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EPI 1 > Picornavirus > Flashcards

Picornavirus Flashcards

1
Q

Picornaviridae are enveloped viruses

A

False

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2
Q

The resistance of Picornaviridae is low, they cannot survive in the environment

A

False

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3
Q

Vaccinations are used in Europe for prevention of picornaviruses

A

True

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4
Q

Just State Vet medical steps and general preventative measures are used for prevention for
Picornavirus

A

False

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5
Q

Cardioviruses have a narrow host range

A

False

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6
Q

Picornavirus is characterized by encephalitis and severe diarrhoea

A

False

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7
Q

Asymptomatic animals can carry Teschovirus

A

True

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8
Q

Teschovirus is resistant, it remains infective in the faeces for a few weeks

A

True

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9
Q

Teschen and Talfan disease are caused by different virulence variants of the same virus

A

True

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10
Q

Asymptomatic animals can carry Teschovirus

A

True

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11
Q

Only pigs are susceptible to teschovirus encephalomyelitis

A

True

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12
Q

Teschovirus encephalomyelitis virus is shed in the faeces

A

True

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13
Q

There is widespread vaccination to control teschovirus encephalomyelitis

A

False

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14
Q

Teschovirus encephalomyelitis virus is transmitted by arthropods

A

False

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15
Q

There is widespread vaccination using inactivated vaccines to prevent teschovirus
encephalomyelitis

A

False

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16
Q

Porcine teschovirus encephalomyelitis virus is shed in the faces

A

True

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17
Q

Asymptomatic pigs can shed the porcine teschovirus encephalomyelitis virus

A

True

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18
Q

Porcine teschovirus encephalomyelitis virus replicates in the gut

A

True

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19
Q

Porcine teschovirus encephalomyelitis is mainly caused by serotype 1 strains

A

True

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20
Q

Porcine teschovirus encephalomyelitis virus is maintained by rodents

A

False

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21
Q

Porcine teschovirus encephalomyelitis virus can infect pigs and cattle

A

False

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22
Q

Porcine teschovirus encephalomyelitis virus cannot survive in the environment

A

False

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23
Q

A sporadic disease with weakness of hind legs or encephalomyelitis in piglets

A

True

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24
Q

Dogs and cats can be infected with Teschen disease virus

A

False

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25
Q

Teschen disease virus can be present in pork meat

A

True

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26
Q

The virus of Teschen disease is shed in the faeces for several weeks after infection

A

True

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27
Q

The main clinical sign of Teschen disease in sheep is pneumonia

A

False

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28
Q

Lameness is a typical clinical sign of Teschen disease

A

True

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29
Q

Teschen disease occurs in cattle, sheep and pigs

A

False

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30
Q

Enteritis and pneumonia are frequent postmortem lesions of Teschen disease

A

False

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31
Q

Enlargement of the spleen and haemorrhages are typical postmortem lesions of Teschen
disease

A

False

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32
Q

Haemorrhages are typical postmortem lesions of Teschen disease

A

False

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33
Q

Teschen disease is frequent all over the world

A

False

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34
Q

The Teschen disease virus infects the animals per os

A

True

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35
Q

Paralysis is a clinical sign of Teschen disease

A

True

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36
Q

Diarrhoea is a typical clinical sign of Teschen disease

A

False

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37
Q

Dogs and cats can be infected with Teschen disease virus

A

False

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38
Q

Teschen disease can affect older pigs

A

True

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39
Q

Teschen disease is endemic in Brazil

A

False

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40
Q

Both young and adult pigs can be affected by Teschen disease

A

True

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41
Q

Teschen is caused by Picornavirus

A

True

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42
Q

Teschen is caused by Enterovirus

A

False

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43
Q

Teschen disease is present worldwide

A

False

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44
Q

Teschen disease causes diarrhoea in piglets

A

False

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45
Q

Teschen disease can affect older piglets

A

True

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46
Q

Inactivated vaccines are widely used in Europe to prevent Talfan disease

A

False

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47
Q

There is widespread vaccination in Europe for prevention of Talfan disease

A

False

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48
Q

Talfan disease can be seen in animals below 4 months of age

A

True

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49
Q

Talfan disease is a disease of pigs

A

True

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50
Q

The clinical signs of Talfan disease are more severe than that of Teschen disease

