Midterm 1: Poxvirus Flashcards
(230 cards)
1
Q
The eradication of smallpox was successful because the immunity against the virus is strong
A
True
2
Q
Poxviruses can cause generalised disease
A
True
3
Q
The eradication of monkeypox was successful
A
False
4
Q
The eradication of smallpox was successful because the virus has one and stable serotype
A
True
5
Q
The eradication of smallpox was successful because there are clinical signs during the shedding
A
True
6
Q
Poxviruses cause inclusion body in the cytoplasm
A
True
7
Q
Pox viruses are epitheliotropic viruses
A
True
8
Q
Poxviruses can cause local clinical signs
A
True
9
Q
Poxviruses cause inclusion body in the nucleus
A
False
10
Q
Pox viruses cause lesions in 4 stradia at the site of primer replication
A
False
11
Q
Parapox viruses cause long lasting immunity
A
False
12
Q
Serological cross-protectivity exists between certain poxvirus species but only within genus
A
True
13
Q
Humans can be infected with the following poxviruses: Cowpox, Pseudocowpox, Vaccinia, Monkeypox, Parapox, Contagious Pustular Dermatitis
A
True
14
Q
Poxvirus never causes viraemia and generalised infection
A
False
15
Q
Poxvirus can cause cytoplasmic inclusion bodies
A
True
16
Q
Poxvirus are a strong antigens, except for Orthopoxvirus
A
False
17
Q
Poxvirus are a strong antigen, except for Parapoxvirus
A
True
18
Q
Serological cross-reactions exist between certain poxvirus species
A
True
19
Q
Poxviruses usually propagate in epithelial cells of the skin and mucosal surface
A
True
20
Q
Orthopoxviruses are strong antigens
A
True
21
Q
Parapoxviruses are strong antigens
A
False
22
Q
Avipox viruses can cause fever and rash in children (chickenpox)
A
False
23
Q
Poxviruses usually induce cell proliferation in epithelial cells of the skin and mucosal surfaces
A
True
24
Q
Orthopoxviruses cause long-lasting immunity
A
True
25
Cowpox Virus virus can infect rodents
True
26
Cowpox causes a pockmark after Infection
False
27
Cowpox virus is a zoonotic agent
True
28
People are susceptible to cowpox virus infection
True
29
Cowpox is closely related to smallpox virus
True
30
Cowpox virus is frequently present in rodents
True
31
Cowpox can cause lesions in humans
True
32
Skin nodules and ulcers can be signs of cowpox infection in cats
True
33
Skin lesions may be seen in cats after Cowpox virus infection
True
34
In cattle, Cowpox lesions are usually seen on the teats
True
35
Rodents are reservoir hosts of the cowpox virus
True
36
Cowpox virus frequently causes abortions and encephalitis of calves
False
37
Cowpox virus can cause milker’s nodules in humans
True
38
Cowpox virus frequently causes transplacental infection and immune tolerance
False
39
The Cowpox virus infection is prevented by regular vaccination in endemic countries
False
40
In cattle the Cowpox infection is mostly fatal
False
41
Recovering from Cowpox leaves lifelong immunity
False
42
Cowpox virus is most frequently present in rodents
True
43
Cowpox virus may cause a generalised infection in elephants
True
44
Cowpox virus can infect wild animals
True
45
Pseudocowpox virus is closely related to smallpox virus
False
46
Pseudocowpox virus can infect cats
False
47
Pseudocowpox spreads slowly on a farm
True
48
Pseudocowpox virus usually causes nodules on face of infected cats
False
49
Reinfection can happen in the case of pseudocowpox virus
True
50
Pseudocowpox causes a pockmark after infection
False
51
Pseudocowpox virus usually causes itchy red nodules on the face of infected person
False
52
Pseudocowpox virus can cause itchy red nodules on the finger of an infected person
True
53
Pseudocowpox does not cause a milkers nodule
False
54
Pseudocowpox is a zoonotic agent
True
55
People are susceptible to pseudocowpox infection
