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Epi > Herpes > Flashcards

Herpes Flashcards

1
Q

Alphaherpesviruses may cause latent infection in neurons or ganglia

A

T

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2
Q

Some herpesviruses have a broad host spectrum (euryxen)

A

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3
Q

Herpesviruses are sensitive to detergents

A

T

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4
Q

Herpesviruses can cause latent persistent infections

A

T

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5
Q

Herpesviruses are typically stenoxen viruses, but there are significant exceptions

A

T

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6
Q

Herpesviruses are enveloped viruses, therefore they are sensitive to detergents

A

T

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7
Q

Herpesvirus infections frequently result in latent virus carry

A

T

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8
Q

Herpesviruses usually cause latent infections and life-long virus carries

A

T

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9
Q

Infectious bovine rhinotracheitis virus can cause abortion

A

T

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10
Q

The use of marker vaccines can help the eradication of infectious bovine rhinotracheitis virus.

A

T

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11
Q

The most frequently used eradication strategy for IBRV is selection with the help of marker vaccines

A

T

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12
Q

Marker vaccines can be used in IBRV eradication programs in cattle farms

A

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13
Q

Antibodies against infectious bovine rhinotracheitis virus (IBRV) might be detected in the milk

A

T

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14
Q

Conjunctivitis and blepharitis are signs of infectious bovine rhinotracheitis

A

T

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15
Q

Infectious bovine rhinotracheitis virus can cause fatal encephalitis in calves

A

T

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16
Q

Infectious Bovine Rhinotracheitis can be endemic on cattle farms

A

T

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17
Q

Infectious bovine rhinotracheitis virus can cause skin lesions on the genitals

A

T

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18
Q

Bulls can shed the infectious bovine rhinotracheitis with semen

A

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19
Q

The infectious bovine rhinotracheitis virus (IBRV) may spread via semen

A

T

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20
Q

Pregnant cows should be immunized with inactivated vaccines against IBRV

A

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21
Q

Pregnant cows should be immunized against IBRV only with inactivated vaccine

A

T

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22
Q

Bovine herpesvirus l may cause encephalitis in calves

A

T

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23
Q

IBRV may cause encephalitis in calves

A

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24
Q

Bovine herpesvirus 1 may be transmitted through semen.

A

T

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25
Q

Infectious Bovine Rhinotracheitis (IBR) cause serous nasal discharge

A

T

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26
Q

Infectious Bovine Rhinotracheitis in 6-month-old calves usually causes pneumonia. T (not sure if this is T)

A

T

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27
Q

Infectious Bovine Rhinotracheitis often cause genital lesions with vesicles.

A

T

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28
Q

Infectious Bovine Rhinotracheitis may cause inflammation of conjunctiva.

A

T

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29
Q

Infectious Bovine Rhinotracheitis cause purulent discharge.

A

T

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30
Q

In Hungary the IgE-negative marker vaccine is to be used in the control of Infectious Bovine Rhinotracheitis.

A

T

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31
Q

Infectious Bovine Rhinotracheitis spreads slowly within a herd

A

T

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32
Q

We are doing Infectious Bovine Rhinotracheitis virus eradication programs in Hungary

A

T

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33
Q

Infectious Bovine Rhinotracheitis mainly causes pneumonia in 1-6 months old calves

A

T

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34
Q

IBR can occur in several clinical forms.

A

T

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35
Q

IBR is a frequent infection, cattle and its closest relatives are affected.

A

T

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36
Q

Bovine herpes mamillitis virus can cause mastitis in cows

A

T

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37
Q

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

A

T

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38
Q

Bovine herpesvirus 2 may cause generalised skin lesions

A

T

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39
Q

Bovine Herpes Mammillitis virus may cause lesions on the lips of milking calves.

A

T

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40
Q

Regarding Bovine Herpes Mammillitis, mainly heifers show clinical signs

A

T

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41
Q

Swine inclusion body rhinitis virus is causing mainly subclinical infection.

A

T

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42
Q

Bloody nasal discharge can be a sign of swine inclusion body rhinitis

A

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43
Q

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

A

T

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44
Q

Suid herpesvirus 2 may cause upper respiratory tract disease in piglets

A

T

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45
Q

Swine Inclusion Body Rhinitis is usually seen in piglets.

