尿中出现对硝基酚的农药是()尿中出现三氯乙醇的农药是() ["A．敌敌畏","B．对硫磷","C．内吸磷","D．敌百虫","E．乐果"]
为明确发绀原因，应做哪项检查 ["麻醉剂中毒()亚硝酸盐中毒()有机磷中毒()A．动脉血气分析","B．血常规检查","C．血中高铁血红蛋白测定","D．血中毒物测定","E．胆碱酯酶活力测定","F．尿中粪卟啉测定"]
下列中毒的治疗： ["有机磷杀虫剂中毒()一氧化碳中毒()巴比妥酸盐中毒()铝中毒()A．二巯丙醇(BAL)","B．高压氧疗","C．阿托品","D．亚甲兰","E．氟马西尼","F．纳洛酮"]
简述静脉补液的原则。
静脉补钾应该注意哪些问题?
低钾血症的常见原因有哪些?
