[单项选择]Mrs, Weston went to see her doctor ______. A. as soon as she realized that something was wrong B. only after her husband advised her to C. a long time after the trouble began D. when John asked what was wrong with her
参考答案:C 答案解析:文章第一段说John知道母亲生病已经有一段时间了,他已经习惯看到她皱着眉头,Their own doctor,who she had finally gone to for advice,由此可知,她
第31题: [单项选择]A physical examination is a ______ to joining the army. A. parliamentary B. preliminary C. elementary D. complementary 参考答案:B 答案解析:preliminary开端,预备步骤。句意:体检是入伍的预备阶段。parliamentary议会的; elementary基本的;complementary补充的,互补的。
第34题: [单项选择]患者,女性,58岁。胃大部切除术后卧床7天。下床后自觉左小腿后方疼痛,足部、踝部有水肿,用手压迫小腿肌肉两侧,同时将足部向背侧屈曲,引起腓肠肌疼痛。患者目前考虑的诊断为()。 A. 大隐静脉曲张 B. 小腿肌肉的静脉血栓形成 C. 下肢动脉栓塞 D. 血栓闭塞性脉管炎 E. 下肢静脉、动脉反应性痉挛 参考答案:B 答案解析:Homans征:将足向背侧急剧弯曲时,可引起小腿肌肉深部疼痛。小腿深静脉血栓时,Homans征常为阳性,这是由于腓肠肌及比目鱼肌被动伸长时,刺激小腿血全静脉而引起。