第2题: [单项选择]According to the passage, scholars and students are great travelers because ______. A. standards are higher at foreign universities B. their governments encourage them to travel C. salaries and conditions are better abroad D. they are eager for new knowledge 参考答案:D 答案解析:事实细节题。根据原文第一段的第二句,Serious students were always ready to go abroad in search of the most stimulating
第3题: [单项选择]步行训练原则中错误的是() A. 适当使用辅助具 B. 同时注重关节、肌肉及其他运动训练 C. 以病理结果为依据 D. 以正常步态为基础 E. 以步态分析为依据 参考答案:C
第32题: [单项选择]下列哪项不是阻塞性肺气肿的诊断依据 A. 在慢支基础上出现逐渐加重的呼吸困难 B. 口唇和甲床发绀 C. 两肺叩诊过清音,呼吸音减低 D. 有阻塞性通气功能障碍 E. 胸片示两肺透亮度增加,横膈低平 参考答案:B 答案解析:阻塞性肺气肿的诊断主要根据病史、临床特征、胸部X线表现及肺功能检查综合判断。口唇和甲床紫绀是缺氧表现,肺气肿仅在并发呼吸衰竭时可有此表现,故不是肺气肿的诊断依据。