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Frage 1
Frage
The smallpox virus was spread by which means?
Antworten
-
Consumption of contaminated water
-
direct contact with pustular material
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inhalation of virus
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transmitted through insect vector
Frage 2
Frage
Which bacterial disease was known for causing swelling of the lymph node
Antworten
-
Measles
-
polio
-
smallpox
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diphtheria
Frage 3
Frage
Herd immunity is impaired because unvaccinated individuals tend to be found in clusters for cultural or medical reasons?
Antworten
- True
- False
Frage 4
Frage
Which is a correct features for EFFECTIVE vaccines.
Antworten
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Protection against illness must last for several years
-
Vaccine must not itself cause death although it can cause severe illness
-
Vaccine can be costly and administered by any means necessary, that includes anal tablets, gross
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Vaccine is not required to protect against illness resulting from exposure to live pathogen
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