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Epi > Midterm 1 PQ > Flashcards

Midterm 1 PQ Flashcards

1
Q

Mallards may transmit the duck enteritis virus to domestic ducks kept on lakes

A

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2
Q

Clinical signs of Marek’s disease present rare, because of vaccination

A

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3
Q

Poxviruses can cause generalised disease

A

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4
Q

Pseudocowpox virus can infect cats

A

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5
Q

The eradication of monkeypox was successful

A

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6
Q

The eradication of smallpox was successful because the immunity against the virus is strong

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7
Q

Egg drop syndrome virus causes cloaca paralysis

A

F

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8
Q

Alphaherpesviruses may cause latent infection in neurons of ganglia

A

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9
Q

Malignant catarrhal fever causes only milk respiratory disease in sheep

A

F

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10
Q

Bovine herpesvirus 2 frequently causes abortion

A

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11
Q

The infectious bovine rhinotracheitis virus (IBRV) causes haemorrhagic gastroenteritis

A

F

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12
Q

Abortion of sows can be a sign of Aujeszky’s disease

A

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13
Q

The pseudocowpox virus spreads slowly in a farm

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14
Q

The pseudocowpox virus usually causes nodules on the face of infected cats

A

F

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15
Q

The virus of contagious pustular dermatitis is same as Orf

A

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16
Q

Infectious bovine rhinotracheitis virus also causes mastitis in cows

A

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17
Q

Horses should be vaccinated against equine rhinopneumonitis virus at least in every 6 months

A

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18
Q

Swine inclusion body rhinitis virus is causing mainly subclinical infection

A

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19
Q

Equine rhinopneumonitis virus causes necrotic foci in the liver of the foetus

A

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20
Q

In swine the most serious clinical signs of Aujeszky’s disease are usually seen in piglets

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21
Q

Equine herpesvirus 2 can cause respiratory disease only in young foals

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22
Q

The contagious pastular dermatitis can cause painful papules in the mouth

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23
Q

A clinical sign of sheeppox can be the swollen eyelid

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24
Q

A clinical sign of Myxomatosis is the swollen belly

A

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25
Q

The reproduction of the circovirus continuous in the dividing cells

A

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26
Q

The porcine circovirus can replicate in the foetus

A

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27
Q

The chicken infectious anaemia is a disease of hens

A

F

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28
Q

The pigeon circovirus is not an important disease, because the virus causes feather and beak deformities

A

F

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29
Q

Vaccination against canine parvovirus 2 is independent from maternl antibodies

A

F

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30
Q

Aleutian mink disease is caused by cat parvovirus

A

F

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31
Q

SMEDI is caused by goose circovirus

A

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32
Q

Ascites can be a clinical sign of Derzsy’s disease

A

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33
Q

The primer replication of the PCV2 is in the lymphoid tissue in the throat

A

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34
Q

The parvovirus enteritis of dogs is type 3 hypersensitivity

A

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35
Q

Maternal antibodies against canine parvovirys can protect puppies for 8 weeks

A

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36
Q

Maternal antibodies against canine parvovirus can protect dogs for about 2 years

A

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37
Q

Aleutian mink disease is type 3 hypersensitivity

A

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38
Q

Aleutian mink disese is type 4 hypersensitivity

A

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39
Q

No long-term carrier stage is seen in canine adenovitus serotype 1 infection

A

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40
Q

Felid herpesvirus does not cause viraemia and abortion

A

F

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41
Q

Feline herpesvirus infects dogs as well

A

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42
Q

Sneezing is a typical sign of feline infectious rhinotracheitis

A

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43
Q

Myxomatosis is not present in america

A

F

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44
Q

The myxomatosis virus ca nbe present in green fodder and mosquitos

A

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45
Q

Avian poxvituses always cause crossimmunity

A

F

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46
Q

Newborn animals have local immune response

A

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47
Q

Foetuses do not have immune reactions

A

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48
Q

The skin, mucous membranes and mucous are part of the nonspecific resistance system of the host

A

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49
Q

Foetuses can have active immune response

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50
Q

Unfavourable environmental effects can predispose animals to diseases caused by facultative pathogenic agents

A

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51
Q

Hyperimmune sera can be used for aetiological treatment of certain diseases

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52
Q

Abortion is the main clinical sign of abortive infections

A

F

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53
Q

Pandemic diseases are fast spreading ones; they are fast transmitted between continents

