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17 Cards in this Set
- Front
- Back
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All species of Staph...
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lack spores
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The enzyme that coagulates plasma is...
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coagulase
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The toxin of Staph aureus strains that causes blisters and desquamation of skin in scalded skin syndrome is...
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exfoliative toxin
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name 4 infections caused by Staph. aureus.
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1. meningitis
2. furuncles and carbuncles 3. toxic shock syndrome 4. scalded skin syndrome |
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List 4 characteristics of Strep. pyogenes.
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1. from an endogenous source
2. secrete streptokinase 3. causes impetigo 4. coats itself with host proteins |
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Staphylococci can be differentiated from streptococci by the...
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catalase test
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List 4 conditions caused by Strep. pyogenes.
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1. necrotizing fascitis
2. erysipelas 3. impetigo 4. scarlet fever |
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Is necrotizing fascitis treatable with antimicrobials?
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No.
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List 4 characteristics of bacillus anthracis.
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1. capsule and exotoxins are virulence factors
2.anaerobic 3. reservoir includes infected animal hides 4. sporeformer |
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Anthrax is transmitted by contact, inhalation and ingestion. TRUE/FALSE
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TRUE.
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Edward Jenners work involved...
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inoculation of dried pus from smallpox pustules into a person to stimulate immunity
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Which form of anthrax involves a black eschar on the skin?
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cutaneous
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Anthrax also called woolsorters disease results from
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handling of contaminated hides
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List 4 organisms that can infect deeper wound sites and produce exotoxins, enzymes and gas that cause tissue and muscle necrosis.
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1. Cl. botulinum
2. Cl. perfringens 3. Cl. difficile 4. Cl. tetani |
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Leprosy is treated with 12-24 months of antibiotics. TRUE/FALSE
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TRUE.
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Tuburculoid leprosy causes symmetrical shallow skin lesions with loss of pain sensation. TRUE/FALSE
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TRUE.
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Keratitis is caused by...
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neisseria gonorrhea
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