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14 Cards in this Set
- Front
- Back
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Part of normal flora
Predisposing factors allow it to cause pneumonia Causes 60-80% of all pneumonias. Multiply in aveoli Vaccine available Bacterial Pathogen |
Streptococcus pneumoniae
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Toxic shock-like syndrome,
Scarlet fever,Rheumatic fever, Glomerulonephritis. group A b-hemolytic streptococci Bacterial Pathogen |
Streptococcus pyogenes
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boils, pimples, impetigo
pneumonia, osteomyelitis, carditis, menigitis, arthritis, toxic shock syndrome pathogenic strains produce more exoenzymes and toxins |
Staphylococcus aureus
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Diphtheria. Gram positive rods, stacked like Chinese characters
Loeffler’s medium allows growth without streptococcal competition Diphtheria toxin gene carried by a temperate bacteriophage Infects mucous membranes of the pharynx Immunization via formaldehyde- inactivated toxin (toxoid) in DPT vaccine |
Corynebacterium diphtheriae
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Whooping cough (pertussis)
Gram negative, strictly aerobic coccobacillus Highly infectious in children < 1 yr. old Filamentous hemagglutinin antigen for adherence, exotoxin and endotoxin Recurrent, violent cough up to 6 weeks Vaccine (DPT) must be given shortly after birth |
Bordatella pertussis
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Tuberculosis (TB).
Caused 1/3 of deaths among healthy adults in the 19th century Today >1 billion infected (20% of world population) In U.S. common among homeless, malnourished, elderly or alcoholic poor |
Mycobacterium tuberculosis
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Meningitis. Meningococcemia. inflammation of the meninges (membranes lining the central nervous system)
can be caused by viral or bacterial infections, or can be aseptic |
Neisseria meningitidis
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Leprosy
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Mycobacterium leprae
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Viral Disease. ssRNA. Common Cold
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rhinoviruses
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Viral Disease. Influenza. ssRNA. influenza A (most important human pathogen)
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orthomyxoviruses
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Measles(rubeola)
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aparamyxovirus
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Mumps
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a paramyxovirus
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German Measles(Rubella) ssRNA.
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a togavirus
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Chicken Pox (varacella)and shingles (zoster)
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herpes Virus
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