食物中蛋白质进入体内后最终的代谢产物是() ["氨基酸","尿素","肌酐","尿酸","核糖核酸"]
患者,男性,34岁。急性阑尾炎行阑尾切除术,术后3天切口疼痛未减轻,体温高38.5℃。首先应考虑为()。 ["肺部感染","切口裂开","切口感染","水电解质紊乱","泌尿系感染"]
对肝硬化食管,胃底静脉曲张破裂出血的患者,为防止肝性脑病应禁止进行的操作是()。 ["生理盐水清洁灌肠","肥皂水清洁灌肠","硫酸镁导泻","乳果糖灌肠","少量输液"]
患儿7岁,心脏手术后心电图示:P-R间期固定不变,但心室搏动呈规律性脱漏,并有QRS增宽。其可能为() ["Ⅰ度房室传导阻滞","Ⅱ度房室传导阻滞Ⅰ型","Ⅱ度房室传导阻滞Ⅱ型","Ⅲ度房室传导阻滞","心室内传导阻滞"]
中心静脉插管感染最常见的致病菌() ["需氧革兰阳性球菌","真菌","厌氧菌","需氧革兰阴性杆菌","破伤风芽孢杆菌"]
肺部厌氧菌感染()铜绿假单胞菌()