变应原激发试验包括（） ["支气管激发试验","口服激发试验","皮肤激发试验","现场激发试验","结膜激发试验"]
对原发性肝癌，早期诊断最有意义的是（） ["肝脏肿大","肝功能异常","AFP","消瘦","大便隐血试验（+）"]
初期复苏包括（）。 ["人工呼吸","胸外按压","开放气道","心内注射","A+B+C"]
原发性肝癌的首发症状是（） ["肝区疼痛","肝昏迷","贫血","黄疸","下肢浮种"]
下述不属于引起电解质分析仪重复性不良的因素是（） ["电极未活化","电极斜率低","电极漏夜","进样针堵塞","未进行系统校准"]
说明工作安全管理的含义，和组织事故发生的基本原因有哪些？
