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Epidemiology - FINAL PQS > PQS - entrance exam [8] > Flashcards

PQS - entrance exam [8] Flashcards

1
Q

Brucella canis can infect dogs.

A

True

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2
Q

Histophilus somni and Actinobacillus seminis can cause similar lesions in the genitals of rams as Brucella ovis

A

True

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3
Q

Ticks are true vectors of tularaemia

A

True

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4
Q

Clinical signs of tularaemia can be seen only in hares

A

False

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5
Q

Mouse inoculation is a frequently used method during isolation of
Francisella tularensis from pathological samples

A

True

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6
Q

Francisella tularensis can cause epidemics among slaughterhouse
workers.

A

False

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7
Q

Tularaemia is a fast and acute disease in mice

A

True

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8
Q

Infectious coryza is mainly seen in the ๔€ƒ•rst weeks of life

A

False

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9
Q

Germinative infection is common in the case of infectious coryza

A

False

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10
Q

Lesions of actinobacillus pleuropneumonia of pigs are generally limited to the lungs.

A

True

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11
Q

Histophilus ovis can cause pneumonia in cattle

A

True

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12
Q

Haemophilus (Glaesserella) parasuis can infect only pigs

A

True

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13
Q

Mycobacterium bovis is an agent of bovine tuberculosis

A

True

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14
Q

Fresh tuberculosis lesions in the lymph nodes are common in the early
generalisation

A

True

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15
Q

The skin intra dermal tuberculin test can be repeated within a week if necessary

A

False

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16
Q

Cough is a typical clinical sign of bovine pulmonary tuberculosis

A

True

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17
Q

If the cellular immune reaction of cattle is week, mainly proliferative lesions
of tuberculosis can be seen

A

False

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18
Q

Mycobacterium tuberculosis can cause generalised tuberculosis in cattle

A

False

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19
Q

BCG vaccination of badgers can result decreased shedding of
mycobacteria

A

True

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20
Q

The tuberculin test in cattle can be false negative if the animal is infected with facultative pathogenic mycobacteria.

A

False

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21
Q

Drop of egg production is a clinical sign of avian tuberculosis

A

True

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22
Q

The resistance of the agent of paratuberculosis is low, it cannot survive in the environment

A

False

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23
Q

Actinomyces bovis is the causative agent of bovine actinomycosis

A

True

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24
Q

Actinomyces species can cause diseases mainly in birds

A

False

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25
Q

The causative agent of foot rot is Dichelobacter nodosus

A

True

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26
Q

Actinomycosis is a noti!able disease

A

False

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27
Q

Mastitis is a common clinical sign of bovine nocardiosis

A

True

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28
Q

Hypo-gammaglobulinemia can predispose cattle to coli septicaemia

A

True

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29
Q

Calves are vaccinated with inactivated vaccines in order to prevent coli septicaemia.

A

False

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30
Q

Rhodococcus equi can cause a disease mainly in swine

A

False

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31
Q

Nocardia are Gram-positive branching filaments

A

True

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32
Q

Lack of colostrum is an important predisposing factor in diseases in young
animals caused by E. coli

A

True

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33
Q

Hygienic problems can predispose new-born calves to coli diarrhoea

A

True

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34
Q

Verotoxigenic strains are responsible for oedema disease

A

True

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35
Q

In case of coli-diarrhoea of weaned piglets it is advisable to reduce the
amount of feed

A

True

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36
Q

High fever is a typical clinical sign of coli diarrhoea of new-born piglets

A

False

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37
Q

Oedema disease of weaned piglets is caused by enterotoxigenic E. coli
strains.

