题目内容

Which bacteria component can combine with IgG Fc? ()

A. M protein
B. Vi antigen
C. SPA
D. anthrax capsule antigen
E. K antigen

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Shigellosis is common in travelers to developing countries. Infection is commonly acquired through the ()

A. Skin
B. Gastrointestinal tract
C. Respiratory tract
D. Genital tract
E. Nasal tract

The most common shape of virus is ()

A. rod
B. filament
C. tadpole-like
D. spherical
E. rectangular

Koplik spot was helpful for the diagnosis of ()

A. influenza virus
B. measles virus
C. mumps virus
D. cytomegalovirus
E. HIV

Which virus can not result in congenital infection? ()

A. HIV
B. HBV
C. Rubella virus
D. HCMV
E. Poliovirus