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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】酸雨主要是由一氧化氮和()。
A.
二氧化硫
B.
二氧化碳
C.
一氧化碳
【单选题】二氧化氮的比重是（）。
A.
1.57
B.
1.55
C.
1.52
【单选题】通过产生一氧化氮(NO)松驰血管平滑肌的药物是( )。
A.
A．
B.
B．
C.
C．
D.
D．
E.
E．
【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】一氧化氮是一种（ ）气体，（ ）于水。A：白色，不溶 B：无色，不溶 C：白色，溶 D：无色，溶
A.
白色，不溶
B.
无色，不溶
C.
白色，溶
D.
无色，溶
【多选题】作为一氧化氮供体的药物有
A.
硝酸甘油
B.
戊四硝酯
C.
硝普钠
D.
亚硝酸异戊酯
E.
L一精氨酸
【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
【判断题】一氧化氮具有脂溶性。（ ）
A.
正确
B.
错误
【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
【判断题】一氧化氮中毒时COHB浓度多在10%以上。
A.
正确
B.
错误
【单选题】通过产生一氧化氮而舒张血管的药物是
A.
硝普钠
B.
米诺地尔
C.
氯沙坦
D.
肼屈嗪
E.
普萘洛尔
【判断题】⼆氧化氮 ⼈体的危害很⼩。 （ ）
A.
正确
B.
错误
【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.
【单选题】二氧化氮是()。
A.
黑色
B.
蓝色
C.
棕色
D.
绿色