能造成手伤及呼吸困难的电流是() ["1~2mA","15~20mA","20~25mA","50mA","80mA"]
蝉蜕可用治() ["A.咽痛失音","B.麻疹不透","C.风热目赤","D.风疹瘙痒","E.小儿夜啼"]
男性,60岁。高血压患者,3小时前与人争吵时突发头痛,呕吐少量咖啡色液体,左侧肢体麻木无力。体检:180/105mmHg,略嗜睡,左侧鼻唇沟浅,伸舌左偏,左侧偏瘫、偏身痛温觉减退、偏盲和病理征阳性。该患者最可能的诊断为() ["A.脑出血","TIA","脑栓塞","蛛网膜下隙出血(SAH)","脑血栓形成"]
有关电流危害不正确的叙述是() ["一般情况下交流电比直流电危险","高电压比低电压危险","雷电电压可高达1亿伏以上","交流电频率越高对人体的损伤越大","电流有交流电和直流电两种"]
患者,女,25岁,诉右上后牙咀嚼时敏感症状。检查见右上6咬合面轻度磨耗,探诊敏感,叩(-),无松动,冷测反应不明显。关于该患牙常用的治疗方法是() ["A.75%氟化钠甘油局部涂抹","Nd:YAG激光脱敏","38%氟化氨银局部涂抹","树脂类脱敏治疗","以上都可"]
慢性肺心病,呼吸浅短,声低气怯,张口抬肩,倚息不能平卧,心慌,形寒,汗出,舌淡紫,脉沉细微无力。治疗首选()。慢性肺心病,咳喘无力,气短难续,咳痰不爽,面色晦暗,心慌,唇甲发紫,神疲乏力,舌淡暗,脉沉细涩无力。治疗应首选()。