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Epi Mix > Epi Mix AF 6201-6400 > Flashcards

Epi Mix AF 6201-6400 Flashcards

1
Q

Distemper occurs in lions and dolphins

A

t

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2
Q

Distemper can cause encephalitis in dogs

A

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3
Q

Surviving distemper does not result in protection

A

f

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4
Q

Distemper can predispose dogs to secondary bacterial infections

A

t

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5
Q

Vaccinations against distemper at half years of age

A

f

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6
Q

Distemper causes de-myelinization

A

t

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7
Q

Distemper through conjunctival smear can be diagnosed by immunofluorescence technique

A

t

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8
Q

Canine distemper virus often causes cytoplasmic inclusion bodies in the urinary bladder epithelial cells

A

t

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9
Q

Hendra and Nipah viruses cause zoonotic disease

A

t

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10
Q

Hendra virus can infect mainly swine and human

A

f

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11
Q

Hendra virus can cause respiratory and neurological signs

A

t

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12
Q

Horse is susceptible to Hendra virus infection

A

t

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13
Q

Hendra virus can cause enteritis in the small intestine

A

f

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14
Q

Natural reservoir of Hendra virus is flying fox (bat)

A

t

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15
Q

Hendra-viruses can cause encephalitis in horses and in humans

A

t

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16
Q

Hendra virus is found only in Australia

A

t

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17
Q

Diseases caused by Nipah virus occur worldwide

A

f

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18
Q

Nipah virus can cause ataxia, spasms, and paralysis in pigs

A

t

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19
Q

Natural reservoir of Nipah virus is fruit bats

A

t

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20
Q

Wild birds may be reservoir hosts of the Nipah-viruses

A

f

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21
Q

Nipah virus is transmitted mainly by arthropod vectors

A

f

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22
Q

Bovine RS virus can cause severe pneumonia in 6 months to 2 years old calves

A

t

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23
Q

Bovine respiratory syncytial virus replicates in the alveolar epithelium

A

t

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24
Q

Worldwide occurrence is characteristic for Bovine respiratory syncytial virus infection

A

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25
Q

Bovine respiratory syncytial virus causes viraemia

A

f

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26
Q

Bovine respiratory syncytial virus can predispose to secondary bacterial infections

A

t

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27
Q

Subcutaneous emphysema is a common clinical sign of the disease caused by bovine respiratory syncytial virus

A

t

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28
Q

Disease caused by bovine respiratory syncytial virus cannot be prevented with vaccination

A

f

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29
Q

Bovine respiratory syncytial virus is spreading fast within a herd

A

t

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30
Q

Bovine respiratory syncytial virus can cause life threatening disease in calves

A

t

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31
Q

Bovine respiratory syncytial virus causes low morbidity and high mortality

A

f

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32
Q

Bovine respiratory syntitial virus is caused by pneumovirus and we use inactivated vaccines for prevention

A

t

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33
Q

Bovine parainfluenza virus causes central nervous clinical signs in calves

A

f

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34
Q

Bovine parainfluenza-3 virus can result formation of hyalin membrane in the alveoli

A

t

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35
Q

Disease caused by bovine parainfluenza-3 virus is very rare

A

f

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36
Q

Bovine parainfluenza-3 virus can cause interstitial pneumonia in calves

A

t

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37
Q

Bovine parainfluenza-3 virus infection is usually endemic in cattle farms

A

t

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38
Q

Bovine parainffuenza-3 virus generally causes aerosol infection

A

t

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39
Q

Fever, coughing, nasal discharge are common clinical signs of bovine PI-3 infection

A

t

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40
Q

Disease caused by bovine parainfluenza 3 virus can be diagnosed using paired sera

A

t

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41
Q

Bovine parainfluenza virus 3 is frequently endemic in cattle farms

A

t

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42
Q

Parainfluenza 3 virus of cattle spreads mainly by arthropod vectors

A

f

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43
Q

Symptoms of parainfluenza 3 virus infection of cattle are similar to RS virus infection

A

t

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44
Q

Parainfluenza-3 virus of cattle can cause thromboembolic meningoencephalitis

A

f

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45
Q

Parainfluenza-3 virus infection of calves is frequently followed by secondary bacterial infection.