A

False

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38
Q

Salmonella Typhimurium can cause salmonellosis of cattle

A

True

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39
Q

Mixing animals is a predisposing factor of bovine salmonellosis

A

True

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40
Q

The enterotoxins of the agents are responsible for the clinical signs and
lesions of salmonellosis of cattle

A

False

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41
Q

Arthritis can occur in mares after salmonella abortion

A

True

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42
Q

Salmonellosis can cause septicaemia in sheep

A

True

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43
Q

Swine paratyphoid has been eradicated from Europe

A

False

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44
Q

Swine typhoid is a very frequent disease in Europe nowadays

A

False

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45
Q

Vaccination is not recommended for the prevention of swine typhoid

A

True

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46
Q

Swine typhoid can be transmitted with infected pigs

A

True

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47
Q

Swine typhoid can be transmitted by contaminated utensils

A

True

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48
Q

Fowl paratyphoid has been eradicated in Europe

A

False

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49
Q

Salmonella Enteritidis can cause fowl paratyphoid

A

True

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50
Q

Lesions caused by Yersinia pseudotuberculosis are always limited to the
gut.

A

False

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51
Q

Rodents and hares are susceptible to Yersinia pseudotuberculosis

A

True

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52
Q

Fowl paratyphoid is limited to the gut, there is no septicaemia

A

False

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53
Q

Yersinia pseudotuberculosis is a zoonotic agent

A

True

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54
Q

Transportation is a predisposing factor of respiratory pasteurellosis of
calves.

A

True

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55
Q

There are no vaccines for the prevention of haemorrhagic septicaemia of
cattle.

A

False

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56
Q

Fruits and vegetables can be the source of human infection by yersiniae

A

True

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57
Q

Bleeding from the nose is a frequent clinical sign of haemorrhagic
septicaemia of cattle

A

False

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58
Q

Mannheimia haemolytica leukotoxin (cytotoxin) damages the
macrophages.

A

True

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59
Q

The lesions of respiratory pasteurellosis of calves are generally in the
diaphragmatic lobes

A

False

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60
Q

Lesions of atrophic rhinitis caused by Bordetella bronchiseptica are
irreversible.

A

False

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61
Q

Pasteurella multocida can cause pasteurellosis in small ruminants

A

True

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62
Q

The cytotoxin of Mannheimia haemolytica is responsible for the clinical
signs of ovine mastitis

A

True

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63
Q

Pasteurella multocida can infect humans

A

True

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64
Q

Feather pecking or force feeding can predispose animals to fowl cholera

A

True

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65
Q

High ammonia concentration in the air can predispose rabbits to
pasteurellosis.

A

True

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66
Q

Fowl cholera is caused by Pasteurella multocida A, D and F strains

A

True

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67
Q

Subcutaneous abscesses can be seen in the case of rabbit pasteurellosis

A

True

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68
Q

Clinical signs of anatipestifer disease are limited to the respiratory tract

A

False

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69
Q

Asymptomatic carriage of Pasteurella multocida can occur in birds

A

True

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70
Q

The endotoxin of the agent is responsible for the clinical signs of fowl cholera.

A

True

71
Q

Parent birds have to be vaccinated just before laying in order to prevent
fowl cholera

A

False

72
Q

Sinusitis is a frequent clinical sign of ornithobacteriosis

A

True

73
Q

As a result of Kรถster-staining B. melitensis, B. abortus and B. suis are stained red

A

True

74
Q

Abortion is a clinical sign of bovine brucellosis

A

True

75
Q

There is a serological relationship among some Brucella species, because
of the same polysaccharides in the cell wall

A

True

76
Q

Brucella suis can infect only pigs.

A

False

77
Q

Wild hares can be the carrier of Brucella suis

A

True

78
Q

Brucella abortus can infect dogs

A

True

79
Q

Agar gel diffusion test and ELISA are used to detection of infection with Brucella ovis

A

True

80
Q

Brucella ovis can cause septicaemia in cattle

A

False

81
Q

Brucella suis can cause abortion of pregnant sows in any gestation period

A

True

82
Q

Brucella ovis occurs in most sheep-raising regions of the world

A

True

83
Q

Lesions of bovine actinobacillosis can be found in the maxilla or the mandibula.

