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Epidemiology Final > Herpes, Pox > Flashcards

Herpes, Pox Flashcards

1
Q

Herpesviruses are good antigens

A

False

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2
Q

Alphaherpesviruses are host specific slowly multiplying (>24hrs) viruses

A

False

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3
Q

Alphaherpesviruses may cause latent infection in neurons of ganglia

A

True

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4
Q

Some herpesviruses have a broad host spectrum (euryxen)

A

True

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5
Q

Gammaherpesviruses may cause latent infection in neurons of ganglia

A

False

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6
Q

Herpes viruses are resistant to detergents

A

False

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7
Q

Herpesviruses are sensitive to detergents

A

True

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8
Q

Herpesviruses are generally weak antigens

A

True

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9
Q

Herpesviruses can cause latent persistent infections

A

True

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10
Q

Herpesviruses are typically stenoxen viruses, but there are significant exceptions

A

True

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11
Q

Herpesviruses are strong antigens, therefore single vaccinations provide lifelong protection

A

False

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12
Q

Herpesviruses are enveloped viruses, therefore they are sensitive to detergents

A

True

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13
Q

There are no serological cross-reactions between different herpesvirus species

A

False

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14
Q

Because the genome of herpesvnruses is very stable, no attenuated mutant vaccine strains are available

A

False

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15
Q

Infectious bovine vulvovaginitis virus strains cause abortions and foetal deformities

A

False

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16
Q

Herpesvirus infections frequently result in latent virus carry

A

True

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17
Q

Herpesviruses usually cause latent infections and life-long virus carries

A

True

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18
Q

Infectious bovine rhinotracheitis virus can cause abortion

A

True

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19
Q

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

A

True

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20
Q

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

A

True

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21
Q

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

A

True

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22
Q

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

A

True

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23
Q

Conjunctivitis and blepharitis are signs of infectious bovine rhinotracheitis

A

True

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24
Q

The infectious bovine rhinotracheitis virus (IBRV) causes haemorrhagic gastroenteritis

A

False

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25
Q

Infectious bovine rhinotracheitis virus also causes mastitis in cows

A

False

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26
Q

Infectious bovine rhinotracheitis virus is transmitted by arthropods

A

False

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27
Q

Infectious bovine rhinotracheitis virus can cause fatal encephalitis in calves

A

True

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28
Q

Infectious Bovine Rhinotracheitis virus frequently causes encephalitis in old cows and bulls

A

False

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29
Q

Infectious Bovine Rhinotracheitis virus frequently causes encephalitis in old sow and bulls

A

False

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30
Q

Infectious Bovine Rhinotracheitis can be endemic on cattle farms

A

True

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31
Q

Infectious bovine rhinotracheitis virus can cause skin lesions on the genitals

A

True

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32
Q

Bulls can shed the infectious bovine rhinotracheitis with semen

A

True

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33
Q

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

A

True

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34
Q

Pregnant cows should be immunized with inactivated vaccines against IBRV

A

True

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35
Q

Pregnant cows should be immunized against IBRV only with inactivated vaccine

A

True

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36
Q

Attenuated vaccines are used in pregnant cows against Infectious Bovine Rhinotracheitis virus

A

False

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37
Q

Pregnant cows can be immunized against IBRV only with attenuated vaccines

A

False

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38
Q

Infectious bovine rhinotracheitis virus can cause abortion

A

True

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39
Q

Because Bovine herpesvirus l causes latent infections; it is not possible to eradicate it from a cattle population

A

False

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40
Q

Bovine herpesvirus l may cause encephalitis in calves

A

True

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41
Q

IBRV may cause encephalitis in calves

A

True

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42
Q

Only inactivated vaccines are available against Bovine herpesvirus l

A

False

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43
Q

Bovine herpesvirus 1 may be transmitted through semen

A

True

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44
Q

Seropositive cattle cannot be carriers of the Infections Rhinotracheitis virus

A

False

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45
Q

Infectious Bovine Rhinotracheitis virus (IBRV) can be transmitted through vectors