A

t

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46
Q

Parainfluenza-3 viruses causes disease primarily in young calves

A

t

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47
Q

A common route of infection with parainfluenza-3 is through inhalation

A

t

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48
Q

Parainfluenza-3 virus can predispose cattle to pneumonia caused by bacteria

A

t

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49
Q

The main clinical sign of a parainfluenza-3 infection is diarrhoea

A

f

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50
Q

Parainfluenza-3 virus aids in secondary bacterial contaminations

A

t

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51
Q

Velogenic strains of Newcastle disease virus (NDV) cause an acute form of the disease

A

t

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52
Q

Velogenic strains of Newcastle disease virus (NDV) cause an acute septicemia

A

f

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53
Q

Live mesogenic strains of NDV are used for vaccinations in Europe

A

t (not sure though)

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54
Q

Day-old chicken can be vaccinated with apathogenic strains to prevent ND

A

t

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55
Q

Hen flocks are vaccinated with lentogenic/apathogenic strains to induce maternal immunity

A

t

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56
Q

Mesogenic strains of NDV are used for vaccination in some countries

A

t

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57
Q

Apathogenic trains of NDV are used for vaccination

A

t

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58
Q

Velogenic-viscerotropic NDV strains can cause disease with high mortality

A

t

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59
Q

ND is caused by virulent strains of the APMV-1 serogroup

A

t

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60
Q

Members of every APMV serogroup can cause Newcastle disease

A

f

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61
Q

It is possible to determine the virulence of AMPV-1 strains by sequencing

A

t

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62
Q

A usual 1st symptom of neurotropic-vNDV infection is diarrhea

A

f

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63
Q

An acute, nervous form of Newcastle disease can frequently be seen in ducks

A

f

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64
Q

An acute, nervous form of Newcastle disease can frequently be seen in dogs

A

f

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65
Q

Newcastle disease is caused by virulent strains of serogroup APMV-1

A

t

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66
Q

An intracerebral pathogenicity index higher than 0.7 is a criterion of ND

A

t

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67
Q

The sequence of Newcastle disease virus F0 splice is a significant factor in its virulence

A

t

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68
Q

Newcastle Disease ND viruses cause dwarfism in embryonated chicken eggs

A

f

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69
Q

There are no vaccines for the prevention of Newcastle disease

A

f

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70
Q

Only faeces of the infected birds contains Newcastle disease virus

A

f

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71
Q

Diarrhoea is a clinical sign of Newcastle disease

A

t

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72
Q

Virulence of Newcastle disease virus can be characterised with the chicken embryo survival index

A

t

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73
Q

Newcastle disease is caused by avian paramyxovirus 1

A

t

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74
Q

Newcastle disease virus can infect only chicken

A

f

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75
Q

Worldwide distribution is common for Newcastle disease virus

A

t

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76
Q

Inhalation is an important way of transmission of Newcastle disease virus

A

t

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77
Q

Per os infection is an important way of transmission of Newcastle disease virus

A

t

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78
Q

Eurasia is free from Newcastle disease

A

f

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79
Q

Humans are resistant against Newcastle disease virus

A

f

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80
Q

Lentogenic Newcastle disease virus cause severe fatal infection

A

f

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81
Q

Lentogenic NDV may cause disease in young turkey

A

t (not sure though)

82
Q

Germinative infection is an important way of transmission of Newcastle disease virus

A

f

83
Q

Lentogenic Newcastle disease virus can cause high morbidity and mortality in poultry flocks

A

f

84
Q

Lentogenic Newcastle disease virus is more virulent than velogenic

A

f

85
Q

Newcastle disease virus causes viraemia

A

t

86
Q

Newcastle disease virus damages blood vessels

A

t

87
Q

The clinical signs of Newcastle disease and avian influenza are similar

A

t

88
Q

Virulence of Newcastle disease virus can be characterised with the intracerebral pathogenicity index

A

t

89
Q

There are different virulence variants of Newcastle disease virus

A

t

90
Q

Only inactivated vaccines may be used for the prevention of Newcastle disease

A

f

91
Q

Velogenic Newcastle disease virus is more virulent than mesogenic

A

t

92
Q

Tremor, spasms and torcicollis are clinical signs of Newcastle disease

A

t

93
Q

Newcastle disease, splice site significant

A

t

94
Q

Vaccination against Newcastle disease is used all over world

A

t

95
Q

The vaccine for NDV is a lentogenic strain

A

t

96
Q

Lentogenic stain is used in vaccines for new castles disease

A

t

97
Q

Newcastle disease virus velogen viscerotop and neurotrop causes neurological signs

