Entrance test 3 Flashcards
(226 cards)
1
Q
The Derzsy’s disease virus causes pneumonia.
A
f
2
Q
The Derzsy’s disease virus can infect ducks
A
f
3
Q
Ascites can be a clinical sign of Derzskys disease
A
t
4
Q
Derszys disease is caused by a polyomavirus
A
F
5
Q
The Derzsy’s disease virus causes conjunctivitis
A
F
6
Q
The Derzsy’s disease virus causes tiger stripes on the heart
A
T
7
Q
Typical clinical signs of the Derzsy’s disease are results of infection below 5 weeks of age
A
T
8
Q
Infection below 5 weeks of age results in severe clinical signs of the Derzsy’s disease
A
T
9
Q
The primary site of replication of Derzsy’s disease virus is the gut
A
T
10
Q
The Derzsy’s disease virus may induce diarrhea in growing geese.
A
T
11
Q
Derzsy ǵs disease virus can cross into the egg
A
T
12
Q
Derzsy ǵs disease may occur both in geese and Muscovy chucks
A
T
13
Q
Goose parvovirus can spread both horizontally and vertically
A
T
14
Q
For prevention of goose parvovirus disease, both live attenuated and inactivated vaccines are used.
A
T
15
Q
For prevention of Derzsy’s disease both live and inactivated vaccines are used.
A
T
16
Q
Derzsy’s disease appears clinically most frequently in geese aged from one to four weeks.
A
T
17
Q
Derzsy ǵs disease virus causes enteritis in growing geese
A
T
18
Q
Derzsy ǵs disease virus does not infect the egg.
A
F
19
Q
The Derzsy’s disease virus can infect ducks
A
F
20
Q
The duck parvovirus can infect goose
A
need to double check
21
Q
The reproduction of the circovirus continuous in the dividing cells.
A
t
22
Q
The circovirus is too small so it’s a bad antigen
A
F
23
Q
The circovirus is a good antigen
A
T
24
Q
Circovirus infections are immune suppressive
A
T
25
Circovirus can easily be cultured in different homologous cell lines
F
26
Circoviruses can be cultured easily in many cell lines.
F
27
Resistance of circovirus is very low, in the environment they are inactivated within a day.
F
28
The resistance of Circoviruses is high, they remain infectious in the environment for several months.
T
29
Causes generalized lymphoid depletion.
T
30
Only causes the depletion of B-lymphocytes
F
31
Canine circoviruses are present worldwide.
F
32
Circovirus are very resistant viruses
T
33
The circovirus has circular RNA in its genome
F
34
Swine circovirus causes lesions in multiple organs and strong immunosuppression.
T
35
Porcine circovirus can be transmitted by mice and rats
T
36
Porcine circovirus vaccines are available both for sows and for piglets.
T
37
Detection of PCV2’s DNA is enough for the correct diagnosis.
F
38
Four species of swine circovirus were described.
T
39
The porcine circovirus 2 is proven to be immunosuppressive.
T
40
PCV2 detection in foetal myocardium is pathognomic value
T
41
Porcine circovirus replicates in the myocardium of the foetus
T
42
In pigs the porcine circovirus 2 can cause BFD
F
43
The porcine circovirus can replicate in the foetus
NOT ANSWERED
44
The clinical signs, pathological and histopathological examination suggest PCV2 induced disease
T
45
PCV2 can cause respiratory signs
T
46
The primer replication of PCV2 is in lymphoid tissues of the throat
T
47
PCV2 infection does not always cause clinical signs
T
48
Porcine circovirus 2 always causes clinical signs in pigs
F
49
Porcine circovirus 2 always causes clinical signs in cattle
F
50
There is no efficient vaccine against PCV2
F
51
The porcine circovirus can replicate in the foetus
T
52
Circovirus in pigs can be Subclinica
T
53
Porcine circoviruses are responsible for a variety of clinical conditions
T
54
Porcine circoviruses cannot be responsible for reproductive disorders
F
55
Porcine circoviruses are present worldwide
T
56
Porcine circovirus can be transmitted by mice and rats.
