眼睛为了看清近距离物体而增加晶体的弯曲度,以增加眼的屈光力,使近距离物体在视网膜上清

题型:单项选择题

问题:

眼睛为了看清近距离物体而增加晶体的弯曲度,以增加眼的屈光力,使近距离物体在视网膜上清晰地成像,这种改变眼的屈光力的功能称为:()

A.调控

B.调节

C.调整

D.协调

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题型:单项选择题

患者女性,52岁。近日突然出现高热、咳嗽,右侧胸痛,呼吸困难。查体:体温40℃、P118次/min,R25次/min。血常规:WBC2.0×10/L,胸片示右侧胸部大片致密阴影。采取胸膜腔闭式引流治疗。

搬动该患者时应()

A.保持引流管通畅

B.嘱患者屏住呼吸

C.保持引流瓶直立

D.注意观察引流液排出情况

E.用两把止血钳夹闭引流管

题型:单项选择题

完成对话,一空一词。

W: Do you usually hang   1   with your friends?

M: Oh, sometimes.

W:   2   do you usually go?

M: The mall near my house.

W: Do you like   3   out in the mall?

M: Not  at  all. The air   4   fresh and it's usually crowded.

W: I   5   with you. I think the mall is a good   6   to hang out. There' always something   7   there. And

      it's also just fun to   8   people.

M: Maybe you are right. It has some   9   but it also has some disadvantages?

W: Yes, when I go there I always spend too much  10  !

1. _____   2. _____  3. _____  4. _____     5. _____

6. _____   7. _____  8. _____  9. _____   10. _____

题型:单项选择题

风湿性心脏病最常累及的瓣膜是()

A.二尖瓣

B.三尖瓣

C.主动脉瓣和肺动脉瓣

D.肺动脉瓣

E.二尖瓣和主动脉瓣

题型:单项选择题

男,30岁,平素体健,发热1d(体温37.6℃)后双下肢麻木,于3d内发展至完全双下肢瘫痪及尿、便障碍。体检:双下肢肌力0级,肌张力低下,腱反射不能引出,病理反射未引出, * * 平面以下痛、温觉消失,双下肢皮肤粗糙脱屑无汗。

该患者诊断主要根据是()

A.感觉障碍的分布

B.有无病理反射

C.肌无力的程度

D.有无尿潴留

E.有无发热

题型:单项选择题

采煤工作面采取浅孔注水作为防突措施时,注水应以()为标准。

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