A

t

98
Q

Wild birds may be reservoir hosts of the Newcastle disease virus

A

t

99
Q

The virulence of Newcastle disease strains can be determined by sequence analysis of certain genes

A

t

100
Q

Newcastle disease virus cannot survive long in the environment

A

f

101
Q

Newcastle disease virus is typically vectored by ticks

A

f

102
Q

Velogenic strains of Newcastle disease virus always cause encephalitis

A

t

103
Q

Lentogenic strains of Newcastle disease virus can be used for vaccine production

A

t

104
Q

Velogenic viscerotrop strains of Newcastle disease virus can be used for vaccine production

A

f

105
Q

Avian paramyxoviruses (APMV) belong into 9 serogroups

A

t

106
Q

Lentogenic strains of Newcastle disease virus do not cause clinical signs

A

f

107
Q

Wild boars may transmit Newcastle disease virus

A

f

108
Q

Any member of the avian paramyxovirus serogroups may cause Newcastle disease

A

f

109
Q

Avian paramyxovirus-1 usually causes central nervous disease in pigeons

A

t

110
Q

Newcastle disease virus can be taken up by inhalation and per os

A

t

111
Q

CNS clinical signs are frequently seen in chicken in the case of Newcastle disease

A

t

112
Q

Newcastle disease could easily be differentiated from avian influenza

A

f

113
Q

Using vaccines of velogenic strains of Newcastle disease virus good protection can be reached

A

f

114
Q

Drop of egg production is a clinical sign of avian metapneumovirus infection

A

t

115
Q

Avian metapneumovirus infection occurs only in America

A

f

116
Q

Avian metapneumovirus infection spreads very fast within the flock

A

t

117
Q

Disease caused by avian metapneumovirus is more severe in turkeys than hens

A

t

118
Q

In avian metapneumovirus infection the egg production drops/decreases

A

t

119
Q

Swollen head syndrome (SHS) caused by avian metapneumonia virus

A

t

120
Q

Wild birds may be reservoir hosts of avian metapneumoviruses

A

t

121
Q

Avian metapneumoviruses can cause respiratory signs and egg production problems

A

t

122
Q

Turkey rhinotracheitis virus causes disease in turkeys and chickens

A

t

123
Q

Turkey rhinotracheitis is most frequent at 4-9 weeks of age

A

f (all ages are susceptible)

124
Q

Rhabdoviruses are enveloped viruses

A

t

125
Q

Rhabdoviruses are resistant viruses they can remain infective in the environment for several weeks

A

f

126
Q

Rhabdoviruses are generally good antigens

A

t

127
Q

Rhabdoviruses can survive in the environment for several months

A

f

128
Q

The resistance of Rhabdoviruses is good

A

f

129
Q

Vesicular stomatitis virus has a narrow host range

A

f

130
Q

Vesicular stomatitis is a frequent disease in Africa

A

f

131
Q

Vesicular stomatitis is a widespread disease all over the world

A

f

132
Q

Vesicular stomatitis virus can cause clinical signs in horses

A

t

133
Q

Vesicular stomatitis is a zoonotic disease

A

t

134
Q

Increased salivation is a clinical sign of vesicular stomatitis

A

t

135
Q

The mortality of vesicular stomatitis is low

A

t

136
Q

The mortality of vesicular stomatitis is very high

A

f

137
Q

Vesicular stomatitis causes large number of vesicles in humans

A

f

138
Q

Vesicular stomatitis virus is transmitted by blood sucking arthropods and direct contact

A

t

139
Q

The clinical signs of foot and mouth disease and vesicular stomatitis cannot be differentiated in horses

