单纯疱疹()肾综合征出血热()伤寒() ["A.脓疱疹","B.斑丘疹","C.玫瑰疹","D.荨麻疹","E.出血疹"]
男,65岁,中上腹痛腹胀、消瘦、乏力、纳差,影像检查如图,最可能的诊断是() ["A.胃间质瘤","B.萎缩性胃炎","C.肥厚性胃炎","D.胃窦癌","E.胃淋巴瘤"]
主要作用于原虫和蠕虫的免疫球蛋白()唯一能通过胎盘的免疫球蛋白()感染过程中最早出现的免疫球蛋白()机体粘膜局部抗感染免疫的重要因素() ["A.IgA","B.IgD","C.IgE","D.IgG","E.IgM"]
女,61岁,上腹部疼痛1月,食欲减退,消瘦,CT所见如图,最可能的诊断是() ["A.肝脓肿","B.肝转移癌","C.胃癌肝转移","D.肝包虫病","E.原发性肝癌"]
关于潜伏期,下列哪项是错误的() ["A.潜伏期长短一般与病原体感染量呈成反比","B.有些传染病在潜伏期内有传染性","C.潜伏期是确定传染病的检疫期的重要依据","D.多数传染病的潜伏期比较恒定","E.传染病的隔离期是依据该病的潜伏期来确定"]
病原体侵入机体并在体内扩散的能力()霍乱弧菌引起剧烈的腹泻、呕吐等症状主要是霍乱弧菌的()