A

False

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46
Q

The IBR virus causes nephritis in calves usually in the age between one and six months

A

False

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47
Q

Infectious Bovine Rhinotracheitis (IBR) cause serous nasal discharge

A

False

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48
Q

Infectious Bovine Rhinotracheitis in 6-month-old calves usually causes pneumonia

A

True

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49
Q

Infectious Bovine Rhinotracheitis in cattle 6 months of age can cause encephalitis

A

False

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50
Q

Infectious Bovine Rhinotracheitis often cause genital lesions with vesicles

A

True

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51
Q

Infectious Bovine Rhinotracheitis may cause inflammation of conjunctiva

A

True

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52
Q

Infectious Bovine Rhinotracheitis cause purulent discharge

A

True

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53
Q

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

A

True

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54
Q

Infectious Bovine Rhinotracheitis is rapidly spread within the herd

A

False

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55
Q

Infectious Bovine Rhinotracheitis is no longer present in Hungary

A

False

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56
Q

The respiratory form of Infectious Bovine Rhinotracheitis is often followed by genital
symptoms

A

False

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57
Q

Infectious Bovine Rhinotracheitis spreads slowly within a herd

A

True

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58
Q

We can see characteristic clinical signs of Infectious Bovine Rhinotracheitis in day-old calves

A

False

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59
Q

We are doing Infectious Bovine Rhinotracheitis virus eradication programs in Hungary

A

True

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60
Q

Infectious Bovine Rhinotracheitis virus mainly cause encephalitis in cattle older than 6 months

A

False

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61
Q

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

A

True

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62
Q

Infectious Bovine Rhinotracheitis is rare, BHV-1 only affects cattle

A

False

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63
Q

In the transmission IBRV, the most important route is the germinative route

A

False

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64
Q

Genital form of IBR is often followed by abortion

A

False

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65
Q

IBR can occur in several clinical forms

A

True

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66
Q

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

A

True

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67
Q

Bovine Herpes virus 2 frequently causes abortion

A

False

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68
Q

Bovine herpes mamillitis virus can cause mastitis in cows

A

False

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69
Q

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

A

True

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70
Q

The bovine herpes mamillitis virus causes lesions on the skin of the milkers, therefore it is a zoonotic agent

A

False

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71
Q

Bovine herpesvirus 2 may cause generalised skin lesions

A

True

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72
Q

Bovine herpesvirus 2 is the most frequent primary cause of mastitis in cattle

A

False

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73
Q

Bovine Herpes Mammillitis virus causes milkers’ nodules in humans

A

False

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74
Q

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

A

True

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75
Q

Regarding Bovine Herpes Mammillitis, mainly heifers show clinical signs

A

True

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76
Q

Swine inclusion body rhinitis virus is causing mainly subclinical infection

A

True

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77
Q

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

A

True

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78
Q

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

A

True

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79
Q

Inclusion body rhinitis is predisposing to fatal respiratory disease in pigs

A

False

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80
Q

Suid herpesvirus 2 may cause upper respiratory tract disease in piglets

A

True

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81
Q

Swine Inclusion Body Rhinitis is usually seen in piglets

A

True

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82
Q

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

A

True

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83
Q

Malignant catarrhal fever is mostly fatal in sheep

A

False

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84
Q

Malignant catarrhal fever is an alphaherpesvirus causing latent infection in ganglia

A

False

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85
Q

Malignant catarrhal fever develops only in suckling calves up to two weeks of age

A

False

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86
Q

Malignant catarrhal fever can be seen only in calves younger than one month

A

False

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87
Q

Malignant catarrhal fever causes only mild respiratory disease in sheep

A

False

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88
Q

Sheep should be immunised against malignant catarrhal fever virus

A

False

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89
Q

Malignant catarrhal fever may develop in swine too

A

True

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90
Q

Malignant catarrhal fever is frequently seen in cats

A

False

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91
Q

Cattle should be vaccinated against malignant catarrhal fever

A

False

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92
Q

Goats are the reservoir hosts of the malignant catarrhal fever virus

A

False

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93
Q

The incubation period of malignant catarrhal fever is less than one week

A

False

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94
Q

Malignant catarrhal fever is quickly spreading from cattle to cattle

A

False

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95
Q

Cattle should be vaccinated against malignant catarrhal fever in every six months

