以总和为特征的膜电位包括() ["A．终板电位","B．突触后电位","C．锋电位","D．感受器电位","E．发生器电位"]
溃疡病()阻塞性黄疽原因待查() ["A．胃镜","B．十二指肠镜","C．两者均可用","D．两者均不可用"]
沙眼衣原体肺炎临床特点，正确的是() ["A．青霉素有特效","B．起病急","C．高热","D．肺实变体征","E．6个月以内婴儿多见"]
腱反射和肌紧张的共同点为() ["A．都是作用于肌腱所引起","B．感受器和传出神经都一样","C．都使受牵拉的同一肌肉发生收缩","D．都属于多突触反射","E．都有位相性运动改变"]
以上哪种造影应使用有机碘造影剂()以上哪种造影必须做碘过敏试验() ["A．排泄性尿路造影","B．经肾盂造瘘管造影","C．膀胱造影","D．尿道造影","E．尿路逆行造影"]
癫癎()脑瘤()
