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Clinical Micro Exam 2 > Enterics > Flashcards

Enterics Flashcards

1
Q

All enterics are

A 
GN, rod or coccobacilli, no spores
ubiquitous facultative anaerobes
BAP: large, moist, and grey
Ferment Glucose
Reduce nitrates to nitrites
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2
Q

Most enterics

A 
Oxidase neg (except plesiomonas)
Motile (except Kleb, Shigella, and Yersinia and 1 ecoli)
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3
Q

Most commonly seen in lab

A

E. coli, Kleb pneumoniae, Proteus mirablis

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4
Q

Fecal coliforms

A

Ecoli

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5
Q

Non fecal coliforms

A

Citrobacter, Kleb, and Enterobacter

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6
Q

O antigen

A

Somatic antigen;Heat stable Ag on cell wall

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7
Q

H antigen

A

Flagellar antigen; Heat labile Ag on flagella

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8
Q

K antigen

A

Capsular antigen; Heat labile Ag made of polysaccharide and in encapsulated spp only

  • K1 Ag of E coli
  • Vi Ag of S. typhi
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9
Q

Salmonella typhi IMVC, NLF/LF?, other pos

A

-+–, NLF, H2S, LDC, Motile, Acid

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10
Q

Shigella sonnei IMVC, NLF/LF?, other pos

A

-+–, NLF, ODC, Acid

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11
Q

Edwardsiella IMVC, NLF/LF?, other pos

A

++–, NLF, H2S, LDC, ODC, Motile, Acid, Gas

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12
Q

Yersinia entercolitica IMVC, NLF/LF?, other pos

A

V+–, NLF, Urease, ODC, Motile at RT, Acid

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13
Q

E.coli IMVC, NLF/LF?, other pos

A

++–, LF, ODC, Motile, Acid, Gas

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14
Q

Klebsiella pneumoniea IMVC, NLF/LF?, other pos

A

–++, LF, Urease, LDC, Motile, Acid, Gas

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15
Q

Enterobacter aerogenes IMVC, NLF/LF?, other pos

A

–++, LF, LDC, ODC, Motile, Acid, Gas

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16
Q

Serratia IMVC, NLF/LF?, other pos

A

–++, NLF, LDC, ODC, Motile, Acid, Gas

17
Q

Proteus mirabilis IMVC, NLF/LF?, other pos

A

-+v+, NLF, H2S, Urease ++, PAD, ODC, Motile, Acid, Gas

18
Q

Providencia rettgeri IMVC, NLF/LF?, other pos

A

++-+, NLF, Urease, PAD, Motile, Acid, Gas

19
Q

Morganella IMVC, NLF/LF?, other pos

A

++–, NLF, Urease, Pad, ODC, Motile, Acid, Gas

20
Q

Citrobacter koseri IMVC, NLF/LF?, other pos

A

++-+, LF/NLF, Urease, ODC, Motile, Acid, Gas

21
Q

Hafina IMVC, NLF/LF?, other pos

A

–+-, NLF, LDC, ODC, Motile, Acid, Gas

22
Q

Plesiomonas IMVC, NLF/LF?, other pos

A

Most NLF, 1/3 LF,

23
Q

Salmonella other IMVC, NLF/LF?, other pos

A

-+-+, NLF, H2S, LDC, ODC, Motile, Acid, Gas

24
Q

Shigella other IMVC, NLF/LF?, other pos

A

v+–, NLF, Acid

25
Q

Yersinia pesitis IMVC, NLF/LF?, other pos

A

-+–, NLF, Acid

26
Q

Citrobacter freundii IMVC, NLF/LF?, other pos

A

-+-+, LF, H2S, Urease V, Motile, Acid, Gas

27
Q

Enterobacter cloacae IMVC, NLF/LF?, other pos

A

–++, LF, Urease, ODC, Motile, Acid, Gas

28
Q

Klebsiella oxytoca IMVC, NLF/LF?, other pos

A

+-++, NLF, Urease, LDC, Acid, Gas V

29
Q

Proteus vulgaris IMVC, NLF/LF?, other pos

A

++–, NLF, H2S, Urease ++, PAD, Motile, Acid, Gas

30
Q

Providencia stuartii IMVC, NLF/LF?, other pos

A

++-+, NLF, PAD, Motile, Acid

31
Q

Providencia alcalifacens IMVC, NLF/LF?, other pos

A

++-+, NLF, PAD, Motile, Acid, Gas

Clinical Micro Exam 2 (3 decks)

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