True
56
Pseudocowpox infections result a long lasting immunity
False
57
In cattle, Pseudo-cowpox lesions are usually seen on the teats
True
58
Pseudo-cowpox can cause Pseudo-lumpy skin disease in cats
False
59
In cattle Pseudopox lesions are usually mild and transient
True
60
Recovering from Pseudocowpox leaves/results in lifelong immunity
False
61
Pseudocowpox virus only infects cloven-hoofed animals
False
62
Pseudocowpox infections may be present in humans
True
63
Bovine papular stomatitis virus can frequently cause coinfection with BVDV
True
64
Bovine papular stomatitis virus can frequently cause coinfection with herpes mammillitis virus
False
65
Vaccination against bovine papular stomatitis provides life-long immunity
False
66
Bovine Papular Stomatitis virus causes vesicles in the oral cavity and hoofs of cattle
False
67
Calves should be vaccinated against Bovine Papular Stomatitis
False
68
Bovine Papular Stomatitis can cause skin lesions in humans
True
69
Bovine Papular Stomatitis is frequently seasonal
True
70
Bovine Papular Stomatitis is caused by a Parapoxvirus
True
71
Lumpy skin disease is an OIE-listed disease
True
72
The mortality of lumpy skin disease is high (above 80%)
False
73
In lumpy skin disease the fertility is good
False
74
In lumpy skin disease direct contact is very important
False
75
In lumpy skin disease the arthropods as mechanical vectors are very important
True
76
The mortality of lumpy skin disease is less than 30%
True (? low but not sure if <30%)
77
The milk production is increased in lumpy skin disease
False
78
Ruminants are susceptible to the lumpy skin disease virus
True
79
The lumpy skin disease is only present in Africa
False
80
Lumpy skin disease causes high mortality in cattle
False
81
Arthropods play an important role in the transmission of lumpy skin disease virus
True
82
Lumpy Skin Disease virus is mostly transmitted by insects
True
83
Generalized Lumpy Skin Disease may cause abortion
True
84
Attenuated vaccines are available against lumpy skin disease
True
85
Lumpy skin disease is present only in Asia
False
86
Lumpy skin disease is a notifiable disease
True
87
Attenuated vaccines are available against Lumpy Skin Disease in endemic countries
True
88
Lumpy Skin Disease results in high mortality
False
89
Lumpy Skin Disease is caused by Parapox Viruses
False
90
Generalisation is frequent in lumpy skin disease virus infections
False
91
Lumpy skin diseases virus replicates in the epithelial cells
True
92
The contagious pustular dermatitis can cause pneumonia
False
93
The virus of contagious pustular dermatitis is same as orf
True
94
Contagious pustular dermatitis can cause painful papules in the mouth
True
95
The contagious pustular dermatitis is common in young lambs
True
96
Contagious pustular dermatitis is a zoonotic disease
True
97
The contagious pustular dermatitis virus is related to goat pox virus
False
98
The contagious pustular dermatitis virus is related to pseudocowpox virus
True
99
Contagious pustular dermatitis virus can infect goats
True
100
The contagious pustular dermatitis can cause lameness
True
101
Contagious pustular dermatitis virus can infect cows
False
102
The orf virus is same as pseudocowpox
False
103
Contagious pustular dermatitis (orf) virus causes skin lesions in pigs
False
104
Contagious pustular dermatitis is often deadly at any age
False
105
Virulent virus vaccines may be used for immunisation against Contagious Pustular Dermatitis of sheep (Orf)
True
106
Contagious pustular dermatitis virus may survive in the environment for ages
True
107
Vaccination against contagious pustular dermatitis virus provides lifelong protection
False
108
The Orf virus is a zoonotic agent
True
109
