Caractéristiques → Bactéries Flashcards

1
Q

Bacille à Gram +

A

Clostridium difficile

Listeria Monocytogenes

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2
Q

Cocci à Gram +

A

Staphylococcus aureus
Streptococcus agalactiae
Streptococcus pneumoniae
Streptococcus pyogenes

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3
Q

Cocci à Gram -

A

Neisseria meningitidis

Neisseria gonorrhoeae

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4
Q

Bacille Gram -

A

Entérobactéries : Salmonella spp, Shigella spp, Escherichia coli

Campylobacter jejuni
Helicobacter pylori

Legionella pneumophila
Pseudomonas aeruginosa
Haemophilus influenzae

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5
Q

Sporulé ?

A

Clostridium difficile

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6
Q

Capsulé?

A

Streptococcus pneumoniae (pas pyogenes ni agalactiae)
Neisseria meningitidis
Neisseria gonorrhoeae
Haemophilus influenzae

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7
Q

Immobile ?

A
  • Cocci à Gram + : Staphylococcus aureus, Streptococcus pneumoniae, Streptococcus agalactiae, Streptococcus pyogenes
  • +/- Listeria monocytogenes
  • Neisseria meningitidis, Neisseria gonorrhoeae
  • Shigella spp
  • Haemophilus influenzae
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8
Q

Mobile ?

A

-Clostridium difficile
+/- Listeria monocytogenes

  • Salmonella spp
  • Escherichia coli
  • Campylobacter jejuni
  • Helicobacter pylori
  • Legionella pneumophila
  • Pseudomonas aeruginosa
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9
Q

Pas de catalase ?

A

Streptococcus : pneumoniae, agalactiae, pyogenes

Clostridium difficile

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10
Q

Anaérobie ?

A

Clostridium difficile

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11
Q

microaérophile ?

A

Campylobacter jejuni

Helicobacter pylori

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12
Q

Anaérobie aérotolérant

A

Streptococcus (pneumoniae, agalactiae, pyogenes)

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13
Q

Aérobie anaérobie facultatif

A
  • Staphylococcus aureus
  • Listeria monocytogenes
  • Entérobatéries : Salmonella spp, Shigella spp, Escherichia coli
  • Haemophilus influenzae
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14
Q

Particularité de S. aureus ?

A

coagulase +

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15
Q

Comment différencier
Streptococcus agalactiae
S. pneumoniae
S. pyogenes

A

S. agalactiae : Bacitracine R/ Optochine R
S. pneumoniae: Bacitracine R/ Optochien S
S. pyogenes : Bacitracine S/ Optochine S

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16
Q

Particularité de Listeria monocytogenes ?

A

Esculine +

17
Q

Comment différencier N. meningitidis et N. gonorrheae ?

A

N. meningitidis : maltose + / GGT +

N. gonorrhoeae : matose -/ GGT-

18
Q

Comment différencier Shigella spp, Salmonella spp et E. coli ?

A

Shigella spp : H2S -
Salmonella : H2S + (test SS ou test Hektoen)
E. coli : indole + (test indole)

19
Q

Maltose + ?

A

Haemophilus influenzae

Neisseria meningitidis

20
Q

hippuricase + ?

A

Campylobacter jejuni
Listeria monocytogenes
Group B streptococci (Streptococcus agalactiae)

acide hippurique => acide benzoïque et glycine

21
Q

Production de bêta lactamase ?

A

Legionella pneumophila

22
Q

Aérobie stricte

A

Pseudomonas aeruginosa
Legionella pneumophila
Neisseria gonorrhoeae
Neisseria meningitidis

23
Q

oxydase +

A

Neisseria meningitids
Neisseria gonorrheae

Campylobacter pylori
Helicobacterpylori

Legionella pneumophila
Pseudomonas aeruginosa
Haemophilus influenzae

24
Q

Non visualisable après coloration de Gram

A

Chlamydia trachomatis

Trepanoma pallidum

25
Q

BAAR

A

Mycobacterium tuberculosis

26
Q

Uréase +

A

Helicobacter pylori

(Klebsiella pneumoniae
Proteus mirabilis)

27
Q

Non productrice naturelle de pénicillinase

A

Escherichia coli
Salmonella
Shigella

Hemophilus influenzae