作不当","未做窝洞消毒"]
设备键的技术要求有哪些?