药物与血浆蛋白结合的特点正确的是（） ["是不可逆的","加速药物在体内的分布","是疏松和可逆的","促进药物排泄","无饱和性和置换现象"] 初产妇，妊娠32周，双胎妊娠，既往曾有人工流产2次，因阴道间断性出血1个月就诊，印象为前置胎盘。为明确诊断首选哪种检查方法（） ["腹部平片","肛门检查","腹部B超检查","阴道内诊检查","产后检查胎膜破口"] 肺心病引起右房肥大的心电图表现为（） ["P波高而宽","P波增宽","P波出现切迹","P波尖锐高耸（肺性P波）","P波呈双峰状"] 某药的半衰期为10h，一次给药后从体内基本消除的时间是（） ["约50h","约30h","约80h","约20h","约70h"] 体温在39℃以上，24小时内波动 ["弛张热","间歇热","稽留热","波状热","回归热"] 避免用高压蒸汽灭菌法消毒灭菌的器械是（）