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Microbiology 2 > Gram Negative Rods - Respiratory Tract > Flashcards

Gram Negative Rods - Respiratory Tract Flashcards

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Biology 101 flashcards
0
Q

GN cocobacillary rods

Requires factor X hemin and V NAD in chocolate agar

A

H influenzae

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1
Q

GN cocobacillary rods

Satellite phenomenon around S aureus

A

H influenzae

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2
Q

GN cocobacillary rods
Polyribitol phosphate
IgA protease

A

H influenzae type B

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3
Q

Spectrum of disease of H influenzae

A 
HaEMOPhilus
Epiglotitis
Meningitis
Otitis media
Pneumonia
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4
Q

Stridor
Cherry red epiglottis
Thumb sign
Given ceftriaxone

A

Epiglotitis

H influenzae

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5
Q

Stridor
Stipple sign
Given racemic epinephrine

A

Laryngotracheal bronchitis

Parainfluenza virus types 1 and 2

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6
Q

GN coccobacillary rods
Bordet Gengou agar
Regan Lowe charcoal medium

A

B pertussis

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7
Q

GN coccobacillary rods
Filamentous hemagglutinin which mediates attachment
False adenylate cyclase which inhibits phagocytosis

A

B pertussis

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8
Q

B pertussis toxins

A

Pertussis toxin - ADP ribosylation and lymphocytosis

Tracheal cytotoxin - epithelial damage and ‘whoop’

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9
Q

Paroxysmal patterns of hacking coughs that end with inspiratory whoop
Production of copious amounts of mucus
No pulmonary parenchymal involvement

A

Pertussis or Tuspirina

B pertussis

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10
Q

Phase with the highest yield in bacterial culture for pertussis

A

Catarrhal phase
1-2 weeks
With symptoms but no cough yet

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11
Q

DOC for pertussis

A

Erythromycin

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12
Q

Acellular vaccine with diphtheria and tetanus toxoids

A

DTaP vaccine

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13
Q

Vaccine containing type B capsular polysaccharide conjugated with diphtheria toxin
Given 2-18 mos

A

HiB vaccine

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14
Q

GN coccobacillary rods
Silver stain
Charcoal yeast agar with more iron and cystein

A

Legionella pneumophila

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15
Q

GN coccobacillary rods

Rapid urine antigen test

A

Legionella

16
Q

Organism in ENVIRONMENTAL WATER SOURCES

A

Legionella

17
Q

Organism that has ENDOTOXIN as the sole virulence factor

Inhibits phagolysosome fusion

A

Legionella

18
Q

Pneumonia accompanied by confusion, nonbloody diarrhea, hyponatremia, proteinuria and hematuria

A

Atypical pneumonia
Chlamydia
Mycoplasma
Legionella

19
Q

Mild flulike illness caused GN coccobacillary rod

A

Pontiac fever

Legionella

20
Q

DOC for Legionella

A

Erythromycin or azithromycin

21
Q

DOC for H influenzae

A

Ceftriaxone

22
Q

Most infectious stage in pertussis

A

Catarrhal

Microbiology 2 (13 decks)

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