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Mycology And Virology > RNA Viruses > Flashcards

RNA Viruses Flashcards

1
Q

Reservoir of Arenaviridae

A

Rodents

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2
Q

The only dsRNA

A

Reoviridae

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3
Q

Common cause of viral gastroenteritis in infants and children

A

Rotavirus

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4
Q

Arena means

A

Sand

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6
Q

Diagnosis of Rotavirus

A

Elisa

Latex agglutination test

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7
Q

Causes dengue like infection

A

Coltivirus

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8
Q

Diagnosis of Arenaviridae

A

Elisa detection of IgG or IgM

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9
Q

MOT of Coltivirus

A

Tick borne

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11
Q

Specific Tick specie in Coltivirus

A

Dermacentor andersoni

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12
Q

Hantavirus includes:

A

Hantaan virus
Seoul virus
Puumala virus
Dobrava virus

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14
Q

Disease caused by Arenaviridae

A

Hemorrhagic fever

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15
Q

Vector borne virus causing hemorrhagic fever

A

Bunyaviridae

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16
Q

Genus in Bunyaviridae

A

Orthobunyavirus
Phlebovirus
Nairovirus

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17
Q

Viruses that are transmitted by arthropods, such as Ticks and mosquitoes are referred to as

A

Arbovirus

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18
Q

First Arenavirus found that caused hemorrhagic fever

A

Junin virus

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19
Q

Only rodent borne in Bunyaviridae

A

Hantavirus

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20
Q

Hantavirus is the agent of?

A

Hemorrhagic fever with renal syndrome

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21
Q

Sin Nombre means?

A

No name

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22
Q

Agent of summer flu

A

LaCrosse virus

California encephalitis virus

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23
Q

Sin Nombre virus is the agent of?

A

Hantavirus pulmonary syndrome

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24
Q

Newly proposed genera in Calciviridae

A

Becovirus

Recovirus

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25
Q

Causative agent of gastroenteritis in adult

A

Norwalk virus

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26
Q

Diagnosis of Calciviridae

A

Electron microscopy

RT-PCR

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27
Q

Genus of Coronaviridae

A

Coronavirus

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28
Q

Diagnosis of Coltivirus

A

Recombinant immunoassay

RT-PCR

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29
Q

Genera of Filoviridae

A

Marburgvirus-lake victoria marburgvirus

Ebolavirus

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30
Q

Mosquitoes to monkey transmission

A

Sylvatic cycle

32
Q

MOT of Calciviridae

A

Food or water borne

33
Q

Reservoir host of coronavirus

34
Q

Mosquito to monkey to human transmission

A

Intermediate cycle

35
Q

MOT of Coronavirus

A

Direct contact
Droplets
Airborne route

36
Q

Antigen that cleaves budding

A

Neuraminidase

37
Q

MOT of Arenaviridae

A

Zoonotic transmission

38
Q

Most virulent strain of Ebolavirus

39
Q

Mosquitoes to human transmission

A

Urban cycle

40
Q

Vector of Dengue virus

A

Aedes aegypti

Aeded albopictus

41
Q

Originate as zoonotic infection, being carried by a number of different species of bird

A

Influenzavirus

Orthomyxoviridae

42
Q

Two surface antigen of Orthomyxoviridae

A

Hemagglutin antigen

Neuraminidase antigen

43
Q

Antigen used to bind host cell

A

Hemagglutinin

44
Q

Antigenic shift is caused by

A

Influenzavirus A

46
Q

Minor change in antigenic structure

A

Antigen drift

47
Q

Causative agent of SARS

A

SARS associated coronavirus

48
Q

Genera in Orthomyxoviridae

A

Influenzavirus A,B,C

49
Q

Major cause of encephalitis in Asia, and the most common cause of arboviral encephalitis in the world

A

Japanese encephalitis virus

50
Q

Two surface antigens of Parainfluenza virus

A

HN antigen-viral adhesion molecule

Fusion antigen- for fusion of the virus to the cell

51
Q

PIV 2&4 in what genus

A

Rubulavirus

52
Q

Exposure to twi different serotypes of dengue virus will cause

A

Dengue hemorrhagic fever

53
Q

MOT of PIV

A

Aerosol
Respiratory secretions
Direct contact

54
Q

Most well known arenavirus

A

Lassa virus

55
Q

Three major antigenic shifts of Influenza A

A

H1N1-Spanish flu
H2N2-Asian flu
H3N2-Hong Kong flu

57
Q

Human PIV 1&3 belong to what genus

A

Paramyxovirus

58
Q

Genus of measles virus

A

Morbillivirus

59
Q

Sample for culture of PIV

A

Aspirated secretions

Nasopharyngeal washes

60
Q

Genus of Mumps virus

A

Rubulavirus

61
Q

MOT of mumps

A

Droplets of infected saliva

62
Q

MOT of Measles virus

63
Q

Respiratory Syncytial virus is in what genus

A

Pneumovirus

64
Q

Swelling of parotid glands

65
Q

Respiratory infection smaller to RSV

A

Human metapneumovirus

66
Q

Presence if Koplik’s spots

67
Q

Avian flu

68
Q

Diagnosis of Measles

A

Measles-specific IgM

RT-PCR

69
Q

Drastic change in antigenic structure

A

Antigen shift

70
Q

MOT of Rotavirus

A

Oral fecal route

73
Q

Causative agent of cold like infection in adult and pandemic respiratory disease

A

Coronavirus

74
Q

Genera include in Calciviridae

A

Sapovirus
Norovirus
Lagovirus
Vesivirus

77
Q

Antigenic drift is caused by?

A

Influenzavirus A, B, C

Mycology And Virology (5 decks)

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