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Flashcards in Bacteria 2 Deck (80)
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61

What does the exotoxin of Whooping Cough do?

Leads to local ciliary paralysis

62

What does the DPT vaccine do for cases of Whooping Cough?

Gives immunization to Exotoxin

63

What is the Pertussis vaccine called?

Tdap for 10 years and older, DTaP for children younger than 7 years

64

What does Diphtheria look like?

Gram + rod

65

What does the exotoxin do in Diphtheria?

Inhibits protein synthesis and leads to fatty myocardial changes

66

Biggest reason for death with Diphtheria?

Cardiac failure

67

What type of infection are UTIs generally?

Gram negative infections

68

What are the 2 main types of gram - infections?

1)Spread of organisms that have colonized GI tract
2) Contamination of tissues and materials from hospital environment

69

Cause of most uncomplicated UTIs in absence of obstruction?

E. coli

70

What causes suppurative infections of abdominal cavity?

Secondary to obstruction, perforation, and trauma

71

What is Klebsiella pneumonia associated with?

Aspiration in hospital setting

72

Characteristic of Klebsiella and Enterobacter in septicemia?

Association with thick mucoid capsule

73

Defining characterstic of proteus marabilis?

Staghorn pyelonephritis due to chronic pyelonephritis

74

What does Serrate marcescens cause?

Pneumonia and UTIs

75

What defines Pseudomonas aeruginosa histologically?

Blue haze around blood vessels

76

What is the common pathogenic organism in cystic fibrosis?

Pseudomonas aeruginosa

77

Outbreak of Legionella associated with?

Community outbreaks associated with contaminated aerosolized water supplies

78

Biggest problem with Legionella?

Fibrinopurulent necrosis of pulmonary tissue

79

How does helicobacter pylori survive in the stomach?

Urease creates protective layer of ammonia around organism

80

What causes gingival infections?

Peptostreptococcus