题型:单项选择题 A1/A2型题 患儿,女,12个月,诊断为“法洛四联症”,今患儿用力排便后突然出现昏厥、青紫加重产生此现象的最可能原因是()。A.脑血栓B.缺氧发作C.呼吸衰竭D.心力衰竭E.急性脑炎 查看答案
题型:单项选择题 97.Because Web servers are platform and application (1) , they can send or request data from legacy or external applications including databases. All replies, once converted into (2) mark-up language, can then be transmitted to a (3) . Used in this way, Intranets can (4) lower desktop support costs, easy links with legacy applications and databases and, (5) all, ease of use.(4)A.attemptsB.objectsC.programsD.routines 查看答案
题型:填空题 案例分析题 右图表示动物细胞周期的图解,请据图回答([]内填标号)治疗恶性肿瘤的途径之一,是用药物抑制()的合成,从而将癌细胞的细胞周期阻断在分裂间期。如用药物抑制纺锤体的形成,则癌细胞的细胞周期将阻断在()期 查看答案