Gram Positive Cocci Flashcards by Loureine Alora

Q

G(+) cocci in grape like clusters

A

Staphylococci

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Q

Mannitol Fermentation (-)

A

S.epidermidis

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Q

Enzyme that convert fibrinogen into fibrin

A

Coagulase

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Q

Bacitracin (S)

A

S.pyogenes

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Q

G(+), catalase (+), beta hemolysis, grey colonies

A

S.pyogenes

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Q

Bacteria that produces 2-3 mm zone of beta hemolysis on BAP

A

S.pyogenes

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Q

Bacitracin (R)

A

S.agalactiae

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Q

Arrowhead hemolysis pattern in CAMP

A

S.agalactiae

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Q

Color of MSA if S. aureus present

A

Yellow

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Q

Primary human pathogen

A

S.pneumoniae

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Q

Ethylhydrocupreine HCl

A

Optochin

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Q

Taxo P

A

Optochin

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Q

Taxo A

A

Bacitracin

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Q

Bile esculin (+)

A

S.pneumoniae

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Q

Produce acid from glucose

A

N.gonorrheae

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Q

Produce acid from glucose and maltose

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A

N.meningitidis

Q

Produce acid from glucose maltose lactose

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A

N.lactamica

Q

CAMP test (+)

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A

S.agalactiae

Q

Virulence Factor of S.pyogenes

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A

M protein

Q

Virulence Factor of B.anthracis

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A

Exotoxins and polypeptide capsule

Q

Gamma hemolytic strep

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A

Enterococcus (faecium,faecalis)

Q

Beta hemolytic strep

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A

S.pyogenes S.agalactiae

Q

Alpha hemolytic strep

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A

S.pneumoniae, Viridans

Q

Synergistic test bet S.aureus and S.agalactiae

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A

CAMP FACTOR TEST

S.agalactiae produces what?

CAMP Factor

S.aureus produces what?

Sphingomyelin C

Purpose of 1 N HCl in DNAse Test?

Reacts with unchanged DNA producing cloudy ppt

Small shiny translucent colonies on BAP

S.pneumoniae

Subs produced when esculin is hydrolyzed?

Esculetin