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Micro > Lactobacillus & Erysipelothrix > Flashcards

Lactobacillus & Erysipelothrix Flashcards

1
Q

Serovars of E. rhusiopathiae associated with human infections

A

Serovars 1 and Serovars 2

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2
Q

Has thinner layer of peptodoglycan than other organisms

A

Gardnerella vaginalis

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3
Q

Selective media for G. vaginalis

A

Human Blood Tween Bilayer agar

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4
Q

Large squamous epithelial cells with numerous attached small rods

A

Clue cells

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5
Q

Used to diagnose bacterial vaginosis caused by G. vaginalis

A

WET MOUNT & GRAM STAINING OF VAGINAL SECRETIONS

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6
Q

Incubation requirement for BAP, CAP, CNA, HBT

A

35C in 5-10% CO2 within 48 hrs of inoculation

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7
Q

E. rhusiopathiae virulence factors

A

Capsule
Neuraminidase
Hyaluronidase
Surface proteins

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8
Q

Disease associated with G. vaginalis

A

Bacterial vaginosis

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9
Q

Disease associated with E. rhusiopathiae

A

Erysipeloid

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10
Q

Alpha-hemolytic colonies in BAP
resembling streptococci to rough, gray colonies

A

Lactobacillus spp

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11
Q

Alpha-hemolysis in BAP
(prolonged incubation)

A

E. rhusiopathiae

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Micro (5 decks)

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