A

T

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46
Q

The Swine Inclusion Body Rhinitis virus may cause reproductive problems in sows

A

T

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47
Q

Malignant catarrhal fever may develop in swine too

A

T

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48
Q

Malignant Catarrhal Fever is usually lethal in cattle

A

T

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49
Q

Swine are affected by Malignant Catarrhal Fever

A

T

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50
Q

Malignant Catarrhal Fever can cause diarrhoea

A

T

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51
Q

Malignant Catarrhal Fever occurs if we keep cattle and sheep together

A

T

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52
Q

Abortion of sows can be a sign of Aujeszys disease

A

T

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53
Q

Pregnant sows may abort in Aujeszky’s disease

A

T

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54
Q

In swine the most serious CS of Aujeszys disease are usually seen in piglets

A

T

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55
Q

The signs of Aujeszys disease in dogs are similar to rabies

A

T

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56
Q

The symptoms of Aujeszys disease in ruminants is similar to rabies

A

T

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57
Q

The Aujeszy disease virus may infect several mammalian hosts

A

T

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58
Q

Aujeszys diseases can be latently carried by pigs in the nervous system

A

T

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59
Q

Central nervous signs of the Aujeszky’s disease are rarely seen in adult swine

A

T

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60
Q

Convalescent swine are life-long carriers and potential shedders of Aujeszky’s disease virus

A

T

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61
Q

Swine are immunized against the Aujeszky’s disease virus usually with gE negative marker vaccines

A

T

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62
Q

Liquid manure may play a role in the transmission of Suid herpesvirus 1 from swine to cattle

A

T

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63
Q

Discriminative ELISA tests may differentiate between vaccinated swine wild type Suid- herpesvirus infected ones.

A

T

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64
Q

Aujeszky’s disease virus infection in adult pigs is frequently subclinical.

A

T

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65
Q

Pigs infected with wild type Aujeszky’s disease virus can be differentiated from vaccinated ones by serological tests (i.e ELISA).

A

T

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66
Q

Aujeszky ́s disease can occur in pigs and cats.

A

T

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67
Q

Aujeszky ́s disease in pigs causes viraemia.

A

T

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68
Q

Aujeszky ́s disease in cats spreads along the nerves.

A

T

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69
Q

Aujeszky ́s disease can cause respiratory signs in adult pigs.

A

T

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70
Q

Aujeszky ́s disease causes fever in day old piglets.

A

T

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71
Q

Equine rhinopneumonitis virus can cause abortion several weeks after acute infection

A

T

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72
Q

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

A

T

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73
Q

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

A

T

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74
Q

The equid herpesvirus 1 may cause abortion storms in studs

A

T

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75
Q

Pregnant mares abort usually several weeks after equid herpesvirus 1 infection

A

T

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76
Q

Equid herpesvirus 1 may cause subclinical infection in horses

A

T

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77
Q

Both equid herpesvirus 1 and 4 can cause abortion

A

T

78
Q

Equine herpesvirus-4 causes mainly respiratory symptoms in horses.

A

T

79
Q

Equine herpesvirus-1 contains cross-reactive proteins against disease caused by EHV-4.

A

T

80
Q

Vaccination containing Equine herpesvirus-1 also provides protection against EHV-4

A

True?

81
Q

Equine herpesvirus-1 primarily causes respiratory symptoms in horses.

A

True?

82
Q

Equine herpesvirus 2 may cause keratoconjunctivitis

A

T

83
Q

Equine herpesvirus 2 can cause respiratory disease only in young foals

A

T

84
Q

Equid herpesvirus-2 may cause respiratory disease in foals.

A

T

85
Q

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

A

T

86
Q

Equid herpesvirus 2 may cause keratoconjunctivitis in foals.

A

T

87
Q

In horses infected with Equine herpesvirus-2, the symptoms are often unnoticed.

A

T

88
Q

Equine herpesvirus-2 in horses does not cause symptoms in adult animals.

A

T

89
Q

Equid herpesvirus 3 can cause lesions on the genital mucosa without abortion

A

T

90
Q

Equid herpesvirus 3 may cause coital exanthema in horses

A

T

91
Q

Herpesvirus 3 can be transmitted through mating.

A

T

92
Q

Coital Exanthema virus does not cause abortion.

A

T

93
Q

Canine herpesvirus infection can cause abortion.

