更多"HAV是()"的相关试题:
[单项选择]What effect does excessive positive ionization have on some people
A. They think they are mad.
B. They feel very tired.
C. They become violently sick.
D. They are too tired to do anything.
[多项选择]HAV的特点包括()。
A. 易发展成慢性感染
B. 为环状DNA病毒
C. 与肝硬化和肝癌密切相关
D. 病后形成牢固免疫力
E. 目前能用细胞体外培养
[单项选择]女性,26岁。2月前患肝炎住院。近日门诊复查,血化验结果:ALT30U,HAV-IgM(-),HAV-IgG(+),抗HBs(+),抗HBc(+),此时诊断为()
A. 甲型肝炎恢复期
B. 乙型肝炎急性期与甲型肝炎感染后状态
C. 乙型肝炎恢复期与甲型肝炎感染后状态
D. 非甲非乙型肝炎
E. 甲型肝炎与乙型肝炎混合感染
[单项选择]女性,26岁。2月前患肝炎住院。近日门诊复查,血检验结果:ALT30U,HAV-IgM(-),HAV-IgG(+),抗HBs(+),抗HBc(+),此时诊断为()
A. 甲型肝炎恢复期
B. 乙型肝炎急性期与甲型肝炎感染后状态
C. 乙型肝炎恢复期与甲型肝炎感染后状态
D. 非甲非乙型肝炎
E. 甲型肝炎与乙型肝炎混合感染
[单项选择]Computer date base and electronic mail systems have been around since the late 1970s.()
A. 计算技术数据库和电子邮件自20世纪70年代末,便无处不在了。
B. 20世纪70年代后期以来,计算机数据库和电子邮件系统已广泛使用。
C. 到20世纪70年代,计算机数据基础和电子邮件系统就已经存在了。
D. 在20世纪70年代后期,计算机数据库和电子邮件已经普及了。
[单项选择]According to the author, anthropologists would have all culture viewed ______.
A. comparatively
B. independently
C. intrinsically
D. hierarchically
[单项选择]HAV的主要传播途径是()
A. 通过胎盘传播
B. 吸血昆虫叮咬
C. 输血传播
D. 消化道传播
E. 性接触传播
[单项选择]Dozens of scientific groups all over the world have been __________ the goal of a practical and economic way to use sunlight and split water molecules.
A. pursuing
B. attaining
C. reaching
D. chasing
[单项选择]As a result of their frequent litters, rabbits have the reputation of being ______.
A. ruthless
B. prolific
C. practical
D. rational
[单项选择]
Charter Schools
A. teach B. discuss C. have D. get
[单项选择]If we had known the basic principles,we should have controlled the process ever better.()
A. 如果我们认识这些基本理论,我们就能更好的控制这个程序了。
B. 假如我们了解这些基本原理,我们应该早点控制这个过程。
C. 如果我们见过这些基本原理,那么我们必须更早一点控制这个程序的使用。
D. 如果我们早知道这些基本原理,我们就会更好的控制这个程序了。
[单项选择]If the machine had been cheaper, it might well have ______.
A. caught up with
B. caught up on
C. caught on
D. caught out
[单项选择]No sooner () than she realized that she should have remained silent.
A. had the words been spoken
B. the words had been spoken
C. the words had spoken
D. had the words spoken
[单项选择]下述属于HAV的主要传播途径的是()
A. 胎盘产道传播
B. 血液传播
C. 呼吸道传播
D. 消化道传播
E. 泌尿生殖道传播
[单项选择]下列不属于HAV主要传播途径的是()
A. 经受污染的食品
B. 经水传播
C. 日常生活接触传播
D. 由炊事员或食品制作者作为传染源传播
E. 血液传播
[单项选择]HAV检验中不常采用的标本是()
A. 血标本
B. 粪便标本
C. 尿标本
D. 涎液标本
E. 胆汁标本