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21 Cards in this Set
- Front
- Back
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List the group of DNA viruses that commonly infect the respiratory tract.
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Adenoviruses.
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List the different groups of RNA viruses that commonly infect the respiratory tract.
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1. Orthomyxoviruses
2. Paramyxoviruses 3. Picornaviruses 4. Coronaviruses |
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Which viruses commonly cause rhinitis ?
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1. Rhino
2. Corona |
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Which viruses commonly cause pharyngitis ?
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1. Parainfluenza
2. Influenza |
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Which viruses commonly cause laryngotracheobronchitis (croup) ?
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1. Parainfluenza
2. Influenza |
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Which viruses commonly cause bronchiolitis ?
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1. RSV
2. Parainfluenza |
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Which viruses commonly cause pneumonia ?
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1. RSV
2. Parainfluenza 3. Influenza |
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What are the 2 main mechanisms of damage in viral infections ?
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1. Immunopathology
2. Viral induced damage |
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True or false: Adenoviruses are non-enveloped viruses.
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True.
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List the methods of transmission of adenoviruses.
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1. Droplets
2. Fomites 3. Direct contact 4. Swimming pools 5. Faeco-oral 6. Iatrogenic |
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True or false: Rhinoviruses are enveloped viruses.
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False. They are non-enveloped.
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List the methods of transmission of rhinoviruses.
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1. Aerosol
2. Direct contact 3. Fomites |
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True or false: Adults are more susceptible to rhinovirus infections than children.
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False. Children are more susceptible.
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What are the symptoms of a rhinovirus infection ?
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1. Nasal congestion
2. Sneezing 3. Sore throat 4. Headache 5. Cough 6. Rarely fever |
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What are the complications of a rhinovirus infection ?
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1. Bacterial super-infections
2. Otitis media 3. Precipitation of asthma |
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True or false: Paramyxoviruses are enveloped.
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True.
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True or false: Viruses with an envelope van survive longer outside the body.
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False, non-enveloped viruses tend to survive longer outside the body.
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What are the main paramyxoviruses that cause respiratory tract infection ?
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1. RSV
2. Human metapneumovirus 3. Parainfluenza virus 1-4 |
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What are the clinical features of a RSV virus ?
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In infants - Bronchiolitis or pneumonia.
In adults - Tracheobronchitis or URTI. |
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True or false: Coronaviruses are not harmful and only present as a common cold.
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False. Most of these viruses present as a common cold but SARS and MERS can lead to more serious infections.
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What are the direct tests that can be performed to diagnose viral infections of the respiratory tract ?
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1. Immunofluorescence
2. Isolation on cell cultures 3. PCR 4. Antigen detection |
