moraxella Flashcards

1
Q

moraxella habitat

A

mucus membranes, obl aerobic

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2
Q

moraxella morphology

A

cocci or rods, capsule, fimbria

cocci in pairs or rods in pairs

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3
Q

moraxella staining

A

gram neg

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4
Q

moraxella resistance

A

weak

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5
Q

moraxella subgenera

A

moraxella, branhamella

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6
Q

moraxella species

A

m lacunata
m bovis
m ovis

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7
Q

m lacunata features

A

human keratoconjunctivitis, no haemolysis

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8
Q

m bovis morphology

A

rods in pairs, fimbria

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9
Q

m bovis culture

A

fastidious, blood agar, beta-haemolysis

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10
Q

m bovis catalse

A

pos

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11
Q

m bovis oxidase

A

pos

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12
Q

m bovis enzymes

A

proteases, hyaluronidase, fibrinolysin

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13
Q

m bovis antigenic structure

A

fimbria - 7 serotypes

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14
Q

m bovis pathogenicity

A

fac pathogen

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15
Q

m bovis pathogenicity

A

cattle infectious keratoconjunctivitis

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16
Q

m ovis habitat

A

sheep, cattle conjunctiva, nasal cavity

17
Q

m ovis morphology

A

cocci in pairs, fimbria

18
Q

m ovis pathogenicity

A

faculative pathogen

19
Q

m ovis disease in sheep, goat and calves

A

keratoconjunctivitis

20
Q

three different methods of identification of a bacterial isolate on genus level

A

morphological features
cultural features
biochemical features

21
Q

identification based on morphological features

A

staining
shape
spore formation
motility

22
Q

identification based on cultural features

A

growth in aerobic enviro

growth in anaerobic enviro

23
Q

identification based on biochemical features

A

catalase prod
oxidase prod
OF test

24
Q

two methods of identifying bacterial isolate at species leve

A

on basis of phenotype

on the basis of genotype

25
identification based on phenotype
basis of biochemical profile metabolic fingerprint MALDI-TOF
26
identification based on genotype
16S r RNA gene sequence detection of species specific genes whole genome sequencing