题目内容

Anti-HBs(-), anti-HBc(-), HBeAg(-), HBsAg(+) in the serum, the most likely explanation is ()

A. HBV carriers
B. has already become chronic hepatitis B
C. The serum has infectivity
D. has already recover from hepatitis B
E. none of the above

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The epidemic HFRS virus is asscioated with which animal()

A. Rat
B. Cat
C. Dog
D. Pig
E. none of the above

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Which of the following description about HSV pathogenesis is false ()?

A. Patient and healthy carriers as infection source
B. contact transmission
C. primary infection lead to latent infection for the immune suppression person
D. no symptom for infants HSV-1 infection
E. none of the above

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The protein of HIV favoring fusion of host cell membrane and envelope membrane is ()

A. gpl20
B. gp41
C. p24
D. p7
E. none of the above

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All of the following statements are true about transmission of HIV infection EXCEPT ()

A. Sexual transmission is the most common mode of acquiring HIV
B. It is possible to acquire HIV through donated organs
C. HIV-1 and HIV-2 differ in their mode of transmission
D. Sexually transmitted diseases increase the risk of HIV transmission
E. none of the above

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Anti-HBs(-), anti-HBc(-), HBeAg(-), HBsAg(+) in the serum, the most likely explanation is ()

A. HBV carriers B. has already become chronic hepatitis B C. The serum has infectivity D. has already recover from hepatitis B E. none of the above

The epidemic HFRS virus is asscioated with which animal()

Which of the following description about HSV pathogenesis is false ()?

The protein of HIV favoring fusion of host cell membrane and envelope membrane is ()

All of the following statements are true about transmission of HIV infection EXCEPT ()

A. HBV carriers
B. has already become chronic hepatitis B
C. The serum has infectivity
D. has already recover from hepatitis B
E. none of the above