A

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54
Q

Morbidity shows the percentage of dead animals compared to the size of the herd

A

F

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55
Q

Antigens of certain agents can be detected using PCR

A

F

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56
Q

Mass treatment using antibiotics is not allowed in EU

A

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57
Q

The halflife of the heterologous hyperimmune serum is about 7-10 days

A

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58
Q

Attenuated strains can be used in live vaccines

A

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59
Q

Only eggs from the same flock are allowed to be hatched in one hatching machine

A

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60
Q

Immunogenicity of the different gents is different

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61
Q

Implantation of washed embryos from a non-infected dam into an infected one is a way of eradication of a disease

A

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62
Q

Implantation of a washed embryo from an infected dam into a non-infected one is a way of eradication of a disease

A

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63
Q

Adjuvants in vaccines increase the efficacy of vaccines

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64
Q

Adenoviruses have mostly a broad host spectrum (Euryxen pathogens)

A

F

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65
Q

Canine adenovirus 2 is among the causative agents for kennel cough

A

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66
Q

Adenoviruses are poor antigens

A

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67
Q

Feline herpesvirus does not cause respiratory signs, only viraemia and abortion

A

F

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68
Q

The infectious laryngotracheitis is seen only in young chickens

A

F

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69
Q

Infection of Marek’s disease can occur in hatchery

A

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70
Q

Detection of PCV2’s DNA is enough for the correct diagnosis

A

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71
Q

PCV2 can cause respiratory signs

A

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72
Q

The chicken infectious anaemia is a chicken disease up to 1 month of age

A

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73
Q

The egg drop syndrome causes severe inflammation of the ovaries in hens

A

F

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74
Q

Anaemia and increased mortality are signs of chicken inclusion body hepatitis

A

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75
Q

Adenoviral pneumoenteritis is rarely fatal in calves and lambs

A

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76
Q

Lymphoproliferative form of Marek’s disease can be present in 6 week old chickens

A

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77
Q

Lymphoproliferative form of Marek’s disease is a chronic disease

A

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78
Q

Liver dystrophy is frequent lesion in duck viral enteritis (duck plague)

A

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79
Q

Myxomatosis causes serious clinical signs in cotton-tail rabbits

A

F

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80
Q

In the lumpy skin disease the fertility is good

A

F

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81
Q

A clinical sign of sheeppox can be horseshoe shaped pockmarks on the wool-covered body

A

F

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82
Q

Sheep and goatpox are OIE-listed diseases

A

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83
Q

The contagious pustular dermatitis is common in young lambs

A

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84
Q

Pseudocowpox virus usually causes itchy red nodules on the face of the infected person

A

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85
Q

Pseudocowpox does not cause a milker’s nodule

A

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86
Q

Myxomatosis is present in Australia

A

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87
Q

Swinepox virus is a zoonotic agent

A

F

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88
Q

Vaccines against sheep poxvirus are widely used in Africa

A

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89
Q

Vaccines against sheep poxvirus are widely used in Europe

A

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90
Q

pseudocowpox virus is a zoonotic agent

A

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91
Q

Poxviruses cause inclusion body in the cytoplasm

A

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92
Q

In case of viraemia the GaHV-2 spreads to fowl’s organs in macrophages

A

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93
Q

In case of viraemia the GaHV2 spreads to fowl’s organs in red blood cells

A

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94
Q

Pigeon herpesvirus is characterised by focal necrosis in the liver in pigeons

A

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95
Q

Diarrhoea is frequent in infectious laryngotracheitis of chickens

A

F

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96
Q

Canine herpesvirus infection frequently appears with flu-like symptoms

A

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97
Q

Transient paralysis form of Marek’s disease can be present in hens

A

F

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98
Q

The Aujeszky’s disease virus may infect several mammalian hosts

A

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99
Q

Canine herpesvirus infection van cause encephalitis in foxes

A

F

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100
Q

Sheep should be immunised against malignant catarrhal fever virus

A

F

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101
Q

Fever and serous nasal discharge are early signs of acute equine rhinopneumonitis

A

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102
Q

The symptoms of Aujeszky’s disease in ruminants are similar to rabies

A

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103
Q

Immunisation against equine rhinopneumonitis virys provides life-long protection

A

F

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104
Q

Malignant catarrhal fever may develop in swine too

A

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105
Q

Inclusion body rhinitis is predisposing to fatal respiratory disease in pigs

A

F

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106
Q

Bulls can shed the infectious bovine rhinotracheitis virus in semen

A

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107
Q

Conjunctivitis and blepharitis are signs of infectious bovine rhinotracheitis

A

F

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108
Q

Adenoviruses can cause purulent bronchoalveolar pneumonia in calves

A

F

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109
Q

Gammaherpesviruses may cause latent infection in neurons of ganglia

A

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110
Q

There is no vaccine available against papillomaviruses

A

F

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111
Q

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

A

T

112
Q

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

A

T

113
Q

There is no cross-reactivities and cross-prote tivity among adenoviruses within genera