A

False

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51
Q

Talfan disease occurs in any age groups

A

False

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52
Q

Haemorrhages are typical postmortem lesions of Talfan disease

A

False

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53
Q

Flaccid paralysis is a typical clinical sign of Talfan disease

A

True

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54
Q

Paralysis is a clinical sign of Talfan disease

A

True

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55
Q

Talfan disease is caused by viruses of decreased virulence

A

True

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56
Q

Talfan disease occurs in Europe, America and Australia

A

True

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57
Q

Pigs and ruminants are susceptible to the agent of Talfan disease

A

False

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58
Q

The agent of Talfan disease replicates in the gut

A

True

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59
Q

The agent of Talfan disease is shed lifelong after the infections

A

False

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60
Q

Talfan infects piglets older than 4 months

A

False

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61
Q

Vesicles can be seen in the liver in the case of swine vesicular disease

A

False

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62
Q

Swine vesicular disease virus cannot cause viraemia

A

False

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63
Q

Swine vesicular disease virus can cause viraemia

64
Q

Swine vesicular disease is a zoonosis

65
Q

Swine vesicular disease virus can cause vesicles on the snout of pigs

66
Q

The resistance of swine vesicular disease virus is very low; it cannot survive in the
environment

67
Q

Haemorrhages in the serous membranes can be frequently seen postmotem in the case of
swine vesicular disease

68
Q

Haemorrhages can be seen post mortem in the case of swine vesicular disease

69
Q

The mortality of swine vesicular disease is 40-50%

70
Q

The mortality of swine vesicular disease is very high, it can be 50-60%

71
Q

Swine vesicular disease is frequently seen in Europe

72
Q

Swine vesicular disease virus replicates in the epithelium of the throat and tonsils

73
Q

Only pigs are susceptible to swine vesicular disease virus

74
Q

Pigs are infected with swine vesicular disease virus per os

75
Q

Swine vesicular disease is present worldwide

76
Q

Swine vesicular disease is frequent among pigs

77
Q

Swine vesicular disease occurs only in Africa, it never occurred in Europe

78
Q

Swine vesicular disease virus can be shed by asymptomatic carriers

79
Q

Swine vesicular disease virus can infect only pigs

80
Q

Swine Vesicular Disease virus can infect swine and ruminants

81
Q

Swine Vesicular Disease virus can cause infection per os

82
Q

Swine Vesicular Disease virus does not cause viraemia, only local lesions can be seen

83
Q

Swine Vesicular Disease virus can infect humans

84
Q

Swine vesicular disease virus cannot survive in the environment

85
Q

Swine Vesicular Disease cause skin lesions in bovids

86
Q

Swine Vesicular Disease is derived from Coxsacki-B5

87
Q

Swine Vesicular Disease virus can replicate in CNS

88
Q

Swine Vesicular Disease is present only in Italy

89
Q

Swine Vesicular Disease is present only in Hong Kong

90
Q

Swine Vesicular Disease was present in both Italy and Hong Kong

91
Q

Swine Vesicular Disease can cause clinical signs in humans

92
Q

Swine Vesicular Disease has been present in all European countries, but now only present in South-East Asia

93
Q

Swine Vesicular Disease is similar in appearance to Foot and Mouth Disease

94
Q

Swine Vesicular Disease causes skin lesions in cattle

95
Q

Judging from the clinical signs, Swine Vesicular Disease cannot be differentiated from FMD

96
Q

Swine Vesicular Disease is frequent among pigs

97
Q

Lameness can be a sign of Swine Vesicular Disease

98
Q

Haemorrhages in the parenchymal organs are frequent postmortem lesions of avian encephalomyelitis

