青霉素过敏休克属于() ["生物性致病因素","理化性致病因素","先天性致病因素","遗传性致病因素","免疫性致病因素"]
损害胎儿生长发育的因素属于() ["生物性致病因素","理化性致病因素","先天性致病因素","遗传性致病因素","免疫性致病因素"]
能够引起疾病并决定其特异性的因素称为() ["A.疾病的原因","B.疾病的条件","C.疾病的诱因","D.疾病的危险因素","E.疾病的外因"]
患儿,8岁。高热,中毒症状严重,剧烈头痛、呕吐,伴多处皮肤淤斑及黏膜出血,血压60/32mmHg,神志不清,颈部抵抗,克氏征阳性。其最大可能伴发() ["流行性出血热","DIC","乙型脑炎","败血症","毒血症"]
患者,男性,40岁。病程已3周,持续性高热、心动过缓、腹泻,因中毒性休克死亡。尸检发现弥漫性腹膜炎,回肠的孤立和集合淋巴结肿胀、溃疡,并有穿孔、脾大。下列哪种诊断最有可能() ["细菌性痢疾","急性肠炎","伤寒","阿米巴痢疾","恶性组织细胞增生症"]
什么是认可型的ECDIS?包括哪些部分,参考的国际公约或者标准有哪些?电子海图系统只有同时满足一下五个条件才可视为ECDIS: