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【单选题】
只有右肺的结构是()。A.
上叶
B.
水平裂
C.
下叶
D.
脏胸膜
E.
斜裂
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举一反三
【简答题】袁某，女，65岁，因肺源性心脏病收住院治疗。护士收集资料时了解到：病人口唇发绀，呼吸困难，纳差，口腔溃疡，焦虑。应首先执行的护理措施是（ ）。
【单选题】听力原文：W: Hi, Bill, how is it going? M: Oh, hi, Jane. I'm OK. How about you? W: You can probably tell just by looking at me. I'm really busy. Hey, What are you reading? M: A pretty interesting article. ...
A.
She doesn't know which topic to choose.
B.
Her assignments are due on the same day.
C.
She's concerned about the spotted owl.
D.
She dislikes her economics class.
【简答题】已知A、B、C、D、E都是周期表中前四周期的元素，它们的核电荷数A＜B＜C＜D＜E。其中A、B、C是同一周期的非金属元素。化合物DC的晶体为离子晶体，D的二价阳离子与C的阴离子具有相同的电子层结构。AC 2 为非极性分子。B、C的氢化物的沸点比它们同族相邻周期元素氢化物的沸点高。E的原子序数为24，ECl 3 能与B、C的氢化物形成六配位的配合物，且两种配体的物质的量之比为2∶1，三个氯离子位于外...
【单选题】听力原文：W: Hi, Bill, how is it going? M: Oh, hi, Jan. I'm OK. How about you? W: You can probably tell just by looking at me. I'm really busy. Hey, what are you reading? M: A pretty interesting article. M...
A.
Current issues in economics
B.
Choices faced by conservationists
C.
A recent biology lecture
D.
Topics for a research paper
【单选题】听力原文：W: Hi, Bill, how is it going? M: Oh, hi, Jan. I'm OK. How about you? W: You can probably tell just by looking at me. I'm really busy. Hey, what are you reading? M: A pretty interesting article. M...
A.
Current issues in economics.
B.
Choices faced by conservationists.
C.
A recent biology lecture.
D.
Topics for a research paper.
【简答题】已知A、B、C、D、E都是周期表中前四周期的元素，它们的核电荷数A＜B＜C＜D＜E。其中A、B、C是同一周期的非金属元素。化合物DC为离子化合物，D的二价阳离子与C的阴离子具有相同的电子层结构。AC 2 为非极性分子。B、C的氢化物的沸点比它们同族相邻周期元素氢化物的沸点高。E的原子序数为24，ECl 3 能与B、C的氢化物形成六配位的配合物，且两种配体的物质的量之比为2∶1，1mol该配合物能与...
【简答题】女，65岁。因肺源性心脏病收住院治疗。护士收集资料时了解到：病人口唇发绀，呼吸困难，纳差，口腔溃疡，焦虑。应首先执行的护理措施是
【单选题】患者,男,76岁。肺源性心脏病,呼吸困难、咳嗽、咳痰、给予鼻导管氧气吸入,因需要进食,此时应采取的最佳措施是
A.
边进食边吸氧
B.
先关流量开关，后拔管
C.
先关总开关，后拔管
D.
分离氧气管道，鼻导管保留
E.
先拔管再关流量开关
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