题目内容

患者,男性,20岁,面部感染化脓,下列治疗不妥的是( )

A. 局部按外科换药处理
B. 局部行热湿敷
C. 静脉输注抗生素
D. 口服抗感染药物
E. 肌内注射抗生素

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患者,男性,44岁,痔疮手术后行热水坐浴,不正确的做法是( )

A. 浴盆和溶液须无菌
B. 操作前需排空膀胱
C. 坐浴时间为15-20分钟
D. 坐浴后应更换敷料
E. 水温调节为60-70℃

A: Have you ever been in an earthquake?B: Yes, 1.____. One of them is the most terrible experience I have ever had.A: I'm sorry to hear that. When did it happen?B: It happened on 2._ 20th, 2013. Many people lost their lives in that disaster.

A: Spring is coming. Shall we go out for a 3._ to the countryside?B: Good idea! Life in the countryside is really simple and relaxing.A: I quite agree with you. The grass is greener and the air is 4. than those in the city.B: That's right. Getting close to nature is also good for our health. Is the weeken OK?A: Yes, it's fine. Maybe we should spend more time 5.___ the beautiful nature scenery in the future.B: Sounds wonderful.

忽略定子电阻的前提下,凸极同步发电机输出最大功率时,功角θ

A. 等于90°
B. 小于90°
C. 45°~90°
D. 45°