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MICROBIOLOGY > Gram Pos/Neg Cocci > Flashcards

Gram Pos/Neg Cocci Flashcards

1
Q

Used to detect beta-lactamase

A

Cephalosporinase

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2
Q

Virulence that causing penicillin resistance of S. aureus

A

Beta-lactamase

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3
Q

Spreading factor

A

Hyaluronidase

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4
Q

Decreases viscosity of exudates allowing more mobility

A

DNase/ Thermonuclease

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5
Q

Action of BETA HEMOLYSIN

A

Sphingomyelinase C or HOT-COLD Lysin

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6
Q

Virulence factor causing food poison

A

Enterotoxin a & b

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7
Q

Disease associated with exfoliatin

A

desquamation/ exfoliation in Scalded Skin Syndrome or Ritter’s Disease

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8
Q

Virulence factor that causing Destruction of WBCs

A

PVL/Panton Valentine Leukocidin

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9
Q

A gram positive cocci that indicate yellow color on mannitol agar

A

Staphylococcus Aureus

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10
Q

Group D Non-enterococci

Group D enterococcus

A

S. bovis
S. Equinus

S. faecalis
S. faecumQ

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11
Q

No lancefield group

A

Viridans (s. mutans & s. sanguis)

S. pneumoniae

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12
Q

PYR TEST?
Indicator
reagent
Positive result

A

P-dimethylamminocinnamaldehyde

Reag: L-pyrrolidonyl-B-naphthylamide

Red (+)

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13
Q

Positive group of bacteria in pyr

A

Group A and D (enterococci)

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14
Q

Bile eschulin

A

(+) black

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15
Q

Thayer martin media

A

VCN
Vancomycin
Colistin
Nystatin

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16
Q

Modifies thayer

A

Vancomycin
Colistin
Nystatin
Trimethoprim lactate

17
Q

Martin lewis

A

Vancomycin
Colistin
Anisomysin
Trimethoprim lactate

18
Q

Newyork media

A

Vancomycin
Colistin
Amphotericin B
Trimethoprim lactate

19
Q

GC lect media

A 
Vancomycin
Colistin
Anisomysin
Trimethoprim lactate
Lincomycin
20
Q

A severe form of meningococcemia caused by neisseria meningitis wherein hemorrhage in blateral adrenal gland is present

A

Waterhouse-Friedrichaen syndrome

21
Q

Appear as violin-string adhesions (caused by N. Gonorrhea)

A

Fitz-hugh curtis syndrome

MICROBIOLOGY (5 decks)

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