T
57
Porcine circoviruses cause severe haemorrhagic diseases in pigs
T
58
Porcine circoviruses are genetically and antigenically uniform
F
59
Porcine circoviruses may cause a variety of diseases
T
60
For prevention of Swine circovirus disease only general hygienic measures can be used.
F
61
Swine circovirus can cause retarded growth and strong immunosuppression.
t
62
Swine circovirus caused disease occurs worldwide, it is frequent
t
63
For prevention of swine circovirus disease, inactivated vaccine is available.
t
64
Swine circovirus causes only respiratory signs.
f
65
Swine circovirus may be shed in excretions for several months after recovery.
t
66
For prevention of Porcine circovirus disease vaccines are available.
T
67
The incubation period of Porcine circovirus caused disease is about 2-4 weeks.
T
68
Incubation period of porcine circovirus disease is short, some days
F
69
Porcine circovirus-2 causes clinical signs mainly after weaning.
T
70
Predisposing factors for Porcine Circovirus associated disease can be: Vaccines. The virus variant. Virus strain
T
71
Predisposing factors for Porcine Circovirus associated disease can be Food management.
F
72
PCV2 can cause: Enteric disorders. Disorders in the nervous system. Respiratory disease. Reproductions disorders.
T
73
Porcine circovirus-1 may damage the foetus.
F
74
Porcine circoviruses cannot be responsible for reproductive disorders.
F
75
Porcine circoviruses replicate in the heart of the foetus.
T
76
Porcine circovirus may cause inapparent infections
T
77
Circovirus can be responsible for the Porcine Respiratory Disease Complex.
T
78
Reproductive disorders caused by Porcine circoviruses are only significant in North America
F
79
Circovirus cause skin lesions in swine.
T
80
A clinical sign of PMWS can be a progressive weight loss
T
81
PMWS is a type 3 hypersensitivity
F
82
PMWS is a type 4 hypersensitivity
F
83
One of the most common pathological signs of PMWS is glomerulonephritis
F
84
Typical pathological finding of PMWS is enlarged mesenteric lymph nodes
T
85
Typical pathological finding of PMWS is pneumonia
NOT ANSWERED
86
A clinical sign of PMWS can be haemorrhages in the skin
F
87
In pigs the porcine circovirus 1 can cause PMWS
T
88
In pigs the porcine circovirus 2 can cause PDNS.
T
89
One of the most common pathological signs of PDNS is glomerulonephritis
T
90
PDNS is an allergic disease.
T
91
The appearance of PDNS is related to the good antigenicity of PCV2
T
92
PDNS is a type III hypersensitivity
T
93
PDNS is a type IV hypersensitivity
F
94
PDNS may develop without porcine circovirus 2
T
95
One of the most common clinical signs of PDNS is multifocal circular red skin disease
T
96
Porcine dermatitis nephropathy can only be caused by circoviruses
F
97
Porcine dermatitis and nephropathy syndrome are only caused by PCV-2
F
98
PDNS disease is an immunocomplex disease
T
99
PDNS is only caused by PCV-1.
F
100
PDNS does not occur in Hungary.
F
101
PDNS occurs primarily in the weeks following the selection/weaning.
T
102
PDNS is caused by both PCV-1 and PCV-2.
F
103
PDNS is not caused by PCV
F
104
PDNS has been widespread in Hungary in Hungary since 1998
T
105
PDNS is a rare infection causing clinical signs only in piglets before weaning.
F
106
PDNS is a frequent infection with clinical signs after weaning
T
107
Prevention of PDNS is with live attenuated vaccines
F
108
) Regarding PDNS, general preventative rules and recently inactivated or vector vaccination can be used.
T
109
In pigs the porcine circovirus 2 can cause BFD
F
110
Avian circovirus causes clinical signs similar to those seen in PMWS
T
111
Avian circovirus causes clinical signs similar to those seen in PDNS
F
112
The pigeon circovirus is not an important disease because the virus causes feather and beak deformitie
F
113
The beak and feather diseases causes typically neurological signs
F
114
In parrots porcine circovirus 2 causes the psittacine beak and feather disease
F
115
The beak and feather disease can be acute problem
T
116
Feather and beak deformities may appear after circovirus infection of geese and pigeons
T
117
Beak and feather disease lesions are sometimes obvious only after molting
T
118
Avian circovirus infections result high morbidity and low mortality.
