题目内容

Of the following viruses, which one mostly establish subclinical infection? ()

A. Measles virus
B. Polio virus
C. Rabies virus
D. Hantann virus
E. HBV

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Which virus spread by the fecal-oral route? ()

A. HAV
B. HBV
C. HIV
D. Influenza virus
E. Rubella virus

This hepatitis virus is a defective virus in that it cannot replicate independently without the presence of hepatitis B virus. ()

A. Hepatius A
B. Hepatitis B
C. Hepatitis C
D. Hepatitis D
E. Hepatitis E

Chicken pox is a common disease of childhood. It is caused by which of the following viruses ? ()

A. Cytomegalovirus
B. Rotavirus
C. Varicella-zoster virus
D. Adenovirus
E. Papillomavirus

Acquired immunodeficiency syndrome is caused by ()

A. HTLV-Ⅰ
B. CMV
C. RSV
D. HIV-Ⅰ
E. HTLV-Ⅱ

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