第10题: [单项选择]连枷胸是指() A. 单处肋骨骨折 B. 多根肋骨骨折 C. 多处肋骨骨折 D. 多根多处肋骨骨折 E. 单根多处肋骨骨折 参考答案:D 答案解析:严重的闭合性胸部损伤导致多根多处肋骨骨折,使局部胸壁失去肋骨支撑而软化,并出现反常呼吸,即吸气时软化区胸壁内陷,呼气时外突,称为连枷胸。
第16题: [单项选择]A vessel’s KG is determined by(). A. dividing the total longitudinal moment summation by displacement B. dividing the total vertical moment summation by displacement C. multiplying the MT1 by the longitudinal moments D. subtracting LCF from LCB 参考答案:B
第17题: [单项选择]关于出血量的判断,下列哪项不正确 A. 粪隐血阳性,出血量至少>5ml B. 出现呕血,提示胃内积血量>250ml C. 柏油样便,出血量>50ml D. 粪隐血阴性提示无消化道出血 E. 出现全身症状,提示出血量>400ml 参考答案:D
第26题: [单项选择]On what point do the conservationists and politicians agree
A Wool exports are vital to the economy.
B The fence poses a threat to the environment.
C The fence acts as a useful frontier between states.
D The number of dogs needs to be reduced. 参考答案:B 答案解析:Para 2: ... such a barrier would never be allowed today on ecological grounds. = people would protes