A

f

140
Q

Vesicular stomatitis can be transmitted only by arthropods

A

f

141
Q

Vesicular Stomatitis virus can be transmitted by arthropods

A

t

142
Q

Vesicular stomatitis can occur in ruminants, horses, pigs, and humans

A

t

143
Q

Vesicular stomatitis virus does not cause viraemia only local lesions

A

f

144
Q

Vesicular stomatitis virus is found all over the world

A

f

145
Q

Vesicular stomatitis virus: horse is sensitive

A

f

146
Q

Vesicular stomatitis virus spreads with insects

A

t

147
Q

After recovery of VSV there will be a permanent immunity

A

f

148
Q

Vesicular stomatitis can be generalized

A

t

149
Q

Vesicular stomatitis can cause vesicles on the foot

A

t

150
Q

Only ruminants can have vesicular stomatitis

A

f

151
Q

Vesicular stomatitis: animals can recover

A

t

152
Q

Vesicular stomatitis occurs in America

A

t

153
Q

The host range of vesicular stomatitis and foot and mouth disease is the same

A

f

154
Q

Sand flies and midges can transmit vesicular stomatitis virus

A

t

155
Q

In the case of vesicular stomatitis vesicles are formed only at the place of entry of the virus

A

f

156
Q

Vesicular stomatitis cannot be prevented with vaccines

A

f

157
Q

The vesicular stomatitis virus is uniform, there are no serotypes, variants etc

A

f

158
Q

The resistance of the vesicular stomatitis virus is low

A

t

159
Q

Vesicular stomatitis virus can cause lesions on the teats

A

t

160
Q

The host range of the vesicular stomatitis virus is wide

A

t

161
Q

Vesicular stomatitis is endemic in America

A

t

162
Q

Vesicular stomatitis virus infects only swine

A

f

163
Q

Cattle are not susceptible to vesicular stomatitis virus

A

f

164
Q

Vesicular stomatitis virus can infect humans

A

t

165
Q

Lesions of vesicular stomatitis heal within a few weeks

A

t

166
Q

There are no vaccines for the prevention of vesicular stomatitisf

A

?

167
Q

Insects are involved in the transmission of vesicular stomatitis virus

A

t

168
Q

Vesicular stomatitis virus can spread by direct contact

A

t

169
Q

Vesicular stomatitis virus can cause severe disease in humans

A

f

170
Q

Ephemeral fever virus is transmitted by arthropods

A

t

171
Q

Direct contact is the main way of transmission of ephemeral fever virus

A

f

172
Q

Ephemeral fever is a frequent disease all over the world

A

f

173
Q

Ephemeral fever is a zoonotic disease

A

f

174
Q

Ephemeral fever virus is shed in large amount in the saliva

A

f

175
Q

Ephemeral fever occurs only in America

A

f

176
Q

The morbidity is high, the mortality is low in the case of ephemeral fever

A

t

177
Q

Drop of milk production is a common sign of ephemeral fever

A

t

178
Q

Ephemeral fever occurs in the tropical countries

A

t

179
Q

Inhalation of the tracheal discharge is the main way of infection with ephemeral fever virus

A

f

180
Q

The clinical signs of ephemeral fever are more severe in horses than cattle

A

f

181
Q

Animals with ephemeral fever have fever for about 2-3 days

A

t

182
Q

In the case of silent rabies rabid dogs cannot bark

A

f

183
Q

There is a high level of cross protection between phylogroups of rabies viruses

A

f

184
Q

Humans can be infected with European bat lyssaviruses in case of direct contact

A

t

185
Q

Cytoplasmic inclusion bodies can be seen in the case of rabies

A

t

186
Q

Only carnivorous animals are susceptible to rabies virusf

A

?

187
Q

Rabies virus is uniform without serotypes, genotypes etc

A

f

188
Q

Aggressiveness is a frequent sign of rabies

A

t

189
Q

Puppies have to be vaccinated against rabies at the age of 6 weeks

A

f

190
Q

Rabies virus can infect humans; however, humans are not very susceptible

A

t

191
Q

Bat lyssaviruses cannot infect humans

A

f

192
Q

Bats infected with European bat lyssaviruses frequently attack animals

A

f

193
Q

Rabies is a notifiable disease

A

t

194
Q

Increased sex drive is a frequent sign of rabies

A

t

195
Q

Sylvatic rabies is maintained by wild living animals

A

t

196
Q

Foxes maintain sylvatic rabies in Europe

A

t

197
Q

Racoon is one of the species that maintains sylvatic rabies in America t

A

?

198
Q

In order to prevent sylvatic rabies, foxes are vaccinated per os with live vaccine in bait

A

t

199
Q

Changed behaviour and paralysis are clinical signs of rabies

A

t

200
Q

The incubation time of rabies is generally 24-72 hours; however, exceptions can occur

A

f

Epi Mix (35 decks)

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