A

F

114
Q

The canine adenovirus 1 can cause disease only in dogs

A

F

115
Q

Lymphocyte cell count is not changed during Canine adenovirus 1 infection

A

F

116
Q

Bovine papillomavirus can cause metastasis in horses

A

F

117
Q

If 15-day old swine foetus are infected with parvovirus myoclonia congenital is a clinical sign

A

F

118
Q

The Derzsy’s disease virus cause pneumonia

A

F

119
Q

In papillomavirus infection there is no viraemia

A

T

120
Q

The replication of canine parvovirus 2 is in the crypt cells of small intestine

A

T

121
Q

Vaccination against canine parvovirus 2 is independent from maternal antibodies

A

F

122
Q

One of the most common pathological signs of PDNS is glomerulonephritis

A

T

123
Q

Vaccines are available against Aleutian mink disease

A

F

124
Q

In pigs the porcine circovirus 2 can cause PMWS

A

T

125
Q

The parvovirus enteritis of dogs is caused by canine parvovirus 1

A

F

126
Q

Maternal antibodies of dogs protect no longer than 2 weeks in the case of parvovirus enteritis of dogs

A

F

127
Q

The replication of canine parvovirus 2 is in the crypt cells of the small intestines

A

T

128
Q

The clinical signs, patholoogical and histopathological examination suggest PCV2 induced disease

A

T

129
Q

PMWS is a type IV hypersensitivity

A

F

130
Q

One of the most common clinical signs of PDNS is multifocal circular red skin disease

A

T

131
Q

Porcine circovirus 2 always causes clinical signs in cattle

A

F

132
Q

Caesarean section is the only way of birth: when eradication is carried out using the SPF method

A

F

133
Q

New born animals must be kept isolated when eradication with generation shift is used

A

T

134
Q

The beak and feather disease causes typical neurological signs

A

F

135
Q

PCV2 detection in foetal myocardium is pathognomic value

A

T

136
Q

Deletion vaccine can only be used as live vaccines

A

F

137
Q

In case of import of animals into a farm, animals in the quarantine must be only observed, there is nothing to do with them if they do not show clinical sigsn

A

F

138
Q

Eradication using the generation shift method is mainly used in poultry herds

A

F

139
Q

The protein and antibody content of the colostrum is stabile in the first week after calving

A

F

140
Q

All-in-all-out is an important principle in prevention of infectious diseases

A

T

141
Q

DIVA principle can only be used if the animals are vaccinated with deletion vaccine

A

T

142
Q

Morbidity shows the percentage of dead animals compared to the size of the herd

A

F

143
Q

The lesions are at the place of entry of the agent in the case of local infections

A

T

144
Q

Infective agents can be detected 2-3 days after infection using serological tests

A

F

145
Q

Foetuses have no immune reactions; they appear only in 2-4 weeks old animals

A

F

146
Q

Species specific resistance means that certain agents cannot infect certain hosts

A

T

147
Q

The agent does not replicate in dead end hosts

A

T

148
Q

Stenoxen agents have a wide host range

A

F

149
Q

Euryxen agents have a wide host range

A

T

150
Q

The normal microflora of the gut is essential for animals: they cannot live without it

A

F

151
Q

Formation of immune complexes can be a consequence of persistent viral infection

A

T

152
Q

Surface antigens of certain agents are detected with ELISA or PCR

A

F

153
Q

The infected animals have high level of antibodies in the case of tolerated infections

A

F

154
Q

Microscopic detection og agents is not used in the diagnostic work anymore

A

F

155
Q

In case of import of animals into a farm, animals in the the quarantine must be tested for infectious diseases

A

T

156
Q

Enteral lymphocytes of the dam can be transferred to the offspring in the colostrum

A

T

157
Q

The immunoglobulin content of the colostrum is influenced by the nutrition of the dam

A

T

158
Q

All bacterial agents can be eradicated with antibiotic treatment

A

F

159
Q

Eradication with generation shift can be used only if the level of infection is low

A

F

160
Q

Selection, generation shift and herd replacement methods can be used for eradication of … (cannot see the rest of the picture)

A

T

161
Q

PDNS is an allergic disease

A

F

162
Q

A clinical sign of PMWS can be a progressive weight loss

A

T

163
Q

The circovitus is too small, so it is bad antigen

A

F

164
Q

In pigs the porcine circovirus 1 can cause PMWS

A

F

165
Q

PDNS is a type 3 hypersensitivity

A

T

166
Q

Porcine circovirus 2 always cause clinical signs in cattle

A

F

167
Q

Avian circovirus causes clinical signs similar to those seen in PDNS

A

F

168
Q

Parvoviruses are good antigens

A

T

169
Q

SMEDI is caused by porcine parvovirus

A

T

170
Q

If 100-day-old swine foetuses are infected with parvovirus, myoclonia congenital is a clinical sign

