气滞血瘀型癥瘕的首选方剂是() ["香棱丸","血府逐瘀汤","少腹逐瘀汤","桂枝茯苓丸","温经汤"]
位于我国主要城市恶性肿瘤死因顺位之首的为()。 ["肺癌","肝癌","胃癌","食管癌","直肠癌"]
人感染卫氏并殖吸虫病主要是由于() ["A.生食或半生食淡水鱼虾","B.生食或半生食淡水螺类","C.生食或半生食水生植物","D.生食或半生食石蟹","E.以上均不是"]
患者男,65岁,持续性胸痛4h急诊入院,既往有高血压糖尿病史。需要紧急处理的措施包括()(提示:ECG示广泛前壁心肌梗死;心肌酶CK-MB、cTn增高。) ["A.冠状动脉造影","急诊PCI","急诊溶栓","正性肌力药物、扩血管药物及抗血小板药物治疗","急诊CABG","继续急诊留观"]
重症抑郁发作睡眠障碍的主要特点是() ["入睡困难","易惊醒","多梦","早醒","睡眠时间减少"]
试述环境卫生标准制定的原则与方法?