99
Q

Haemorrhages are frequent postmortem lesions of avian encephalomyelitis

100
Q

There is germinative spread in the case of avian encephalomyelitis

101
Q

There is no germinative infection in the case of avian encephalomyelitis

102
Q

Avian encephalomyelitis is not transmitted germinatively

103
Q

Tremor is a typical clinical sign of avian encephalomyelitis

104
Q

Avian Encephalomyelitis is not transmitted through the egg

105
Q

Avian encephalomyelitis virus can infect chicken

106
Q

Clinical signs of avian encephalomyelitis can be seen in animals up to 5 weeks of age

107
Q

Avian encephalomyelitis virus is shed in the faeces

108
Q

Avian encephalomyelitis is caused by a double stranded DNA virus

109
Q

Chickens are susceptible to avian encephalomyelitis virus

110
Q

Germinative infection is a way of spreading of avian encephalomyelitis virus

111
Q

Avian encephalomyelitis is caused by enterovirus

112
Q

Incubation time of Avian encephalomyelitis virus is 11 (9-10) days following PO infection

113
Q

Incubation time of Avian encephalomyelitis virus depends on the mode of infection

114
Q

Avian encephalomyelitis is caused by a hepatovirus

115
Q

Avian encephalomyelitis is not transmitted germinatively.

116
Q

Avian encephalomyelitis virus kills the embryo

117
Q

Avian encephalomyelitis is present only in chickens

118
Q

Avian encephalomyelitis virus is killed at hatching temperature

119
Q

Avian encephalomyelitis spreads both horizontally and via eggs

120
Q

Infection via eggs does not occur in Avian encephalomyelitis

121
Q

Germinative infection can happen in the case of duck hepatitis

122
Q

Spasmodical paddling is a frequent clinical sign of duck hepatitis

123
Q

The resistance of duck hepatitis A virus is high

124
Q

Ducks are infected with the duck hepatitis A virus generally per os

125
Q

Duck hepatitis cannot be prevented with vaccination

126
Q

Duck hepatitis A virus is shed in the faeces

127
Q

Duck hepatitis A virus does not cause viraemia

128
Q

Ducks are infected with the duck hepatitis A virus generally per os.

129
Q

Duck hepatitis A virus can cause germinative infection

130
Q

Clinical signs of duck hepatitis can be seen mainly in laying ducks

131
Q

Duck hepatitis A virus can be detected with PCR

132
Q

Germinative infection is the primary way of infection with Duck hepatitis A Virus

133
Q

Clinical signs of Duck hepatitis are seen in 1-4 week old ducklings.

134
Q

Spasmodical paddling is a typical sign of Duck hepatitis

135
Q

There are no vaccines for the prevention of Duck hepatitis

136
Q

Per os infection is a common way of infection with duck hepatitis A virus

137
Q

Clinical signs of duck hepatitis can be seen in all age groups

138
Q

Duck Viral Hepatitis is present in Hungary on a large scale

139
Q

Duck Viral Hepatitis can be caused by multiple virus spp./serotypes

140
Q

Duck Viral Hepatitis is primarily a disease of younger ducklings

141
Q

The primary replication site is the GI tract in Duck Viral Hepatitis

142
Q

Type 4 Duck Viral Hepatitis can infect older animals

143
Q

Duck Viral Hepatitis is caused by type 1 and 2 coronavirus.

144
Q

Duck Viral Hepatitis causes haemorrhagic enteritis in older ducks

145
Q

Pathogens of Duck Viral Hepatitis can infect older animals

146
Q

Encephalomyocarditis virus is shed in the faeces by infected animals

147
Q

Encephalomyocarditis virus infects animals mainly per os

148
Q

Encephalomyocarditis infections are rare

149
Q

Encephalomyocarditis virus can infect only pigs

150
Q

Encephalomyocarditis virus remains infective in the environment

151
Q

Encephalomyocarditis virus can cause per os infection.

152
Q

Encephalomyocarditis virus can infect humans

153
Q

Encephalomyocarditis virus has a narrow host range

154
Q

Rodents can maintain encephalomyocarditis infection

155
Q

Encephalomyocarditis virus can cause necrosis of the heart muscle

156
Q

Encephalomyocarditis is a zoonosis

157
Q

Encephalomyocarditis may be deadly for elephants.

EPI 1 (56 decks)

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