Midterm 1: Adenovirus Flashcards
(117 cards)
1
Q
Adenoviruses are resistant to detergents and lipid solvents
A
True
2
Q
Adenoviruses are resistant to detergents
A
True
3
Q
Adenoviruses are enveloped viruses, therefore they are sensitive to detergents
A
False
4
Q
Adenoviruses are arboviruses
A
False
5
Q
Adenoviruses are not too resistant enveloped viruses
A
False
6
Q
Adenoviruses have mostly a broad host spectrum (euryxen pathogens)
A
False
7
Q
Adenoviruses are poor antigens
A
False
8
Q
There is no cross reactivity and cross protection among adenoviruses within genera
A
False
9
Q
There are no serological cross-reactions between different adenovirus species
A
False
10
Q
Adenovirus infections always result in severe disease
A
False
11
Q
Intranuclear inclusion bodies are frequently seen in adenovirus-infected tissues
A
True
12
Q
In immunocompromised foals equine adenoviruses may cause severe respiratory disease
A
True
13
Q
Several adenoviruses of domestic animals are zoonotic agents
A
False
14
Q
Adenoviruses usually cause central nervous diseases with high lethality
A
False
15
Q
Only attenuated vaccines can be applied for immunisation against adenoviruses
A
False
16
Q
Crowded keeping conditions may facilitate the spread of adenoviruses in a population
A
True
17
Q
Adenoviruses infect only mammalian hosts
A
False
18
Q
Adenoviruses are zoonotic agents
A
False
19
Q
Serological cross-reactions may be seen between adenoviruses within the same genus
A
True
20
Q
Adenoviruses are good antigens
A
True
21
Q
Adenovirus may cause subclinical infections
A
True
22
Q
Equine adenovirus causes haemorrhagic enteritis in foals
A
True
23
Q
Mastadenoviruses infect only mammalian species
A
True
24
Q
Adenoviruses can cause interstitial pneumonia in calves and lambs
A
True
25
Adenoviruses can cause pneumo enteritis in calves and lambs
True
26
Bovine adenoviruses may damage kidney tubular cells
True
27
Adenoviral pneumo enteritis is frequently followed by bacterial secondary infections in cattle
True
28
Adenoviruses may cause urolithiasis in sheep
True
29
Cholelithiasis is frequently seen in ovine adenovirus 4 infections of rams
False
30
Adenoviral pneumo-enteritis is rarely fatal in calves and lambs
True
31
Adenoviruses can cause purulent bronchoalveolar pneumonia in calves and lambs
False
32
Bovine adenoviruses are endemic in the majority of large scale cattle stocks
True
33
Poor keeping conditions and colostral immunity significantly influence the severity of adenovirus associated disease in cattle
True
34
Adenoviruses are among the causative agents of chronic bovine respiratory disease complex
True
35
Colostrum uptake may influence the resistance of calves to adenoviral pneumo enteritis
True
36
The quality and amount of colostrum uptake influence the severity of adenoviral pneumo enteritis in calves
True
37
Insufficient colostrum uptake increases the severity of Adenovirus induced diseases in calves
True
38
Infertility and abortions are the most significant signs of bovine adenovirus infections
False
39
In crowded keeping conditions the consequences of bovine adenovirus infections are usually more severe
True
40
Bovine adenovirus-10 may cause haemorrhagic enteritis
True
41
Bovine adenoviruses usually cause disease in calves
True
42
Poor keeping conditions and colostral immunity significantly influence the severity of adenovirus-associated diseases in cattle.
True
43
Adenoviral pneumo enteritis is rarely fatal in calves and lambs
True
44
Canine adenovirus 1 may cause fatal encephalitis in foxes
True
45
No long-term carrier stage is seen in canine adenovirus serotype 1 infections
False
46
Lymphocyte cell count is not changed during Canine adenovirus 1 infection
False
47
Canine Adenovirus 1 infection doesn’t cause viraemia
False
48
Dogs carry the canine adenovirus in the kidneys for several months
True
49
Young dogs between the age of 3 and 6 months are most sensitive to canine hepatitis
True
50
The canine adenovirus causes disease only in dogs
False
51
Canine adenovirus infects only dogs
False
52
Canine adenovirus 1 damages endothelial cells
True
53
Elevated ALT and AST levels in the serum are potential signs of canine infectious hepatitis
True
54
Urinary bladder wall oedema is a typical lesion in dogs after canine adenovirus 1 infection F
False (?)
