问题
单项选择题
小剂量静滴去甲肾上腺素可引起（）
A.心率减慢，血压升高
B.心率增快，脉压增大
C.收缩压、舒张压明显升高，脉压变小
D.增加收缩压、脉压，舒张肾血管
E.收缩压下降，舒张压上升
答案
参考答案：A
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小剂量静滴去甲肾上腺素可引起（）
A.心率减慢，血压升高
B.心率增快，脉压增大
C.收缩压、舒张压明显升高，脉压变小
D.增加收缩压、脉压，舒张肾血管
E.收缩压下降，舒张压上升
参考答案：A
选择下列词汇完成下面对话。（共5小题，每小题1分）
B: Yes. I want to buy a skirt. A: This小题1:__________ please. All our skirts are in this section. How do you like the red one here? B: It looks nice, but I don't like red. It小题2:__________ very hot. A: Do you like white? There is also a white小题3:__________. B: I think that's what I want. How小题4:__________ is it? A: It's sixty-six yuan. B: How about fifty yuan? A: Hmm, 小题5:_________ you like it so much, you can take it with fifty-five yuan. That's the lowest price I can offer. B: That's good! I'll take it. |