A

False

84
Q

Bovine actinobacillosis is prevented by widespread vaccination with
inactivated vaccines

A

False

85
Q

Francisella tularensis form Gram-positive, branching !laments

A

False

86
Q

Increased salivation is a clinical sign of bovine actinobacillosis

A

True

87
Q

Hunters can be infected with Francisella tularensis during skinning of wild
hares.

A

True

87
Q

Actinobacillus seminis causes epididymitis and orchitis in rams and bocks

A

True

88
Q

Actinobacillus pleuropneumonia of pigs can be chronic

A

True

89
Q

Pigs are susceptible to Actinobacillus pleuropneumoniae

A

True

90
Q

Glรคsserโ€™s disease occurs mainly in 1-2 months old piglets

A

True

91
Q

Histophilus ovis can cause disease in cattle and sheep

A

True

92
Q

Bunyaviruses cause oral infections

A

False

93
Q

African swine fever is resistant to environmental effects

A

True

94
Q

Mosquitoes spread all bunyaviruses

A

False

95
Q

The resistance of picornaviruses is good, they can survive in the environment.

A

True

96
Q

Swine vesicular rash has similar clinical signs to Foot and Mouth Disease

A

True

97
Q

Feline calicivirus infection can be recognised by ulcers on the tongue

A

True

98
Q

Foot and Mouth virus can maintain its infectious ability for weeks in cold, wet/humid environments

A

True

99
Q

Teschen disease occurs in swine and carnivores

A

False

100
Q

Bluetongue disease is spread by ticks

A

False

101
Q

Tick-borne encephalitis is maintained in nature by rodents and small mammals

A

True

102
Q

The main vector of West Nile fever is Culex pipiens

A

True

103
Q

Bluetongue disease can spread with sperm

A

True

104
Q

All serotypes of Foot and Mouth Disease occur worldwide

A

False

105
Q

Migratory birds play a central role in Bluetongue disease

A

False

106
Q

Foot and Mouth Disease is spread by arthropods

A

False

107
Q

Louping ill occurs mainly in Scottish and Scandinavian c

A

False

108
Q

Nairobi sheep disease is spread by mosquitoes

A

False

109
Q

Orthohepevirus A only causes clinical signs in humans

A

True

110
Q

Avian hepatitis-E virus causes decreased egg production

A

True

111
Q

In Europe, African swine fever is mainly spread by ticks.

A

False

112
Q

Ruminants can carry Foot and Mouth disease for even 3 years

A

True

113
Q

In Gumboro disease, we can see clinical signs in chickens older than 8 weeks

A

False

114
Q

Talfan disease occurs in all age groups

A

False

115
Q

Several clinical signs of Bluetongue disease are responsible for the virus caused blood vessel wall damage several clinical signs

A

True

116
Q

Pestiviruses are zoonotic pathogens

A

False

117
Q

Nairobi sheep disease causes bloody enteritis in infected animals

A

True

118
Q

The most serious clinical signs in Foot and Mouth disease occur in sheep

A

False

119
Q

In case of Teschen disease and Talfan disease, moribund (?) animals need to sent for investigations

A

True

120
Q

The virulent strains of feline calicivirus cause generalised infections

A

True

121
Q

Cross protection is observed among the 29 known serotypes of Bluetongue

A

False

122
Q

The infection ability of bursitis virus is high

A

True

123
Q

Intrauterine Bluetongue virus infection can result in a tolerated infection

A

True

124
Q

In sheep, BVDV can cause foetal development disorders

A

True

125
Q

Bursitis virus attacks immature T lymphocytes

A

False

126
Q

Mucosal disease may develop in individuals persistently infected with BVDV

A

True

127
Q

BVD viral infection can cause immune response in foetus

A

True

128
Q

Haemorrhagic disease in rabbits mainly causes clinical signs in animals younger than 2 months.

