患者，女性，25岁，突感心慌、胸闷。查体：心率170/min，心律齐_爱下问搜题

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问题单项选择题

患者，女性，25岁，突感心慌、胸闷。查体：心率170/min，心律齐，心音均等，血压正常。

若患者发作持续较久，为控制病情护士可采用的简单、有效的措施是

A．肌内注射安定

B．刺激呕吐反射或嘱屏气

C．口服美托洛尔(倍他乐克)

D．口服阿托品

E．静脉推注西地兰

答案

参考答案：B

填空题

阅读短文，用方框内所给单词的正确形式填空，请将答案写在短文后相应题号的横线上。
注意：①每词只能用一次。②每空限填一词，③其中有两个多余选项。

away hold dress popular own little start win take part in live fashion but also

    The third "Fashion Piggy (小猪)" swimming championship was   1 in Chitre, Panama. 16 piggy athletes   2
the competition. Each piggy wore a bikini (比基尼泳装) and sunglasses or a big hat. They needed to not only
swim,   3 perform on stage. The 16 beautiful piggies got into a boat and 4 their journey. When they got
about 300 meters   5 from the bank, they were put into the sea. The first one to swim back to the shore would
be the 6 .
    In fact, before the swimming competition, the piggies must compete for the "Fashion Award". Their   7
were very creative. They spent a lot of time   8 their piggies. Each one really looked 9 . This year, the pig in
the red bikini and sunglasses won.
    For a while, this activity had not been held, but this year it had many piggies took part. The championship has
now become very 10 . It may become a national event next year. All the piggies in Panama can take part in the
contest.
1.                  2.                3.                  4.                  5.
6.                  7.                  8.                  9.                  10.

填空题

点P(5，-12)到原点的距离是（）。