男性患者,32岁,3周内有野外工作史,5天前突起寒战高热,伴头痛、颜面潮红,查体胸腹、背部可见散在充血性皮疹,右侧腹股沟可触及一2cm×3cm肿大淋巴结,有压痛、可移动,并见一圆形焦痂、直径6mm,肝肋下2cm,质软,脾肋下及边,WBC5.0×10/L,分类可见核左移。最可能的诊断是()。 ["斑疹伤寒","伤寒","恙虫病","肾综合征出血热","钩端螺旋体病"]
呼吸系统中上呼吸道和下呼吸道的分界是()。 ["气管分叉","甲状软骨","环状软骨","胸骨角","左、右主支气管入肺门处"]
流行性乙型脑炎的传播媒介是() ["蚊","蜱","白蛉","幼猪","鼠"]
高危滋养细胞肿瘤患者首选的化疗方案是() ["EMA-CO","EP-EMA","PVB","BEP","VIP"]
人类衰老的先天因素指() ["自然环境","社会环境","营养摄入","生活习惯","遗传"]
幽门梗阻严重呕吐患者应注意防治()。急性肾衰竭少尿期或无尿期应注意防治()。