A

False

129
Q

In its chronic form, Foot and Mouth disease causes arthritis

A

False

130
Q

Hantaviruses in humans can cause renal/kidney damage/ impairment

A

True

131
Q

African horse sickness virus is zoonotic

A

False

132
Q

Attenuated vaccines against Bovine viral diarrhoea can cause foetal damage

A

True

133
Q

Togaviruses are spread by mosquitoes

A

True

134
Q

Wild birds play the most important role in the spread of African horse sickness

A

False

135
Q

Togavirus in horses can lead to abortion

A

False

136
Q

Swine are infected per orally in Swine vesicular disease is spread per orally

A

True

137
Q

Meat hybrids are more sensitive to Gumboro disease than layers

A

False

138
Q

In the epidemiology of Venezuelan equine encephalitis, birds have a role as reservoirs

A

False

139
Q
A
140
Q

In case of BVD, central corneal opacity can be observed

A

True

141
Q

In Swine Vesicular disease, blisters appear on the liver.

A

False

142
Q

The equine encephalomyelitis viruses are zoonotic

A

True

143
Q

The BVD viral infection in the fetus can cause newborn pancytopenia ( BNP Bo Neonatal
Pancytopenia)

A

False

144
Q

Anemia and cyanosis can be a clinical sign in Gumboro Disease

A

True

145
Q

In case of African swine fever necropsy the enlargement of the spleen is observable

A

True

146
Q

The Avian encephalomyelitis disease does NOT spread in a germinative way

A

False

147
Q

The birds are the reservoirs for the Eastern equine encephalomyelitis

A

True

148
Q

The equine encephalitis caused by Togavirus is a seasonal disease

A

True

149
Q

If there is an outbreak of equine influenza the animals must be culled

A

False

150
Q

The typical pathological lesion in case of Classical swine fever is the bleeding in kidney

A

True

151
Q

Against the protection of the Gumboro disease we apply in ovo vaccines

A

True

152
Q

In case of the Avian encephalomyelitis the typical sign is shaking

A

True

153
Q

The influenza in humans usually causes gastrointestinal signs

A

False

154
Q

Swine flu outbreaks mainly occur during summer.

A

False

155
Q

The HPAI ( High Pathogenic Avian Influenza) causes skin bleedings in swine

A

False

156
Q

In case of subacute classical swine fever pneumonia is visible during the necropsy

A

True

157
Q

In case of the Avian encephalomyelitis bleeding and spleen enlargement is visible

A

False

158
Q

The day old calf infection caused by Rotavirus can be prevented by immunization of the cows

A

True

159
Q

The equine encephalosis causes high mortality

A

False

160
Q

Certain influenzaviruses high virulence is a result of a mutation on a HA gene

A

True

161
Q

In a vaccinated stock the classical swine fever ( CSF) usually causes clinical signs in 6-12 week old
piglet

A

True

162
Q

Certain strains of the Venezuelan equine encephalitis can spread from horse to horse

A

True

163
Q

The date of vaccination against Gumboro disease for the stock is determined by measuring the yolk immunity

A

True

164
Q

The swine is not susceptible to rotavirus infections

A

False

165
Q

The Equine influenza is a highly pathogenic ( high morbidity) , fast spreading disease

A

True

166
Q

HPAI (High pathogenic Avian Influenza) strains can cause clinical signs in waterfowl

A

True

167
Q

In case of rotavirus infections the clinical signs are mainly visible in animals older than 2 weeks

A

False

168
Q

The african swine fever is always a peracute disease

A

False

169
Q

In Hungary the LPAI ( Low pathogenicity Avian Influenza) is a reportable disease

A

True

170
Q

In Europe it is mandatory to vaccinate against classical swine fever

A

False

171
Q

The Chikungunya virus causes fever, rash and bleeding followed by joint pain in man

A

True

172
Q

The mammalian orthoreovirus serologically uniform

A

True

Epidemiology - FINAL PQS (9 decks)

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