T
119
Pigeon circoviruses are antigenically uniform
F
120
Pigeon circoviruses frequently appear in diseases together with other viruses and bacteria.
T
121
Circovirus in geese and ducks can cause retarded growth and feather formation disturbances.
T
122
Avian circoviruses do not cause clinical signs in domestic birds.
F
123
In ducks and geese, Avian circoviruses can cause retarded growth and
immunosuppression
T
124
Avian circoviruses can spread via breeder eggs.
T
125
Avian circoviruses do not cause disease in wild birds.
F
126
Avian circoviruses are species specific.
T
127
Avian circoviruses can infect many poultry species.
T
128
Avian circoviruses can cause retarded growth and immunosuppression
T
129
Inactivated vaccines are used against pigeon circovirus infections
F
130
Pigeon circovirus infections do not occur in Hungary, the disease is prevented by vaccination
F
131
Circoviruses can infect pigeons.
T
132
Vaccines are available for Pigeon Circoviruses.
F
133
Clinical signs of PBFDV (Psittacine Beak and Feather Disease Virus) are only seen at time of moulting.
F
134
The chicken infectious anaemia virus is also commonly detected in goose
F
135
Anaemia and haemorrhages are two important clinical signs of chicken anaemia.
T
136
The chicken infectious anaemia is a chicken disease up to 1 month of age
T
137
The chicken infectious anaemia virus causes only anaemia
F
138
The chicken anaemia virus does not replicate in lymphoid progenitors
F
139
There are vaccines available against chicken anaemia
T
140
The chicken infectious anaemia is a disease of hens
F
141
The chicken infectious anaemia causes clinical signs similar to those seen in PDNS
F
142
Vertical infectious is not possible in chicken infectious anaemia
F
143
Infection of day old chickens with the chicken anaemia virus leads to immune suppression
T
144
Chicken anaemia virus is transmitted both horizontally and vertically.
T
145
Atrophy of the thymus is a post mortem finding of Chicken Infectious Anaemia virus
T
146
Infectious Chicken anaemia virus can cause clinical signs only in layer hens.
F
147
Infectious chicken anaemia virus causes clinical signs in chicken of 1 to 4 weeks of age
T
148
For prevention of infectious chicken anaemia, live attenuated vaccine is available
T
149
Infection of day-old chickens with the chicken anaemia virus leads to immune suppression
T
150
Chicken anaemia virus infection can result in high mortality of chickens over 3 weeks of age.
F
151
In Chicken Infectious anaemia, most symptoms are observed in the first month
T
152
Chicken Infectious anaemia involves destruction of the lymphoid and myeloid cells.
T
153
Chicken Infectious anaemia virus induces apoptosis of activated T-cells
T
154
Pigeons can be infected by Chicken Infectious anaemia virus.
F
155
Chicken Infectious anaemia virus does not replicate in the thymus
F
156
Chicken Infectious anaemia in day old chickens causes a long-lasting
immunosuppression.
T
157
Chicken Infectious anaemia virus is a Gyrovirus.
T
158
Chicken anaemia virus infection can cause death of chickens below 3 weeks of age.
T
159
There is no vaccine available against papillomaviruses
T
160
The sarcoid is caused by bovine papillomavirus
T
161
In papillomavirus infection there is no viraemia
t
162
Treatment of papillomavirus can be effective with autovaccine.
t
163
Bovine papillomavirus can infect horse.
t
164
Bovine papillomavirus is malign
f
165
The sarcoid is caused by bovine papillomavirus
t
166
The sarcoid is caused by equine papillomavirus
F
167
The sarcoid is the disease of cattle
F
168
Papillomaviruses replicates in the kidney
F
169
Bovine papillomavirus can cause metastasis in horse
F
170
Papillomaviruses cause cervical cancer in dogs
F
171
The sarcoid is a disease of horse
T
172
Papillomaviruses need keratin for replication
T
173
Papillomavirus usually cause benign proliferation in epithelial cells
T
174
Papilloma lesions often have a cauliflower like appearance
T
175
Papilloma viruses usually cause local infections in epithelial cells.
