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Epidemiology > Midterm 1: Adenovirus > Flashcards

Midterm 1: Adenovirus Flashcards

1
Q

Adenoviruses are resistant to detergents and lipid solvents

A

True

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2
Q

Adenoviruses are resistant to detergents

A

True

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3
Q

Adenoviruses are enveloped viruses, therefore they are sensitive to detergents

A

False

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4
Q

Adenoviruses are arboviruses

A

False

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5
Q

Adenoviruses are not too resistant enveloped viruses

A

False

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6
Q

Adenoviruses have mostly a broad host spectrum (euryxen pathogens)

A

False

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7
Q

Adenoviruses are poor antigens

A

False

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8
Q

There is no cross reactivity and cross protection among adenoviruses within genera

A

False

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9
Q

There are no serological cross-reactions between different adenovirus species

A

False

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10
Q

Adenovirus infections always result in severe disease

A

False

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11
Q

Intranuclear inclusion bodies are frequently seen in adenovirus-infected tissues

A

True

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12
Q

In immunocompromised foals equine adenoviruses may cause severe respiratory disease

A

True

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13
Q

Several adenoviruses of domestic animals are zoonotic agents

A

False

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14
Q

Adenoviruses usually cause central nervous diseases with high lethality

A

False

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15
Q

Only attenuated vaccines can be applied for immunisation against adenoviruses

A

False

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16
Q

Crowded keeping conditions may facilitate the spread of adenoviruses in a population

A

True

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17
Q

Adenoviruses infect only mammalian hosts

A

False

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18
Q

Adenoviruses are zoonotic agents

A

False

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19
Q

Serological cross-reactions may be seen between adenoviruses within the same genus

A

True

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20
Q

Adenoviruses are good antigens

A

True

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21
Q

Adenovirus may cause subclinical infections

A

True

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22
Q

Equine adenovirus causes haemorrhagic enteritis in foals

A

True

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23
Q

Mastadenoviruses infect only mammalian species

A

True

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24
Q

Adenoviruses can cause interstitial pneumonia in calves and lambs

A

True

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25
Q

Adenoviruses can cause pneumo enteritis in calves and lambs

A

True

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26
Q

Bovine adenoviruses may damage kidney tubular cells

A

True

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27
Q

Adenoviral pneumo enteritis is frequently followed by bacterial secondary infections in cattle

A

True

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28
Q

Adenoviruses may cause urolithiasis in sheep

A

True

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29
Q

Cholelithiasis is frequently seen in ovine adenovirus 4 infections of rams

A

False

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30
Q

Adenoviral pneumo-enteritis is rarely fatal in calves and lambs

A

True

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31
Q

Adenoviruses can cause purulent bronchoalveolar pneumonia in calves and lambs

A

False

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32
Q

Bovine adenoviruses are endemic in the majority of large scale cattle stocks

A

True

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33
Q

Poor keeping conditions and colostral immunity significantly influence the severity of adenovirus associated disease in cattle

A

True

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34
Q

Adenoviruses are among the causative agents of chronic bovine respiratory disease complex

A

True

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35
Q

Colostrum uptake may influence the resistance of calves to adenoviral pneumo enteritis

A

True

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36
Q

The quality and amount of colostrum uptake influence the severity of adenoviral pneumo enteritis in calves

A

True

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37
Q

Insufficient colostrum uptake increases the severity of Adenovirus induced diseases in calves

A

True

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38
Q

Infertility and abortions are the most significant signs of bovine adenovirus infections

A

False

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39
Q

In crowded keeping conditions the consequences of bovine adenovirus infections are usually more severe

A

True

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40
Q

Bovine adenovirus-10 may cause haemorrhagic enteritis

A

True

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41
Q

Bovine adenoviruses usually cause disease in calves

A

True

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42
Q

Poor keeping conditions and colostral immunity significantly influence the severity of adenovirus-associated diseases in cattle.

A

True

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43
Q

Adenoviral pneumo enteritis is rarely fatal in calves and lambs

A

True

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44
Q

Canine adenovirus 1 may cause fatal encephalitis in foxes

A

True

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45
Q

No long-term carrier stage is seen in canine adenovirus serotype 1 infections

A

False

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46
Q

Lymphocyte cell count is not changed during Canine adenovirus 1 infection

A

False

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47
Q

Canine Adenovirus 1 infection doesn’t cause viraemia

A

False

48
Q

Dogs carry the canine adenovirus in the kidneys for several months

A

True

49
Q

Young dogs between the age of 3 and 6 months are most sensitive to canine hepatitis

A

True

50
Q

The canine adenovirus causes disease only in dogs

A

False

51
Q

Canine adenovirus infects only dogs

A

False

52
Q

Canine adenovirus 1 damages endothelial cells

A

True

53
Q

Elevated ALT and AST levels in the serum are potential signs of canine infectious hepatitis

A

True

54
Q

Urinary bladder wall oedema is a typical lesion in dogs after canine adenovirus 1 infection F

A

False (?)