The Orf virus is very resistant in the environment
True
110
Contagious Pustular Dermatitis can only be seen on the teats of ewes
False
111
Inactivated vaccines are used against Contagious Pustular Dermatitis
False
112
Strong crustation is frequent in Contagious Pustular Dermatitis
True
113
Orf is a rare disease of sheep flocks and cattle herds
False
114
Orf affects sheep flocks and goat herds, mainly young lambs and kids
True
115
Neonatal lambs are susceptible to Orf, as they have no maternal immunity
True
116
Lesions due to Orf, typically appear on the muco-cutaneous junction
True
117
Sheep pox virus is a zoonotic agent
False
118
Sheep and goat pox are OIE listed diseases
True
119
Sheep and goat pox virus can cause generalisation, mainly in sheep
True
120
A clinical sign of sheep pox can be horseshoe shaped pockmarks on the wool covered body
False
121
Vaccines against sheep poxvirus are widely used in Europe
False
122
A clinical sign of sheep pox can be the mucopurulent nasal discharge
True
123
The sheep and goat pox occur in Asia
True
124
Capripoxviruses cause long-lasting immunity
True
125
A clinical sign of sheep pox can be the swollen eyelid
True
126
The sheep and goat pox occurs worldwide
False
127
Sheep and goat poxviruses are mainly taken through the oral route
False
128
The sheep and goat pox virus is mainly spread by mosquitoes
False
129
Clinical signs of sheep and goat pox are seen only at site of the primer replication
False
130
Vaccines against sheep poxvirus are widely used in Africa
True
131
Sheep pox and goat pox viruses are very resistant in the environment
True
132
Sheep pox virus can cause skin lesions in humans
False
133
Arthropods play an important role in the transmission of sheep pox virus
False
134
Sheep pox virus infects mostly through inhalation
True
135
Sheep and goat pox are endemic in Europe
False
136
Sheep pox is deadly for young susceptible lambs
True
137
The usual way of infection by sheep or goat pox is inhalation
True
138
Sheep pox virus can cause respiratory signs and abortion
True
139
Sheep – and goat pox are enzootic in Europe
False
140
Sheep pox virus infections frequently generalise
True
141
Sheep – and goat pox virus is transmitted only vertically.
False
142
Vaccines are available against Sheep pox in endemic areas
True
143
Sheep and goat pox are transmitted by infected animals and fomites
True
144
Sheep pox is a generalised disease with fever
True
145
Sheep pox results in high mortality in susceptible lambs
True
146
Sheep and goat pox are endemic in Africa
True
147
Swinepox virus can infect cattle
False
148
The clinical signs of swinepox can be skin eruptions, red inflamed bumps
True
149
Sui Poxviruses cause long lasting immunity
True
150
The swinepox is always generalised
False
151
Swinepox virus is a zoonotic agent
False
152
The swinepox virus is present worldwide
True
153
The swine pox virus causes clinical signs in case of bad hygienic conditions
True
154
Arthropods play an important role in the transmission of swine pox virus
True
155
Swinepox virus can infection swine at every age
True
156
Swine Pox is frequently generalised in adult pigs
False
157
Swine pox is usually a benign disease transmitted mainly by ectoparasites
True
158
Swine pox is usually a benign disease, but mortality may occur in piglets
True
159
Swine pox virus frequently causes interstitial pneumonia
False
160
Swinepox virus can be vectored by fleas and lice
True
161
Swine pox virus can cause respiratory signs and abortion
False
162
Only pigs are susceptible to Swine pox
True
163
Swine pox is frequently generalised in adult pigs
False
164
Swine poxvirus infection gives lifelong immunity
True
165
Swine poxviruses affects only pigs and grows only on porcine tissue.
