问题
单项选择题 A型题
肠扭转可引起肠的（）。
A.出血性梗死
B.贫血性梗死
C.白色梗死
D.凝固性坏死
E.液化性坏死
答案
参考答案：A
解析：出血性梗死一般发生在已有严重瘀血的器官或组织疏松的器官。肠组织疏松，在肠套叠、肠扭转、嵌顿性疝均可引起局部肠段的出血性梗死。
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肠扭转可引起肠的（）。
A.出血性梗死
B.贫血性梗死
C.白色梗死
D.凝固性坏死
E.液化性坏死
参考答案：A
解析：出血性梗死一般发生在已有严重瘀血的器官或组织疏松的器官。肠组织疏松，在肠套叠、肠扭转、嵌顿性疝均可引起局部肠段的出血性梗死。
I went to a group activity, “Sensitivity Sunday”， which was to make us more ___ the problems faced by disabled people. We were asked to “ ____ a disability” for several hours one Sunday. Some members，____ chose to use wheelchairs. Others wore soundblocking earplugs(耳塞)or blindfolds(眼罩)． Just sitting in the wheelchair was a ___ experience. I had never considered before how ____ it would be to use one. As soon as I sat down, my ____ made the chair begin to roll. Its wheels were not ____. Then I wondered where to put my ____. It took me quite a while to get the metal footrest into ____. I took my first uneasy look at what was to be my only means of ____ for several hours. For disabled people, “adopting a wheelchair” is not a temporary(临时的) ____. I tried to find a ____ position and thought it might be restful, ____ kind of nice, to be ____ around for a while. Looking around, I ____ I would have to handle the thing myself! My hands started to ache as I ___ the heavy metal wheels. I came to know that controlling the ____ of the wheelchair as not going to be a(n)____ task. My wheelchair experiment was soon ___. It made a deep impression on me. A few hours of “disability” gave me only a taste of the ____， both physical and mental, that disabled people must overcome.
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