从有正常菌群存在的部位所采取的标本应接种在哪种培养基中分离培养病原体() ["A．基础培养基","B．营养培养基","C．增菌培养基","D．选择鉴别培养基","E．特殊培养基"]
疑似“淋病”病人的脓性分泌物标本，必须() ["A．保暖保湿，迅速送检","B．冷藏，迅速送检","C．放50%甘油盐水中保存送检","D．立即接种于普通琼脂平板","E．以上都不是"]
肠道杆菌之间常用的主要鉴别依据是() ["A．毒力试验","B．生化反应","C．抗原构造","D．形态染色","E．以上都不是"]
△SEcont
用于培养肠道致病菌的强选择性培养基是() ["A．中国蓝平板","B．SS平板","C．双糖铁培养基","D．乳糖发酵管","E．巧克力平板"]
Smeas