True
166
Swine poxvirus infection can be transmitted by arthropods
True
167
Swine poxvirus infection might cause death in newborns
True
168
The swinepox virus causes high economic losses
False
169
Myxomatosis is a zoonotic disease
False
170
Myxomatosis frequently causes serious clinical signs and high losses in Lepus europaeus
False
171
A clinical sign of myxomatosis is the lion head
True
172
A clinical sign of myxomatosis is the swollen belly
False
173
The myxomatosis virus can be present in green fodder and mosquitoes
True
174
Myxomatosis is not present in America
False
175
Mosquito net can always prevent the myxomatosis
False
176
Late summer is the best period to vaccinate rabbits against myxomatosis
False
177
The attenuated myxomatosis virus has replaced the virulent virus in England
True
178
The attenuated myxomatosis virus has replaced the virulent virus in France
False
179
Myxomatosis causes seriously clinical signs in European Rabbits
True
180
Myxomatosis causes serious clinical signs in cotton tailed Rabbits
False
181
Myxomatosis is present in Australia
True
182
Conjunctivitis can be a sign of atypical myxomatosis
True
183
Subcutaneous swellings are frequent signs of myxomatosis
True
184
Attenuated vaccines are available against myxomatosis
True
185
Myxomatosis is only found in Australia
False
186
Respiratory signs can be seen in atypical forms of myxomatosis
True
187
The European brown hare is not susceptible to myxoma virus
True
188
Myxomatosis is mostly seasonal
True
189
There are no vaccines available against Myxomatosis
False
190
Arthropods play an important role in the transmission of Myxoma virus
True
191
Virulent strains of the myxoma virus are only present in Australia
False
192
Myxomatosis virus causes high morbidity and mortality in hares
False
193
The European brown hare may be an asymptomatic carrier of the Myxomatosis virus
True
194
Conjunctivitis is characteristic in the early phase of Myxomatosis
True
195
Tumour formation in the parenchymal organs is typical of Myxomatosis
False
196
Virulent strains of the Myxoma virus are persisting in wild rabbits
True
197
The nodular form of Myxomatosis is caused by strains of lower virulence
True
198
Two Myxomatosis serotypes are known
True
199
Several levels of virulence can be seen in Myxomatosis strains in Europe
True
200
Myxomatosis may result in over 90% mortality, in susceptible animals
True
201
Myxomatosis virus spread out to the world from China
False
202
The atypical form of Myxomatosis frequently appears with respiratory signs
True
203
Only domestic rabbits are susceptible to Myxomatosis
False
204
Typical form of Myxomatosis presents with gelatinous swellings, “lion head” and cold- like symptoms
True
205
Conjunctival or respiratory forms of Myxomatosis are atypical
True
206
Myxomatosis causes benign localised skin lesions in cottontail rabbits
True
207
Myxomatosis causes no viraemia in cottontail rabbits
True
208
Avian pox viruses always cause cross immunity
False
209
Fowlpox is a zoonotic disease
False
210
The serious form of the fowlpox is the cutaneous form
False
211
The serious form of the fowlpox is the diphtheric form
True
212
Fowlpox virus cause long lasting immunity
False
213
Fowlpox virus can infection only chicken
False
214
The diphtheritic form of fowlpox is usually less severe than the cutaneous
False
215
Heterologous viruses of avian pox frequently cause generalisation
False
216
Fowl pox viruses cause generalised diseases in seals
False
217
Avian pox viruses are frequently transmitted by insects
True
218
The mucosal form of Fowl pox is benign
False
219
Arthropods play an important role in the transmission of Fowl pox virus
True
220
The diphtheric (wet) form of Fowl pox develops after viraemia and generalised infection
True
221
Attenuated vaccines are available against Fowl pox
True
222
Signs of cutaneous Fowl pox are usually seen on the head (comb, eyelids) of chicken
True
223
Pathological lesions of mucosal fowl pox can be similar to Infectious Laryngotracheitis
True
224
Only inactivated vaccines can be used for prevention against fowl pox
False
225
Fowlpox is eradicated from most of the European countries
False
226
Fowlpox virus causes only transient skin lesions in chicken
True
227
The diphtheric (wet) form of Fowlpox causes lesions on the mucous membranes
True
228
Attenuated vaccines are forbidden to be used against Fowlpox
False
229
Avian pox viruses are species specific
False
230
The cutaneous form of Fowl pox is benign
True
