问题
单项选择题
肛裂病人排便后出现第二次持续疼痛的主要原因是
A．粪便刺激
B．未进行肛门坐浴
C．神经末梢受刺激
D．皮下静脉血栓形成
E．肛管内括约肌痉挛性收缩
答案
参考答案：E
解析：肛裂病人排便时粪块刺激溃疡面的神经末梢，引起短暂疼痛后缓解，以后因施。一般通风时间以30分钟为宜；病室的湿度以 肛管内括约肌痉挛再次剧痛，直至括约肌疲劳后肌肉松弛。
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肛裂病人排便后出现第二次持续疼痛的主要原因是
A．粪便刺激
B．未进行肛门坐浴
C．神经末梢受刺激
D．皮下静脉血栓形成
E．肛管内括约肌痉挛性收缩
参考答案：E
解析：肛裂病人排便时粪块刺激溃疡面的神经末梢，引起短暂疼痛后缓解，以后因施。一般通风时间以30分钟为宜；病室的湿度以 肛管内括约肌痉挛再次剧痛，直至括约肌疲劳后肌肉松弛。
Life became hard when I was 14. My mother and I moved to New York to 36 my father, who’d moved there to find 37 work when I was three years old. He had a job at a restaurant and only visited us 38 every couple of years. Before I moved, I knew that people in the US spoke English. But honestly, I didn’t stop to analyze the 39 when I was 40 to leave. Just like I assumed I could easily become a doctor or a lawyer. I assumed that I had the skills to learn English in a few weeks. When I 41 in the US and started 8th grade at Ditmas Middle School in Brooklyn, everyone was speaking a(n) 42 language I couldn’t understand. I 43 that life had subtitles, like in foreign movies. School was such a serious place here. Sometimes I felt like I was in a geek（呆子） class. The teachers were always 44 my moves so I couldn’t even throw a paper ball at a classmate’s head. And the worst thing was having to read 45 46 after almost seven months of complaining about everything, I realized that complaining didn’t change things. 47 just made my life worse. If I was going to 48 in this new concrete jungle, I had to 49 . I began to learn English by reading newspapers on my own 50 school. After about four months, I started enjoying reading the crime and sports stories. After six months of studying, my teachers 51 my improvement and moved me into a more 52 English class. I could go to the store and ask for things that I wanted to buy without 53 frustration. For the first time I felt like I was living on earth again 54 .I didn’t hear foreign talk. I 55 understand people.
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