A

False

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96
Q

The malignant catarrhal fever is caused by Bovine Herpes virus-2

A

False

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97
Q

Malignant Catarrhal Fever is usually lethal in cattle

A

True

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98
Q

Rodents are the reservoir hosts of the Malignant Catarrhal Fever virus

A

False

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99
Q

Swine are the reservoir host of the Malignant Catarrhal Fever virus

A

False

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100
Q

The Malignant Catarrhal Fever is caused by Bovine herpesvirus-2

A

False

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101
Q

We vaccinate calves 2 times against Malignant Catarrhal Fever

A

False

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102
Q

Swine are affected by Malignant Catarrhal Fever

A

True

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103
Q

Malignant Catarrhal Fever does not occur in Europe

A

False

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104
Q

Malignant Catarrhal Fever can cause diarrhoea

A

True

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105
Q

Malignant Catarrhal Fever spreads slowly within a cattle herd

A

False

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106
Q

Malignant Catarrhal Fever occurs if we keep cattle and sheep together

A

True

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107
Q

Malignant Catarrhal Fever does not occur in Hungary

A

False

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108
Q

The Aujeszy’s disease virus is stenoxen

A

False

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109
Q

Wild boars are not susceptible to Aujeszy’s disease virus

A

False

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110
Q

Abortion of sows can be a sign of Aujeszky ́s disease

A

True

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111
Q

Pregnant sows may abort in Aujeszky ́s disease

A

True

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112
Q

Dogs should be vaccinated against Aujeszky ́s disease

A

False

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113
Q

Carnivores are the reservoir hosts of the Aujeszky ́s disease virus

A

False

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114
Q

The Aujeszky’s disease in cats is usually a mild respiratory disease with quick recovery

A

False

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115
Q

The signs of Aujeszky ́s disease in dogs are similar to rabies

A

True

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116
Q

The natural reservoir hosts of the Aujeszky ́s disease virus are rodents

A

False

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117
Q

The Aujeszky disease causes fatal pneumonia in Ruminants and Carnivores

A

False

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118
Q

The Aujeszky disease is zoonosis

A

False

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119
Q

The symptoms of Aujeszky ́s disease in ruminants is similar to rabies

A

True

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120
Q

The Aujeszky disease virus may infect several mammalian hosts

A

True

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121
Q

The Aujeszky disease virus is stenoxen

A

False

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122
Q

Aujeszky ́s diseases can be latently carried by pigs in the nervous system

A

True

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123
Q

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

A

True

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124
Q

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

A

True

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125
Q

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

A

True

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126
Q

Rats are the reservoir hosts of the Aujeszky ́s disease

A

False

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127
Q

Rodents are are the natural reservoir hosts of the Aujeszky ́s disease

A

False

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128
Q

The Suid herpesvirus 1 frequently causes encephalitis in humans

A

False

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129
Q

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

A

True

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130
Q

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

A

True

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131
Q

In adult swine the most frequent manifestation of Aujeszky ́s disease is encephalitis

A

False

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132
Q

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

A

True

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133
Q

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

A

True

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134
Q

Cattle should be vaccinated against Malignant Catarrhal Fever

A

False

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135
Q

Aujeszky ́s disease can occur in pigs and cats

A

True

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136
Q

Aujeszky’s disease in pigs causes viraemia

A

True

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137
Q

Aujeszky ́s disease in cats spreads along the nerves

A

True

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138
Q

Aujeszky ́s disease can cause respiratory signs in adult pigs

A

True

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139
Q

Aujeszky ́s disease causes fever in day old piglets

A

True

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140
Q

Aujeszky ́s disease causes pneumonia in susceptible piglets

A

False

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141
Q

Aujeszky ́s disease doesn’t cause clinical signs in susceptible piglets

A

False

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142
Q

Aujeszky ́s disease causes pruritus in susceptible piglets

A

False

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143
Q

Aujeszky ́s disease causes 20-30% mortality in susceptible piglets

A

False

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144
Q

Older pigs are more frequently affected by Aujeszky ́s

A

False

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145
Q

Equine rhinopneumonitis virus is transmitted by arthropods

A

False

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146
Q

For immunisation against equine rhinopneumonitis virus mostly marker vaccines are used