55
Canine adenovirus serotype 1 may cause encephalitis in certain carnivore hosts
True
56
Only inactivated vaccines are available against infectious canine hepatitis infections
False
57
Canine adenovirus hepatitis is relatively rare in developed countries, because many dogs are vaccinated against it
True
58
Glaucoma is a frequent sign of peracute canine infectious hepatitis
False
59
Dogs carry Canine adenovirus serotype-1 usually in the spleen
False
60
Ocular lesions can develop in the extended and chronic stages of canine viral hepatitis
True
61
Gallbladder wall oedema is a typical lesion in Canine adenovirus-1 infection
True
62
Infectious Canine Hepatitis is usually seen in elderly dogs
False
63
There is serological cross-protection between Canine adenovirus type-1 and 2
True
64
Both CAdV-2 and CAdV-1 serotypes can be used to vaccinate against Rubarth ́s disease
True
65
Canine adenovirus infection is sporadic in Hungary
True
66
Causative agent of Rubarth ́s disease is CAdV-2
False
67
Canine infectious hepatitis is caused by several adenovirus serotypes
False
68
Dogs with Rubarth ́s disease have a long-term carrier status
True
69
Canine adenovirus is characterized by hepatitis and abortion
False
70
During Canine adenovirus infection hepatitis and encephalitis are the main clinical signs
True
71
Vaccines usually contain CAdV-2 strain in live form
True
72
CAdV-2 causes CNS disease in puppies
False
73
Rubarth’s disease is caused by CAdV-2
False
74
Rubarth’s disease is a disease of older cats
False
75
Rubarth’s disease is caused by CAdV-1
True
76
Canine adenovirus 2 is among the causative agents of kennel cough
True
77
Canine adenovirus 2 can cause upper respiratory tract inflammation
True
78
Canine adenovirus 2 causes upper respiratory tract infection in dogs
True
79
No vaccine is available against Canine Adenovirus 2
False
80
Canine adenovirus 2 can cause encephalitis in foxes
False
81
Infectious laryngotracheitis virus replicates in the liver of cats
False
82
Canine adenovirus-2 frequently causes abortion in dogs
False
83
Canine laryngotracheitis virus can cause interstitial pneumonia following viraemia
False
84
Canine adenovirus serotype-2 causes central nervous disease in dog pups
False
85
Aviadenoviruses and goose parvovirus may cause similar pathology lesions in goslings
True
86
Adenoviruses frequently cause encephalitis in chicken
False
87
Avian adenovirus spread both vertically and horizontally
True
88
Aviadenovirus infections of geese may cause lesions similar to the Derzsy's disease
True
89
Avian adenoviruses may cause hepatitis in chicken
True
90
Chicken adenoviruses are species-specific
False
91
Chicken adenovirus can cause embryonic death, bronchitis, and inclusion body hepatitis
True
92
Aviadenoviruses can cause hepatitis-hydropericardium syndrome in geese
True
93
Anaemia and increased mortality are signs of chicken inclusion body hepatitis
True
94
Aviadenoviruses may cause hepatitis in chickens
True
95
The turkey haemorrhagic enteritis virus can cause marble spleen diseases in pheasants
True
96
The turkey haemorrhagic enteritis virus can cause spleen lesions as well
True
97
The turkey haemorrhagic enteritis and the marble spleen disease are caused by the same virus
False (small DNA differences)
98
Antibiotic therapy is forbidden in turkey haemorrhagic enteritis
False
99
Marble Spleen Disease virus causes lymphatic tumours in geese
False
100
Egg drop syndrome virus causes cloaca paralysis
False
101
Egg drop syndrome virus causes severe inflammation of the ovaries in hens
False
102
The egg drop syndrome virus can be transmitted vertically
True
103
The egg drop syndrome is mostly transmitted by arthropods
False
104
The postmortem lesions of egg drop syndrome virus and polyoma virus in goose are the same
False
105
The egg drop syndrome virus may cause respiratory disease in young geese
False
106
Egg drop syndrome usually appears in the beginning of the laying season
False
107
The Egg Drop Syndrome virus causes hepatitis and hydropericardium in young geese
False
108
In young geese, respiratory disease may be caused by the EDS virus
True
109
The Egg Drop Syndrome virus damages the oviduct of day-old chicken
False
110
The Egg drop syndrome virus may cause respiratory disease in young
True
111
Egg Drop Syndrome is a disease of chickens of all age groups
True (?)
112
Adenoviruses of birds are characteristic with mild diarrhoea and rough, hard eggshell
False
113
Egg Drop Syndrome infects ducks and geese as well
True
114
Inactivated vaccines are used for the prevention of Egg Drop Syndrome
True
115
Egg Drop Syndrome is caused by an Aviadenovirus
False
116
Egg Drop Syndrome virus can spread germinatively
True
117
Egg Drop Syndrome occurs in Hungary
True
