bordetella Flashcards

1
Q

bordetella pertussis son cocobacilos gram_

A

negativos

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2
Q

metabolicamente, B. pertussis son:

A

aerobios estrictos

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3
Q

las bacterias aerobias estrictas están asociadas a:

A

enfermedades respiratorias

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4
Q

especies patogenas de bordetella

A
  • B. pertussis
  • B. parapertussis
  • B. bronchiseptica
  • B. holmesii
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5
Q

para B. pertussis se utilizan cultivos:

A

cultivos prolongados en medios especiales

  • Bordet-Gengou
  • Regan-Lowe
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6
Q

se puede realizar diagnostico de B. pertussis mediante:

A

PCR

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7
Q

para unirse a los epitelios, B. pertussis necesita medios de adherencia como:

A

pertactina, hemaglutinina filamentosa, fimbrias

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8
Q

B. pertussis produce exotoxinas:

A
  • pertussis
  • traqueal
  • adenilciclasa
  • dermonecrotica
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9
Q

exotoxinas más relevantes de B. pertussis

A
  • pertussis

- traqueal

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10
Q

exotoxina que incrementa el AMPc y promueve las secreciones respiratorias

A

pertussis

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11
Q

exotoxina citostatica y produce lisis de celulas ciliadas

A

traqueal

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12
Q

exotoxina que inhibe quimiotaxis y fagocitosis

A

adenilciclasa

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13
Q

exotoxina que produce destruccion tisular

A

dermonecrotica

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14
Q

enfermedad que provoca B. pertussis

A

sindrome coqueluchoide / tos ferina / whooping cough

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15
Q

de acuerdo a salud pública, cómo se diferencia la tos ferina del sindrome coqueluchoide?

A

la tos ferina son los casos en los que se demuestran que el sindrome coqueluchoide fue causado por una B. pertussis

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16
Q

la tos ferina ocurre en:

A

niños en sus primeros meses de vida sin estar vacunados

17
Q

tratamiento contra B. pertussis

A
  • macrolidos

- vacuna

18
Q

forma de bordetella pertussis

A

cocobacilos