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【单选题】
一氧化氮( )
A.
舒张肾脏血管
B.
收缩肾脏血管
C.
具有强烈利尿作用
D.
仅作用于肾脏集合管
E.
主要由血小板产生，在肝肾综合征的发病中具有重要作用
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【单选题】Part ADirections: Read the following four texts．Answer the questions below each text by choosing A, B, C or D．(40 points)Children attending schools located in high-traffic zones have a 45 percent incr...
A.
There exists traffic-related pollution.
B.
Schools are located in heavy-traffic areas.
C.
Children are frequently exposed to pollution.
D.
The vehicles increase rapidly.
【简答题】将mg的铜放入足量的稀硝酸中充分反应后，生成nL（标准状况）一氧化氮，被还原的硝酸为（ ）① 63n 22.4 g；② n 22.4 g；③ m 96 mol；④42mmol．
A.
①④
B.
①③
C.
②④
D.
②③
【单选题】一氧化氮不具有下列哪一项作用：
A.
抑制中性粒细胞与内皮细胞的黏附
B.
血管平滑肌舒张
C.
收缩支气管平滑肌
D.
抑制血小板黏附和聚集
E.
具有内皮细胞保护作用
【单选题】一氧化氮是大气污染物之一，它难溶于水，通常条件下极易与氧气反应，在实验室中收集NO的方法是（ ）
A.
向上排空气法
B.
向下排空气法
C.
排水法
D.
向下排空气法和排水法
【单选题】Children attending schools located in high-traffic zones have a 45 percent increased risk of developing asthma, even though time spent at school only accounts for about one-third of a child’s waking h...
A.
There exists traffic-related pollution.
B.
Schools are located in heavy-traffic areas.
C.
Children are frequently exposed to pollution.
D.
The vehicles increase rapidly.
相关题目：
【单选题】Part ADirections: Read the following four texts．Answer the questions below each text by choosing A, B, C or D．(40 points)Children attending schools located in high-traffic zones have a 45 percent incr...
A.
There exists traffic-related pollution.
B.
Schools are located in heavy-traffic areas.
C.
Children are frequently exposed to pollution.
D.
The vehicles increase rapidly.
【简答题】将mg的铜放入足量的稀硝酸中充分反应后，生成nL（标准状况）一氧化氮，被还原的硝酸为（ ）① 63n 22.4 g；② n 22.4 g；③ m 96 mol；④42mmol．
A.
①④
B.
①③
C.
②④
D.
②③
【单选题】一氧化氮不具有下列哪一项作用：
A.
抑制中性粒细胞与内皮细胞的黏附
B.
血管平滑肌舒张
C.
收缩支气管平滑肌
D.
抑制血小板黏附和聚集
E.
具有内皮细胞保护作用
【单选题】一氧化氮是大气污染物之一，它难溶于水，通常条件下极易与氧气反应，在实验室中收集NO的方法是（ ）
A.
向上排空气法
B.
向下排空气法
C.
排水法
D.
向下排空气法和排水法
【单选题】Children attending schools located in high-traffic zones have a 45 percent increased risk of developing asthma, even though time spent at school only accounts for about one-third of a child’s waking h...
A.
There exists traffic-related pollution.
B.
Schools are located in heavy-traffic areas.
C.
Children are frequently exposed to pollution.
D.
The vehicles increase rapidly.
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