T
176
Papillomaviruses usually cause benign proliferations in epithelial cells
T
177
Papilloma viruses, with some exceptions are species specific.
T
178
Papillomaviruses can be cultured in epithelial cell lines.
F
179
Papillomaviruses cause warts in the skin and mucous membranes
T
180
There is no viraemia in papillomavirus infection.
T
181
Treatment of haemorrhagic nephritis enteritis virus can be effective with vaccine against circovirus.
F
182
The haemorrhagic nephritis enteritis virus causes necrotizing haemorrhagic enteritis
T
183
The haemorrhagic nephritis enteritis virus causes glomerulonephritis
F
184
The mortality of the haemorrhagic nephritis virus depends on age
T
185
The primary replication of haemorrhagic nephritis enteritis virus is in small intestine
T
186
Tumours are caused by polyomavirus in mammals
T
187
Polyomavirus never infects mammals
F
188
Haemorrhagic enteritis is a polyomavirus
T
189
Goose haemorrhagic enteritis and nephritis cause death of goslings
T
190
Goose haemorrhagic enteritis and nephritis is frequent in ducks
F
191
Haemotrhagic enteritis and nephritis virus can be transmitted both vertically and horizontally
T
192
Haemorrhagic enteritis and nephritis virus replicates in the blood vessel endothelium
T
193
Haemorrhagic enteritis and nephritis of geese is only prevalent in France
F
194
Polyomavirus infects parrots
T
195
Haemorrhagic nephritis and enteritis of geese is caused by herpes viruses.
F
196
Haemorrhagic nephritis and enteritis of geese is present worldwide.
T
197
Goose polyomavirus causes haemorrhagic nephritis and enteritis in all age groups
F
198
Goose polyomavirus can cause haemorrhagic nephritis and enteritis
T
199
Goose polyomavirus caused disease clinically appears in young animals.
T
200
Polyomaviruses can cause neoplasm in rodents.
T
201
The resistance of the haemorrhagic nephritis virus is high.
T
202
The clinical signs of the haemorrhagic nephritis virus appear mainly at 3-10 weeks of age.
T
203
HNEG” (Hemorrhagic nephritis and enteritis of geese) is common in France
T
204
Haemorrhagic nephritis and enteritis of geese started in Hungary and spread with Derzsy’s disease hyperimmune serum.
T
205
Haemorrhagic nephritis and enteritis of geese causes high mortality between 2-10 weeks.
T
206
Muscovy ducks are also susceptible but remain symptomless for years with high titers
T
207
Haemorrhagic nephritis and enteritis of geese is caused by a Herpesvirus
F
208
Haemorrhagic nephritis and enteritis are present worldwide.
T
209
Haemorrhagic nephritis and enteritis of geese may spread both horizontally and vertically.
NOT ANSWERED
210
Adenoviruses are resistant to detergents and lipid solvents
T
211
Adenoviruses are resistant to detergents
T
212
Adenoviruses are enveloped viruses, therefore they are sensitive to detergents
F
213
Adenoviruses are arboviruses.
F
214
Adenoviruses are not too resistant enveloped viruses
F
215
Adenoviruses have mostly a broad host spectrum (euryxen pathogens)
F
216
Adenoviruses are poor antigens
F
217
There is no cross reactivity and cross protection among adenoviruses within genera
F
218
There are no serological cross-reactions between different adenovirus species.
F
219
Adenovirus infections always result in severe disease
F
220
lntranuclear inclusion bodies are frequently seen in adenovirus-infected tissues
T
221
In immunocompromised foals equine adenoviruses may cause severe respiratory disease
T
222
Several adenoviruses of domestic animals are zoonotic agents
F
223
Adenoviruses usually cause central nervous diseases with high lethality
F
224
Only attenuated vaccines can be applied for immunization against adenoviruses.
F
225
Crowded keeping conditions may facilitate the spread of adenoviruses in a population.
T
226
Adenoviruses infect only mammalian hosts.
F
