关于呼吸机与患者呼吸不同步的原因，下列哪项错误（）
A.呼吸道分泌物过多
B.过度镇静
C.疼痛
D.胃潴留或尿潴留
E.通气不当
参考答案：B
解析：在机械通气过程中应注意观察呼吸机与患者呼吸的同步性，及时查找不同步的原因并处理，选项A、C、D、E均为常见原因，而B项使用镇静药物是处理不同步的方法，过度镇静会抑制患者的自主呼吸，而非不同步，故答案为B。
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| Jenny was my grandmother's sister and she was an amazing woman. She was born in 1901 and 1 in 2000. It was a pity that she didn't live to celebrate (庆祝) her 100th birthday, 2 she had a good, long life. She had already been a professional 3 before many women had jobs. She taught in Africa for many years. Then she moved to Malaysia and taught English there for a few years. At that time, people didn't tralvel 4 a plane, so she had to travel there by ship. It took her three months 5 from England to Malaysia in those days. In 1947, she traveled by plane for the first time. This made traveling 6 easier and quicker. She continued to teach around the world until she was 75 years old. Jenny really loved teaching and she was also good at telling stories. I always loved to hear her 7 her stories. They were 8 interesting that I would like to listen to her when I was free. It was 9 that she could remember everything even though she was so old. I think it was because she never stopped 10 . My grandmother's sister was really an amazing woman. | |||
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