Rappel Flashcards

1
Q

Bacterie : type cellulaire, forme, taille

A

Unicellulaire, procaryote (pas de noyau, un seul chromosome)
Bacille mobile, cocci immobile
1 a 10 micron

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2
Q

Cocci gram + en ammas

A

Staphylocoques

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3
Q

Cocci gram +

Chaînette courte
Chaînette longue

A

Entérocoques
Streptocoques

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4
Q

Cocci gram + diplocoques encapsulés

A

Pneumocoques

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5
Q

Coccobacille gram -

A

Brucella, heamophilus

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6
Q

Cocci gram -

A

Neisseria

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7
Q

Bacilles gram negative a mobilité péritriche

A

La plupart des enterobacter, achromobacter

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8
Q

Bacille gram - immobile ( sans flagelle ) et encapsulé

A

Klebsiella pneumoniae

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9
Q

BGN mobilité polaire

A

Pseudomonas aeruginosa

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10
Q

Petits BGN spiralé/ incurvé
Mobilité vol de moucheron

A

Campylobacter

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11
Q

Grand BGN

A

Bactéroides

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12
Q

BGN en fuseau

A

Fusobactérium

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13
Q

Petit BGP en amas

A

Corynobactéries, listerias monocytogenes

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14
Q

Petits BGP incurvés

A

Cutbacterium acnes

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15
Q

Grand BGP sporulés

A

Clostridium

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16
Q

bGP branchés

A

Nocardia, actinomyces

17
Q

Difference entre gram + et -

A

Gram +
Riche en petptidoglucane (90%) + acide téicoïque qui y est lié
Pas ou de protéines ( prot A staph aureus)

GRAM -
1 à 2 couche de peptidoglucane ( 5 à 20 %)
Membrane externe : 1 couche phospholipide + couche limo polysaccharides (endotoxine)
Protéine +++ (porines et lipoprotéines qui lie ME au PG)

18
Q

Non colorables au gram

A

Mycobactérie ( bacilles gram positive)
Acide mycolitiques responsable du caractère acido-alcoolorésistants BAAR