[问答题,简答题] 尿毒症患者发生心力衰竭的原因是什么?

重症肌无力危象类型有() ["A．肌无力危象","B．胆碱能危象","C．反拗性危象","D．复发性危象","E．疲劳危象"] 简述慢性肾衰竭进行性恶化的机制。 重症肌无力患者出现胆碱能危象时的表现有() ["A．高热、血压降低","B．腹痛，汗多","C．肌束颤动","D．恶心呕吐","E．瞳孔缩小，分泌物增多"] 重症肌无力的诱因有() ["A．感染","B．过度疲劳","C．精神创伤","D．妊娠","E．分娩"] 肾性骨营养不良症 尿毒症患者发生心力衰竭的原因是什么?