检测麻疹出疹3天内的血清标本,IgM抗体为阴性,不正确的处理是()。 A.据此排除麻

题型:单项选择题 A1/A2型题

问题:

检测麻疹出疹3天内的血清标本,IgM抗体为阴性,不正确的处理是()。

A.据此排除麻疹感染

B.不能排除麻疹感染

C.需再次采集出疹3天后的血标本检查IgM

D.进行病毒分离,观察多核巨细胞病变

E.采集咽漱液和小便,检测病毒核酸

考点:微生物检验技术(师)相关专业知识(综合练习)相关专业知识(综合练习)题库
题型:单项选择题 A1/A2型题

男性,52岁,慢性咳嗽、咳痰5年余。冬季好发,仍能坚持上班。近因胃溃疡大出血急诊手术治疗。手术后第一天出现呼吸困难进行性加重,伴发热。有冠心病史。平素无症状。动脉血气分析(呼吸空气):pH7.48,PaCO24.0kPa(30mmHg),PaO26.7kPa(50mmHg),Qs/QT32%。胸片两肺纹理增粗,普遍模糊。

为确定或排除急性左心衰竭,最有用的检测指标是()

A.右心房压

B.右室舒张末期压

C.平均肺动脉压

D.肺动脉楔嵌压

E.右心输出量

题型:单项选择题 A1/A2型题

阅读下面短文,从短文后各题所给的四个选项(A、B、C和D)中,选出可以填入空白处的最佳选项,并在答题卡上将该项涂黑。学科&网

Hundreds of people have formed impressions of you through that little device(装置) on your desk. And they’ve never actually   41   you. Everything they know about you   42   through this device, sometimes from hundreds of miles away.   43   they feel they can know you   44   from the sound of your voice. That’s how powerful the   45   is.

Powerful, yes, but not always   46  . For years I dealt with my travel agent only by phone. Rani, my faceless agent whom I’d never met   47  , got me rock-bottom prices on airfares, cars, and hotels. But her cold voice really   48   me. I sometimes wished to   49   another agent.

One morning, I had to   50   an immediate flight home for a family emergency. I ran into Rani’s office   51  . The woman sitting at the desk,   52   my madness, sympathetically jumped up. She gave me a   53   smile, nodded while listening patiently, and then printed out the   54   immediately. “What a wonderful lady!” I thought.

Rushing out   55   I called out over my shoulder, “By the way, what’s your name?” “I’m Rani,” she said. I turned around and saw a   56   woman with a big smile on her face waving to wish me a safe trip. I was   57  ! Why had I thought she was cold? Rani was, well, so   58  .

Sitting back in the car on the way to the airport, I figured it all out. Rani’s   59  ---her warm smile, her nods, her ‘I’m here for you’   60  ---were all silent signals that didn’t travel through wires.

54()

A.bill

B.form

C.ticket

D.list

题型:单项选择题 A1/A2型题

根据动作的精细程度与肌肉运动强度不同,可以将运动技能分为_________和_________。

题型:单项选择题 A1/A2型题

判断磁场对通电导体作用力的方向,用()。

A.左手定则

B.右手定则

C.安培定则

D.楞次定律

题型:单项选择题 A1/A2型题

石膏综合征为()

A.石膏固定后最严重的并发症

B.石膏固定局部压迫,水疱破溃后形成

C.大量钙盐从骨骼中进入血液,并从肾中排出

D.若上腹部包裹过紧,进食后可呕吐胃内容物

E.长期固定肢体后,关节内外组织发生纤维粘连,同时关节囊和周围肌肉挛缩

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