clost perfringens Flashcards

1
Q

característica principal de clostridium

A

anaerobia estricta

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2
Q

características de clostridium
* forma, gram
* esporas/no
* aerob/anaerob
* ubicuos/no
* móviles/no
* colonias

A
  • bacilos gram +
  • forman esporas
  • anaerobios estrictos
  • ubicuos y saprófitos (sobreviven al medio)
  • muy móviles
  • no cadenas por la movilidad
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3
Q

clostridium sintetiza toxinas?

A

SI

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4
Q

en que microbiota esta el clostridium?

A

intestinal

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5
Q

en donde se encuentra perfringens?

A

suelo y heces de humano y animales

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6
Q

toxinas mas importantes de perfringens

A
  • toxina alfa
  • enterotoxina
  • toxina beta
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7
Q

que hace la toxina alfa de perfringens?

A
  • hemólisis
  • act. fosfolipasa
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8
Q

enfermedades que causa la toxina alfa

A
  • enf de piel y tejidos blandos
    (celulitis, mionecrosis y gangrena gaseosa) muy mortal
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9
Q

que hace la enterotoxina?

A

altera permeabilidad de la membrana yeyunoileal

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10
Q

qué enf causa la enterotoxina?

A

intoxicación alimentaria leve-moderada

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11
Q

qué hace la toxina beta?

A

estatis intestinal y destrucción de la mucosa

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12
Q

qué enf causa la toxina beta?

A

enteritis necrosante

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13
Q

qué hace la inhibición de tripsina?

A

favorece el desarrollo de enteritis necrosante

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14
Q

que causa que se inhiba la tripsina?

A
  • mucha ingesta de camote dulce
  • coinfección x Ascaris
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