A

T

94
Q

Herpesvirus infection of adult dogs may result in reproductive disorders

A

T

95
Q

Canine herpesvirus infection frequently appears with flu like symptoms

A

T

96
Q

Liver lesions are frequently seen in puppies with Canid herpesvirus 1 infection

A

T

97
Q

Herpesvirus is frequently causing kennel cough

A

T

98
Q

Hypothermia and weak immune response facilitate the severity of canid herpes virus infection of dogs

A

T

99
Q

Latent canine herpesvirus infection can be activated in pregnant bitches

A

T

100
Q

Canine herpesvirus can cause transplacental infection

A

T

101
Q

Pregnant bitches can be immunised against canine herpesvirus with inactivated vaccine

A

T

102
Q

Herpes infection of pups 2-3 weeks old is fatal

A

T

103
Q

Canine Herpes virus may remain in latency for years in infected animals.

A

T

104
Q

Canine herpesvirus 1 may contribute to the kennel cough syndrome

A

T

105
Q

Canid herpesvirus-1 may cause generalized infection and severe disease in young puppies.

A

T

106
Q

Inactivated vaccines are available for immunization against Canid herpesvirus-1.

A

T

107
Q

Upper respiratory infection of Canid herpesvirus-1 may contribute to the kennel cough syndrome.

A

T

108
Q

In utero infections with Canid herpesvirus may result in abortion.

A

T

109
Q

Decreased body temperature has a negative effect on Canine herpesvirus infected animals.

A

T

110
Q

Large dog kennels are usually seropositive for canine herpesvirus.

A

T

111
Q

Canine herpesvirus infection can be deadly below 2-3 weeks of age.

A

T

112
Q

Feline rhinotracheitis predisposes to pneumonia caused by Bordetella bronchiseptica.

A

T

113
Q

Feline rhinotracheitis can cause foetal developmental anomalies in pregnant cats.

A

T

114
Q

Sneezing is a typical sign of feline infectious rhinotracheitis

A

T

115
Q

Conjunctivitis is a frequent sign of feline rhinotracheitis

A

T

116
Q

Conjunctivitis and muco-purulent nasal discharge are frequent signs of feline rhinotracheitis T

A

T

117
Q

Clinical signs of feline infectious rhinotracheitis are similar to those of calicivirus

A

T

118
Q

Feline infectious rhinotracheitis often results high mortality in susceptible young kittens.

A

T

119
Q

Feline infectious rhinotracheitis often results in abortion of pregnant queens

A

T

120
Q

Feline infectious rhinotracheitis is characterized by inflammation of the upper respiratory tract

A

T

121
Q

Crowded area, poor general condition and stress contribute significantly to the development of feline infectious rhinotracheitis

A

T

122
Q

Prolonged contact is usually needed for successful transmission of feline infectious rhinotracheitis T

A

T

123
Q

Feline infectious rhinotracheitis can be treated with specific hyperimmune sera

A

T

124
Q

The Feline Infectious Rhinotracheitis virus is very contagious to cats.

A

T

125
Q

Mucous is a frequent sign of Feline Infectious Rhinotracheitis.

A

T

126
Q

Infectious laryngotracheitis virus strains may differ in virulence

A

T

127
Q

Conjunctivitis is a frequent sign of infectious laryngotracheitis

A

T

128
Q

Infectious laryngotracheitis can be deadly in chickens

A

T

129
Q

Infectious Laryngotracheitis virus replicates in the upper respiratory tract

A

T

130
Q

Tracheal lesions of Infectious Laryngotracheitis may be similar to those of fowl pox.

A

T

131
Q

The Infectious Laryngotracheitis virus does not cause viraemia

A

T

132
Q

Infectious Laryngotracheitis virus is present worldwide

A

T

133
Q

Infectious Laryngotracheitis causes changes in the larynx and upper airways

A

T

134
Q

Infectious Laryngotracheitis also occur in Hungary.

A

T

135
Q

Infectious Laryngotracheitis can be deadly in chickens.

A

T

136
Q

Mortality of infectious laryngotracheitis can go up to 50%.

A

T

137
Q

In case of viraemia the GaHV2 spreads to fowl’s organs in macrophages.

A

T

138
Q

Transient paralysis form of Marek’s disease can be present in 6-week-old chicken.

