M: Ann exercises? Is that because our arms are too fat or flabby?
W: Actually, that's not the main reason. They say that arm exercises are an ideal way to become physically fit.
M: But don't arm exercises raise your blood pressure?
W: That they do. But the article I read mentioned ways to compensate for that.
M: How?
W: By adding leg exercise so the arms don't do all the work. Ann exercises aren't enough to increase metabolism before fatigue sets in. It's said that the more of the body is involved in the exercise, the better.
M: And in turn, I'm sure that there is a greater chance of losing weight.
W: Sounds right to me.
M: So, what exercises do the experts recommend?
W: They mentioned quite a few. But some of the more popular ones are cycling with special bicycles that make you use .both your arms and legs, and walking vigorously while you wear arm weights.
M: I must try that. I like to walk a lot.
Why do people need to do arm exercises?
A.Because their arms are too fat.
B.Because their arms are too flabby.
C.Because arm exercises can help lower the blood pressure.
D.Because arm exercises can keep them healthy.
第1题
休克患者出现以下哪种情况提示病情恶化
A.精神紧张转为反应迟钝
B.面色发绀转为红润
C.尿少转为尿量在30ml/h以上
D.呼吸增快转为呼吸困难
E.血压上升,脉搏减慢
第7题
不是胸外按压有效指征的是
A、可见瞳孔由散大开始回缩
B、可见面色由发绀转为红润
C、可见患者有眼球活动,睫毛反射与对光反射出现,甚至手脚开始抽动
D、大动脉出现搏动,收缩压在60mmHg以上
E、自主呼吸出现,可以停止人工呼吸
第8题
A.精神由兴奋转入抑制,提示病情恶化
B.皮肤黏膜由苍白转为发绀示病情严重
C.脉压差越小表示微血管收缩越重
D.严重呼吸困难提示肺水肿或心衰可能
E.如尿量<25ml/h,比重高,表示血容量已纠正
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