问题
单项选择题
绞窄性肠梗阻最易发生的酸碱失衡类型是
A．呼吸性碱中毒
B．代谢性酸中毒
C．代谢性碱中毒
D．呼吸性酸中毒
E．呼吸性酸中毒和代谢性碱中毒
答案
参考答案：B
解析：绞窄性肠梗阻时，在低血容量、缺氧情况下，酸性代谢产物增多，加之缺水，少尿，酸性产物不能排出体外，可出现严重的酸中毒。
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绞窄性肠梗阻最易发生的酸碱失衡类型是
A．呼吸性碱中毒
B．代谢性酸中毒
C．代谢性碱中毒
D．呼吸性酸中毒
E．呼吸性酸中毒和代谢性碱中毒
参考答案：B
解析：绞窄性肠梗阻时，在低血容量、缺氧情况下，酸性代谢产物增多，加之缺水，少尿，酸性产物不能排出体外，可出现严重的酸中毒。
| 阅读理解。 | ||||||||
| Two years ago, I was a primary school student. I’m studying in a middle school now. I'm more athletic. I like sports. I often play basketball with my classmates. I'm smarter.I'm more interested in math and English. I work hard and I always get high scores in the math examinations.I'm more popular because I'm a member of our school basketball team. And I'm more outgoing. I can tell some funny stories to my friends. I'm getting on well with my classmates and friends, including my teachers. I believe I'm a better student now. | ||||||||
根据短文内容，填写下面的信息表。
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