A

T

139
Q

Infection of Marek’s disease can occur in hatchery.

A

T

140
Q

The turkey herpesvirus causes cross immunity against Marek’s disease.

A

T

141
Q

Turkey Herpes virus can be used for vaccination against Marek Disease

A

T

142
Q

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

A

T

143
Q

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

A

T

144
Q

Lymphoproliferative form of Mareks disease is an acute disease

A

T

145
Q

There is in ovo vaccine against Mareks disease

A

T

146
Q

Germinative infection does not occur in Mareks disease

A

T

147
Q

The acute form of Mareks is primarily a tumour formation.

A

T

148
Q

Signs of Marek disease may be very similar to reticuloendotheliosis signs

A

T

149
Q

The Marek disease virus survives for long in the environment

A

T

150
Q

Transient Marek paralysis may lead to visceral form

A

T

151
Q

The chronic form of Marek disease is characterized by neurological disorders

A

T

152
Q

Marek disease is the result of air born infection.

A

T

153
Q

Marek disease usually starts as an airborne infection.

A

T

154
Q

Free Marek virus particles are shed from the feather follicles

A

T

155
Q

The Marek’s disease virus may survive in the environment for several months

A

T

156
Q

Free virions of the Marek’s disease virus are formed in the feather follicle epithelial cells

A

T

157
Q

Chicken shed the Marek’s disease virus via feather follicular epithelial cells.

A

T

158
Q

The pathological lesions of acute Marek’s disease and reticuloendotheliosis can be similar

A

T

159
Q

The Marek ́s disease virus is transmitted by inhalation.

A

T

160
Q

The pathology lesions of acute Marek ́s disease and avian leucosis can be similar.

A

T

161
Q

The Marek ́s disease virus causes immunosuppression.

A

T

162
Q

The acute form of Marek ́s disease is characterized by lymphoid cell proliferation.

A

T

163
Q

The highly virulent strains of Marek ́s disease may cause tumours in turkey

A

T

164
Q

Marek’s disease only occurs in domestic fowl.

A

T

165
Q

Marek’s disease spreads primarily via the aerogenous route

A

T

166
Q

The neoplastic form of Marek disease is caused by high virulence strains

A

T

167
Q

Vaccination is used for the prevention of Marek ́s disease

A

T

168
Q

We can differentiate Marek’s disease from reticuloendotheliosis only by lab diagnostics methods.

A

T

169
Q

General preventative measures and vaccination of day-old chickens must be used for the prevention of Marek’s disease.

A

T

170
Q

Live attenuated strains are used for vaccination against Marek ́s disease

A

T

171
Q

The highly virulent strains of Marek’s disease may cause tumors in turkeys.

A

T

172
Q

Highly virulent Marek’s disease viruses may break through vaccine induced protection.

A

T

173
Q

Conjunctivitis is a frequent sign of duck viral enteritis.

A

T

174
Q

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

A

T

175
Q

Liver dystrophy is a frequent lesion of duck viral enteritis (duck plague)

A

T

176
Q

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

A

T

177
Q

Duck plague virus may be shed life long by animals recovered from the disease

A

T

178
Q

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

A

T

179
Q

Duck plague virus damages blood vessel endothelium

A

T

180
Q

Vaccines containing a live attenuated strain can be used for prevention against Duck Plague.

A

T

181
Q

Duck Plague virus can “settle” in wild ducks.

A

T

182
Q

Duck Plague also affects geese.

A

T

183
Q

Duck Viral Enteritis can affect all age groups.

A

T

184
Q

Depression, respiratory signs and bloody diarrhoea are main signs of Duck Plague

A

T

185
Q

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

A

T

186
Q

Pigeon herpesvirus infections mainly affect young pigeons

A

T

187
Q

Pigeon herpesvirus infection is frequently combined with adenovirus and circovirus infection.

A

T

188
Q

Pigeon herpesvirus may cause respiratory disease in young pigeons.

A

T

189
Q

Pigeon herpesvirus causes conjunctivitis, rhinitis, pharyngitis and diarrhoea in the acute stage.

A

T

190
Q

Pigeon herpesvirus infection is related to Marek’s disease.

A

T

191
Q

Diarrhoea and nasal discharge are common in Pigeon herpesvirus infections

A

T

Epi (19 decks)

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