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15 Cards in this Set
- Front
- Back
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Strep:
1. CW & shape 2. Classification 3. Respiration & detail 4. Test |
1. G+ cocci
2. Lancefield Ag carbohydrate in CW 3. Facultative anaerobe sensitive to H2O2 (pneumonia) 4. Catalse negative |
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Virulence factors:
Name all five |
1. M protein
2. Pyogenic exotoxin 3. Streptolysin A & O 4. Streptokinase 5. C5a Peptidase |
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Virulence factors:
Degrades C3b & promotes adhesion: |
M protein
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Virulence Factors:
Kills wbc's, rbc's, & platelets Provokes immune response |
Steptolysin O
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Virulence Factors:
Facilitates bacterial spread via lysing blood clots. |
Streptokinase
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Virulence Factors:
Reduces inflammation by degrading complement |
C5a peptidase
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Disease:
Type III HS caused by Ab-Ag complexes deposited in kidneys. |
Acute glomerunephritis
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Disease:
Type II HS caused by molecular mimicry. Action? |
Rheumatic fever
Ab's to pathogen cross react with self tissue in on the heart. |
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Disease:
Swollen lymph nodes with yellow-white exudate on soft palate. |
Pharyngitis
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Disease:
Bacteriophage stimulates production of exotoxin. Causes rash on chest and face. |
Scarlet fever
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Diagnosis:
Rapid test positive & bactracin sensitive. Describe bactracin. |
GAS. Bactracin is an antimicrobial agent that inhibits GAS
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Diagnosis:
Serology test positive for anti-streptolysin-O Ab (ASO) |
Rheumatic fever
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GAS TSS is bacteria or toxin mediated infection?
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Bacteria
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Skin eating disease
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Necrotizing fasciitis
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Asymptomatic colonization of respiratory tract
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GAS
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