A

T

171
Q

The primer replication of the PCV2 is in the lymphoid tissue of the throat

A

T

172
Q

The mink enteritis is type 3 hypersensitivity

A

F

173
Q

The Derzsy’s disease virus causes conjunctivitis

A

F

174
Q

Bovine papillomavirus can cause metastasis in horse

A

F

175
Q

Bovine papillomavirus is malignant

A

F

176
Q

Reproduction of the parvovirus is continuous in the dividing cells

A

T

177
Q

Young dogs between the age of 3 and 6 months are the most sensitivie to canine …. (cannot see the rest of the picture)

A

T

178
Q

Canine adenovirus 1 infection doesnt cause viraemia

A

F

179
Q

Canine adenovirus 2 can cause upper respiratory tract inflammation

A

T

180
Q

Tumours are caused by polyomavirus in mammals

A

F

181
Q

The egg drop syndrome virus can be transmitted vertically

A

T

182
Q

The turkey haemorrhagic enteritis virus can cause marble spleen disease in ….

A

T

183
Q

Herpesviruses are resistant to detergents

A

F

184
Q

Malignant catarrhal fever causes only milk respiratory disease in sheep

A

F

185
Q

Bovine herpes mamillitis virus may cause lesions on the muzzle of suckling calves

A

T

186
Q

Infectious bovine rhinotracheitis virus is transmitted by arthropods

A

F

187
Q

Equid herpesvirus 3 may cause coital exanthema in horses

A

T

188
Q

Equid herpesvirus 2 may cause keratoconjunctivitis

A

T

189
Q

Equid herpesvirus 5 may play a role in the equine multinodular pulmonary fibrosis

A

T

190
Q

Equine rhinopneumonitis virus causes cytoplasmic inclusion bodies in the foetal hepatocytes

A

F

191
Q

Canine herpesvirus can cause transplacental infection

A

T

192
Q

Neurological form of Marek’s disease can be present in 4 week old chickens

A

F

193
Q

Germinative infection can occur in Marek’s disease

A

F

194
Q

Germinative infection does not occur in Marek’s disease

A

T

195
Q

Duck plague and duck viral enteritis are two names of the same disease

A

T

196
Q

Pigeon herpesvirus kills mostly day old pigeons

A

F

197
Q

Poxviruses cause inclusion body in the nucleus

A

F

198
Q

Suipoxviruses cause long-tasting immunity

A

T

199
Q

Poxviruses cause inclusion bodies in the cytoplasm

A

T

200
Q

Goat pox is a zoonotic agent

A

F

201
Q

There is a minimum number of each agent that is necessary to infection of animals

A

T

202
Q

Germinative infection is very frequent in mammals

A

F

203
Q

Environmental effects can influence the survival of the agents in the environment

A

T

204
Q

Lethality shows the percentage of dead animals compared to the number of diseased ones

A

T

205
Q

Dead end hosts do not show clinical signs, they die without signs

A

F

206
Q

Asymptomatic infections can become manifest

A

T

207
Q

Surface antigens of certain agents are detected with ELISA or PCR

A

F

208
Q

In the case of marker vaccines, the field strains and the vaccine strains can be differentiated

A

T

209
Q

Maternal antibodies can inhibit the active immune response

A

T

210
Q

In case of generation shift the infected animals must be slaughtered at the beginning of the eradication period

A

F

211
Q

There are vaccines available against chicken anaemia

A

T

212
Q

In pigs the porcine circovirus 2 can cause BFD

A

F

213
Q

The replication of canine parvovirus 2 is in the crypt cells of the large intestine

A

F

214
Q

The mortality of the haemorrhagic nephritis virus depends on the age

A

T

215
Q

Papillomavirus replicates in the kidney

A

F

216
Q

The sarcoid is the disease of cattle

A

F

217
Q

The bovine papillomavirus can infect horse

A

T

218
Q

Adenoviruses are resistant to detergents and lipid solvents

A

T

219
Q

There is no vaccine available against papillomaviruses

A

F

220
Q

Adenoviral pneumoenteritis is frequently followed by bacterial secondary infections in cattle

