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Microbio III > Enterovirus > Flashcards

Enterovirus Flashcards

1
Q

Familia

A

Picornaviridae

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2
Q

Genoma

A

ARN

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3
Q

Capside

A

Icosaedrica

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4
Q

Sin envoltura

Causan enfermedades muy diversas

A

Características

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5
Q

Los virus que inician la infección son resistentes a

A

Sales biliares y el ácido

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6
Q

A q se exponen los virus

A

IgA
Sales biliares
Ácido
Enzimas proteoliticas

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7
Q

Virus del intestino resisten

A

Todos los factores de resistencia

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8
Q

Donde se encuentra la igA

A

En la salivacion

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9
Q

Enfermedad gastrointestinal de corta duración (desde diarrea hasta enfermedad)

A

Gastroenteritis aguda

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10
Q

Virus causantes de gastroenteritis

A

Rotavirus, norwalk, calicivirus

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11
Q

Afectados por virus gastroenteritis

A

Lactantes y niños

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12
Q

Más común de virus Gastroenteritis

A

Rotavirus

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13
Q

Asintomáticos

Infectan tubo digestivo

A

Enterobirus , coronavirus, adenovirus

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14
Q

Transmisión

A

Fecal oral

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15
Q

Único reservo rio

A

Humanos

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16
Q

Resisten

A

Ph, agentes físicos y químicos

17
Q

Alimentos q pueden transmitir

A

Ostiones
Almejas
Mejillones

18
Q

5 gpos

A

Coxackie A y B , poliovirus , echovirus

19
Q

Biológicamente semejantes

Acción patológica diferentes

A

Este virus

20
Q

Disgnostico

A

Virus en heces
Deteccion de ag virico
Tecnica EIA (enzimoinmunoanalisis) o EIM (microscopia inmunoelectronica
Pruebas pcr

21
Q

Virus de 50 a 60 nm
ARN monocaterano
Icosaedricansin envoltura

A

Reovirus Qa

22
Q

Su patogneea
Infecciones asintomaticas
No han logrado demostrar su efecto

A

Reovirus

23
Q

Ubicuos

Huespedes: aves , reptiles y mamiferos

A

Reovirus

24
Q

Las propiedades patogeneas se determina por

A

Tipo de proteina que se encuentra en la capside externa del virion

25
Q

RNA Monacatenario
8 serotipos
Fam astroviridae

A

Astrovirus

26
Q

Su reservorio es el humano
Es universal
Sinto,as pareccidos a rotavirus

A

Astrovirus

27
Q

Infecciones asintomaticas

En infantes GE

A

Astrovirus

28
Q

Transmisicion es fecal ocal, alimentos contaminados

A

Astrovirus

29
Q

Periodo de incubacion de 24 a 48 hrs

Aparece de modo progresivo

A

Astrovirus

30
Q

Febricula

Hay vomito y diarrea

A

Astrovirus

31
Q

Patogenis en inmunodeprimidos, lactantes, niños ancianos

Microscopia electronica en diagnostico

A

Astrovirus

32
Q

Diagnostico PCR

A

Astrovirus

Microbio III (21 decks)

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