肾挫伤（）
A.尿频、尿急、尿痛
B.血尿
C.骑跨伤可导致
D.骨盆部位压伤可导致
E.膀胱内注水试验阳性
参考答案：B
解析：肾挫伤，损伤涉及肾集合系统时可有血尿。膀胱损伤时，导尿管插入膀胱后，经导尿管注入灭菌生理盐水200ml，片刻后回抽。液体外漏时吸出量会减少，腹腔液体回流时吸出量会增多。若液体进出量差异很大，提示膀胱破裂。骨盆骨折时，尿生殖膈移位，产生剪切样暴力，使薄弱的膜部 * * 撕裂，造成 * * 膜部损伤。会阴部骑跨伤时，将 * * 挤向耻骨联合下方，引起 * * 球部损伤。
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| Hi, boys and girls. I'm a computer. I stay at Mike's home. Mike's father bought me for him on his 10th birthday. Mike has a brother and his name is Dick. Mike and Dick are in the same grade, but in 1 classes. Mike studies very hard and he often 2 me to do his homework. I live in his bedroom and I like him very much. Sometimes Mike surfs the Inte  rnet to get more 3 about different places in China because he likes traveling (旅行) very much. On weekends, Mike often goes to play basketball 4 his classmates. And he goes to the school library to 5 books, too. His parents know he is a good boy and don't worry 6 his study. 7 , Dick doesn't work hard. He doesn't 8 to the teacher in class. And he is very heavy now 9 he eats lots of junk food and he doesn't like doing sports. He 10 much time playing computer games. I don't like him at all. | ||||
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