A

T

221
Q

Adenoviruses can cause purulent bronchoalveolar pneumonia in calves and lambs

A

F

222
Q

Aviadenoviruses can cause hepatitis-hydropericardium syndrome in geese

A

T

223
Q

Herpesviruses are good antigens

A

F

224
Q

The Aujeszky’s diseease in cats is usually a mild respiratory disease with quick recovery

A

F

225
Q

The natural reservoir hosts of the Aujeszky’s disease virus are rodents

A

F

226
Q

Equine rhinopneumonitis virus can cause purulent metritis

A

F

227
Q

Dogs should be vaccinated against the Aujeszky’s disease

A

F

228
Q

Clinical manifestation of swine inclusion body rhinitis is usually seen in piglets less than 3 weeks of age

A

T

229
Q

Conjunctivitis is a frequent sign of feline infectious rhinotracheitis

A

T

230
Q

Infectious laryngotracheitis virus strains may differ in virulence

A

T

231
Q

The turkey herpesvirus causes cross immunity against Marek’s disease

A

T

232
Q

Wild ducks may persistently be infected with duck plague (duck enteritis) virus

A

T

233
Q

The vaccine of Marek’s disease are not efficient

A

F

234
Q

clinical signs of sheep and goatpox are seen only at the site of the primer replication

A

F

235
Q

Cowpox causes a pockmark after infection

A

F

236
Q

The contagious pustular dermatitis virus is related to goatpox virus

A

F

237
Q

The pseudocowpox virus spreads slowly in the farm

A

T

238
Q

The sheep and goatpox occur in Asia

A

T

239
Q

A clinical sign of myxomatosis is the lion head

A

T

240
Q

In lumpy skin disease the arthropods as mechanical vectors are very important

A

T

241
Q

Attenuated myxomatosis virus has replaced the virulence virus in england

A

T

242
Q

Sheep and goatpox are OIE listed diseases

A

T

243
Q

The hepatitis-hydropericardium syndrome can be caused by siadenoviruses

A

F

244
Q

Myxomatosis is occurring worldwide

A

T

245
Q

Myxomatosis causes frequently serious clinical signs and high losses in Lepus europeus

A

F

246
Q

Adjuvants in vaccines increase the shelf life of vaccines

A

F

247
Q

The haemorrhagic nephritis enteritis virus causes necrotizing haemorrhagic enteritis

A

T

248
Q

Eradication with selection method is not done nowadays (…)

A

F

249
Q

Conjunctivitis is a frequent sign of infectious laryngotracheitis

A

T

250
Q

The immunoglobulin content of the colostrum is continuously decreasing after farrowing

A

T

251
Q

The chicken infectious anaemia virus is also commonly detected in goose.

A

F

252
Q

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

A

T

253
Q

If 15 day old swine foetuses are infected with parvovirus mummification can be seen

A

F

254
Q

If 15 day old swine foetuses are infected with parvovirus mummification can be seen

A

F

255
Q

There is no evidence of vertical transmission in chicken infectious anaemia

A

F

256
Q

If 75-day-old swine foetuses are infected with parvovirus respiratory clinical signs can be
seen in the piglets

A

F

257
Q

A clinical sign of sheep pox can be the mucopurulent nasal discharge

A

T

258
Q

Individual and mass treatment can be combined in the case of some infectious diseases

A

T

259
Q

No aetiological treatment is available in the case of viral diseases

A

F

260
Q

The contagious pustular dermatitis can cause pneumonia

A

F

261
Q

Contagious pustular dermatitis virus can infect cows

A

F

262
Q

In Hungary, Aujeszky’s disease must be declared/ reported

A

T

263
Q

PCV2 infection does not always cause clinical signs

A

T

264
Q

Canine adenovirus 1 may cause fatal encephalitis in dogs.

A

T?

265
Q

Aujeszky’s disease causes meningoencephalitis in carnivores.

A

T

266
Q

Aujeszky`s disease causes encephalitis and death in piglets.

A

T

267
Q

Hungary’s domestic pig fund has been free of Aujeszky’s disease since 2015

A

T

268
Q

Aleutian mink disease and mink enteritis are caused by the same virus

A

F

269
Q

Lesions can be seen in different organs in the case of generalised diseases.

A

T

270
Q

Cowpox is closely related to smallpox virus

A

T

271
Q

Hungry has been free of IBRV since 2015

A

F

272
Q

Certain mycotoxins have immune suppressive effect

A

T

273
Q

…, adenoviruses are zoonotic agents

A

F

274
Q

Infectious bovine vulvovaginitis virus strains cause abortions and foetal deformities

A

F

275
Q

Poxviruses can cause local clinical signs

A

T

276
Q

Alphaherpesviruses are host specific slowly multiplying (>24hrs) viruses

A

F

Epi (5 decks)

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