55
Q

Canine adenovirus serotype 1 may cause encephalitis in certain carnivore hosts

A

True

56
Q

Only inactivated vaccines are available against infectious canine hepatitis infections

A

False

57
Q

Canine adenovirus hepatitis is relatively rare in developed countries, because many dogs are vaccinated against it

A

True

58
Q

Glaucoma is a frequent sign of peracute canine infectious hepatitis

A

False

59
Q

Dogs carry Canine adenovirus serotype-1 usually in the spleen

A

False

60
Q

Ocular lesions can develop in the extended and chronic stages of canine viral hepatitis

A

True

61
Q

Gallbladder wall oedema is a typical lesion in Canine adenovirus-1 infection

A

True

62
Q

Infectious Canine Hepatitis is usually seen in elderly dogs

A

False

63
Q

There is serological cross-protection between Canine adenovirus type-1 and 2

A

True

64
Q

Both CAdV-2 and CAdV-1 serotypes can be used to vaccinate against Rubarth ́s disease

A

True

65
Q

Canine adenovirus infection is sporadic in Hungary

A

True

66
Q

Causative agent of Rubarth ́s disease is CAdV-2

A

False

67
Q

Canine infectious hepatitis is caused by several adenovirus serotypes

A

False

68
Q

Dogs with Rubarth ́s disease have a long-term carrier status

A

True

69
Q

Canine adenovirus is characterized by hepatitis and abortion

A

False

70
Q

During Canine adenovirus infection hepatitis and encephalitis are the main clinical signs

A

True

71
Q

Vaccines usually contain CAdV-2 strain in live form

A

True

72
Q

CAdV-2 causes CNS disease in puppies

A

False

73
Q

Rubarth’s disease is caused by CAdV-2

A

False

74
Q

Rubarth’s disease is a disease of older cats

A

False

75
Q

Rubarth’s disease is caused by CAdV-1

A

True

76
Q

Canine adenovirus 2 is among the causative agents of kennel cough

A

True

77
Q

Canine adenovirus 2 can cause upper respiratory tract inflammation

A

True

78
Q

Canine adenovirus 2 causes upper respiratory tract infection in dogs

A

True

79
Q

No vaccine is available against Canine Adenovirus 2

A

False

80
Q

Canine adenovirus 2 can cause encephalitis in foxes

A

False

81
Q

Infectious laryngotracheitis virus replicates in the liver of cats

A

False

82
Q

Canine adenovirus-2 frequently causes abortion in dogs

A

False

83
Q

Canine laryngotracheitis virus can cause interstitial pneumonia following viraemia

A

False

84
Q

Canine adenovirus serotype-2 causes central nervous disease in dog pups

A

False

85
Q

Aviadenoviruses and goose parvovirus may cause similar pathology lesions in goslings

A

True

86
Q

Adenoviruses frequently cause encephalitis in chicken

A

False

87
Q

Avian adenovirus spread both vertically and horizontally

A

True

88
Q

Aviadenovirus infections of geese may cause lesions similar to the Derzsy’s disease

A

True

89
Q

Avian adenoviruses may cause hepatitis in chicken

A

True

90
Q

Chicken adenoviruses are species-specific

A

False

91
Q

Chicken adenovirus can cause embryonic death, bronchitis, and inclusion body hepatitis

A

True

92
Q

Aviadenoviruses can cause hepatitis-hydropericardium syndrome in geese

A

True

93
Q

Anaemia and increased mortality are signs of chicken inclusion body hepatitis

A

True

94
Q

Aviadenoviruses may cause hepatitis in chickens

A

True

95
Q

The turkey haemorrhagic enteritis virus can cause marble spleen diseases in pheasants

A

True

96
Q

The turkey haemorrhagic enteritis virus can cause spleen lesions as well

A

True

97
Q

The turkey haemorrhagic enteritis and the marble spleen disease are caused by the same virus

A

False (small DNA differences)

98
Q

Antibiotic therapy is forbidden in turkey haemorrhagic enteritis

A

False

99
Q

Marble Spleen Disease virus causes lymphatic tumours in geese

A

False

100
Q

Egg drop syndrome virus causes cloaca paralysis

A

False

101
Q

Egg drop syndrome virus causes severe inflammation of the ovaries in hens

A

False

102
Q

The egg drop syndrome virus can be transmitted vertically

A

True

103
Q

The egg drop syndrome is mostly transmitted by arthropods

A

False

104
Q

The postmortem lesions of egg drop syndrome virus and polyoma virus in goose are the same

A

False

105
Q

The egg drop syndrome virus may cause respiratory disease in young geese

A

False

106
Q

Egg drop syndrome usually appears in the beginning of the laying season

A

False

107
Q

The Egg Drop Syndrome virus causes hepatitis and hydropericardium in young geese

A

False

108
Q

In young geese, respiratory disease may be caused by the EDS virus

A

True

109
Q

The Egg Drop Syndrome virus damages the oviduct of day-old chicken

A

False

110
Q

The Egg drop syndrome virus may cause respiratory disease in young

A

True

111
Q

Egg Drop Syndrome is a disease of chickens of all age groups

A

True (?)

112
Q

Adenoviruses of birds are characteristic with mild diarrhoea and rough, hard eggshell

A

False

113
Q

Egg Drop Syndrome infects ducks and geese as well

A

True

114
Q

Inactivated vaccines are used for the prevention of Egg Drop Syndrome

A

True

115
Q

Egg Drop Syndrome is caused by an Aviadenovirus

A

False

116
Q

Egg Drop Syndrome virus can spread germinatively

A

True

117
Q

Egg Drop Syndrome occurs in Hungary

A

True

Epidemiology (8 decks)

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