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18 Cards in this Set
- Front
- Back
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What size are viruses? |
Small (excluding mimi, mama, mega, and pandora) |
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Viral Morphology of icosahedral viruses |
Spherical with 20-sided triangular faces |
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Examples of icosahedrals |
Polio viruses, Herpes viruses, and Adenoviruses |
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Viral morphology of Filamentous viruses |
Helical |
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Examples of filamentous viruses |
Tobacco Mosaic Virus and Ebola Virus |
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Morphology of complex viruses |
Have a capsid head, collar, core, a contractable sheath, and tail fibers |
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Morphology of enveloped viruses |
Lipids are obtained from host membranes and proteins are encoded by the viral genome, then bud out of the cell membrane |
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True or False: Some enveloped viruses may have enzymes. |
True; reverse transcriptase in retroviruses |
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What is an example of an enveloped virus? |
Influenza virus |
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What virus produces smallpox? |
Variola virus |
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How is smallpox acquired? |
Direct contact |
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What are the symptoms of smallpox? |
High fever, rash in mouth, and skin with raised blisters that become pustules and then become scabs |
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Roughly how many people die from being infected with smallpox? |
1/3rd |
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How do you immunize against smallpox? |
By using the vaccinia virus (cowpox) |
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What is the route of transmission of rotavirus? |
Fecal-oral route |
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Who can get rotavirus? |
Everyone, but it is most severe in children |
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Rotavirus is one of the most common causes of what? |
Gastroenteritis |
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What kind of vaccine is the recently introduced vaccine for rotavirus? |
Attenuated oral |
