Bordetella Pertussis Flashcards

Pasar el parcial

1
Q

En base a su morfologia que tipo de M.O y tincion de Gram

A

Cocobacilo Gram-

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2
Q

Tamaño de Bordetella Pertussis

A

0.5 a 1.0

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3
Q

Principales 7 factores de virulencia Bordetella Pertussis

A
    • Toxina tosferinica
    • Citotoxina traqueal
    • Toxina dermonecrosante
  1. -Factor dermonecrotico
    • Toxina Pertussis
    • Estructuras adhesivas
    • Proteina tipo baston
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4
Q

Via de entrada y mecanismo del mismo

A

Via respiratoria en nucleos goticulares aerotransportados y se ubica en arbol traqueo bronquial

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5
Q

Periodo de incubacion Bordetella Pertussis

A

2 semanas

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6
Q

Una caracteristica locomotora de Bordetella Pertussis

A

Inmovil

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7
Q

Caracteristicas bioquimicas de Bordetella Pertussis

A

Aerobio estricto
catalasa y oxidasa positivo
35-37 grados C

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8
Q

Funcion toxina tosferinica

A

Altera el funcionamiento de las celulas inmunitarias

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9
Q

Funcion citotoxina traqueal

A

Provoca extrusion de la mucosa por parte de las celulas ciliadas del epitelio de la traquea y su consecuente muerte. Inhibe sintesis de DNA de las celulas ciliadas

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10
Q

Funcion de la toxina dermonecrosante

A

Paralisis de los cilios del epitelio respiratorio

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11
Q

Funcion factor dermonecrotico

A

Paralisis de los cilios del epitelio respiratorio

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12
Q

Funcion toxina pertussis

A

Produce acumulacion de AMPc, excrecion masiva de liquidos y sintesis de IL-1

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13
Q

Funcion estructuras adhesivas

A

Adherirse a celulas epiteliales

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14
Q

A quienes afecta mas Bordetella Pertussis

A

Extremos de la edad

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15
Q

Bordetella Pertussis es un patogeno…..

A

estrictamente humano

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16
Q

Patologia de Bordetella Pertussis

A

Tos ferina

17
Q

Manifestaciones clinicas de Tos ferina

A
    • Catarral
    • Paroxistica
    • Convalecencia
18
Q

Etapa Catarral

A

Tos leve y estornudos de duracion de 1 a 2 semanas

19
Q

Etapa paroxistica

A

Tos de caracter explosivo