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19 Cards in this Set
- Front
- Back
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The upper respiratory system consists of? (6)
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Sinus, nasal cavity, mouth, epiglottis, pharynx, adenoid
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The lower respiratory system consists of? (6)
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Larynx, trachea, bronchi/ bronchioles, alveoli, lung, pleura
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Streptococcal pharyngitis.
Species? Polysaccharide antigen type? Hemolysis type? Symptoms? Identification? |
Streptococcus pyogenes
group A antigen Beta hemolytic inflammation of pharynx, fever Throat culture, or latex test (rapid) |
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S. pyogenes can lead to what complications? (4)
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Scarlet fever, Septicimia, Rheumatoid fever, acute poststrep. glomerulonephritis
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The common cold is caused by ____ in 25-50% of all cases.
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Rhinovirus
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How is the common cold transmitted?
How many serotypes and how many cases per year? Cost? |
Respiratory Droplets
100+ serotypes, 500million cases/year 40billion dollars/year |
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Pertussis.
Species? Symptoms? Treatment? |
Bordetella pertussis (gram - )
Whooping cough, vomitting, cold like DTaP vaccine |
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Most recent cases of Pertussis involved ____ teens.
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Previously vaccinated teens
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True or False:
Bordetella pertussis is a gram negative species? |
True.
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Tuberculosis.
Species? # affected? Symptoms? Treatment? |
Mycobacterium tuberculosis
1.7 billion (1/3 world pop.) Inflammation + lesions of lung tissue, T cell response Prolonged multiple antibiotics (over 6 months) |
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True or False:
Tuberculosis is the number one cause of death for infectious diseases. |
True
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Influenza Virus Types?
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A B C
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Influenza A virus is an _____ virus containing an RNA genome with __ segments and __ surface proteins.
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enveloped
8 2 |
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What are the two surface proteins for the influenza A virus?
hint: spikes |
Hemagglutinin and Neuraminidase
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Virions are usually ____nm and ____ in shape.
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200
spherical |
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The influenza virus is hard to destroy due to two major factors?
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Antigenic Drift and Antigenic shift
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Antigenic drift involves _____ in HA and NA spikes.
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mutations
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Antigenic shift involves ____ of strains.
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recombination
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Nomenclature of influenza strains
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type / town / number / year / type H N
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