bac 2 Flashcards

1
Q

cuales son los tipos de toxinas del C. Botulinum que afectan humanos:

A

A, B, E y F

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2
Q

cual es la presentacion clinica del C. Botulinum

A

Paralisis flacida

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3
Q

Tratamiento del C. Botulinum

A

Metronidazol o penicilina|

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4
Q

C. Difficile caracteristicas

A

bacilos gram positivos,

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5
Q

antibioticos que alteran la microbiota

A

ampicilina, clindamicina, fluoroquinasas

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6
Q

Interrumpe la sintesis de proteinas de celula del hospedador

A

Exotoxina

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7
Q

se protegen de metabolicos de catalasa y superoxido dismutasa

A

nocardia

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8
Q

Proteínas de Bacilus anthracis dependiente de zinc

A

Factor letal

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9
Q

Plasmido del bacilus anthracis que codifica para la capsula polipeptidica

A

PXO2

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10
Q

Cuales de las siguientes enterotoxinas del bacilus cereus causa la forma diarreica de la gastroenteritis

A

Termolabil

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11
Q

toxina de C. tetani responsable de las manifestaciones clinicas

A

tetanospasmina

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12
Q

toxina quimio táctica para NEU con infiltración de polimorfonucleares, en íleon, dando lugar a la liberación de citrina de Clostridium difficile

A

Enterotoxina y toxina A

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13
Q

Carbohidrato especifico del grupo S. pyogenes

A

ramnosa y N acetilglutamato

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14
Q

Proteina M del s pyogenes tiene funcion de

A

Bloquear union con c3b

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15
Q

Serotipo que se aisla en la mayoria de casos de enfermedad de comienzo tardio S. AGALACTIAE

A

serotipo 3

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16
Q

vacuna recomendable para niños menores de dos años contra el S. Pneumoniae

A

Vacuna antineumococcica conjugada de 13 serotipos

17
Q

Que bacterias son gram negativos

18
Q

que bacteruas sin gram negativas