A

False

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147
Q

Equine rhinopneumonitis virus can cause abortion several weeks after acute infection

A

True

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148
Q

Equine rhinopneumonitis virus causes cytoplasmic inclusion bodies in the foetal hepatocytes

A

False

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149
Q

Equine rhinopneumonitis virus can cause abortion several weeks after acute infection

A

True

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150
Q

Equid herpesvirus 4 more frequently causes encephalitis than Equid herpesvirus 1

A

False

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151
Q

Horses should be vaccinated against equine rhinopneumonitis virus at least every 6 months

A

True

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152
Q

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

A

True

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153
Q

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

A

True

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154
Q

Equine rhinopneumonitis virus can cause purulent metritis

A

False

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155
Q

Only equine herpesvirus 4 can cause abortion

A

False

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156
Q

Pregnant mares abort usually in the acute phase of equine rhinopneumonitis

A

False

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157
Q

After EHV1 infection pregnant mares abort in the acute febrile stage

A

False

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158
Q

Immunisation against equine rhinopneumonitis virus provides life long protection

A

False

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159
Q

Equine rhinopneumonitis virus is present only in North America

A

False

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160
Q

The equid herpesvirus 1 may cause abortion storms in studs

A

True

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161
Q

Pregnant mares abort usually several weeks after equid herpesvirus 1 infection

A

True

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162
Q

Vaccinated horses cannot get infected with Equid herpesvirus 1

A

False

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163
Q

Equid herpesvirus 1 associated abortions are always sporadic

A

False

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164
Q

Equid herpesvirus 1 may cause subclinical infection in horses

A

True

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165
Q

Only pregnant mares should be immunized against Equid herpesvirus-1 infection

A

False

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166
Q

A single vaccination against Equid herpesvirus-1 provides life-long protection

A

False

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167
Q

Equine rhinopneumonitis virus can cause only respiratory problems

A

False

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168
Q

Both equid herpesvirus 1 and 4 can cause abortion

A

True

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169
Q

For immunisation against Equine rhinopneumonitis virus mostly marker vaccines are used

A

False

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170
Q

A single vaccination of a horse against EHV-1 induces protection for several years

A

False

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171
Q

Equine herpesvirus-4 primarily causes abortion in horses

A

False

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172
Q

Equine herpesvirus-4 causes mainly respiratory symptoms in horses

A

True

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173
Q

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

A

True

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174
Q

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

A

False

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175
Q

Equine herpesvirus-1 primarily causes respiratory symptoms in horses

A

False

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176
Q

Equine herpesvirus-1 primarily causes abortion

A

True

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177
Q

One vaccination is enough to prevent Equine herpesvirus-1

A

False

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178
Q

Mares infected with Equine herpesvirus-1 have a febrile state, then abort

A

True

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179
Q

Horses should be vaccinated against Equine herpesvirus-1 every six months

A

False

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180
Q

Equine herpesvirus 2 may cause keratoconjunctivitis

A

True

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181
Q

Equine herpesvirus 2 can cause respiratory disease only in young foals

A

True

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182
Q

Equid herpesvirus-2 may cause respiratory disease in foals

A

True

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183
Q

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

A

True

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184
Q

Equid herpesvirus 2 may cause keratoconjunctivitis in foals

A

True

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185
Q

Equid herpesvirus 5 causes encephalitis in foals

A

False

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186
Q

Equine herpesvirus-2 and 5 causes pustular vulvovaginitis

A

False

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187
Q

Equid herpesvirus-2 may cause Coital Exanthemas in horse

A

False

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188
Q

Equid herpesvirus-2 and 5 cause diarrhoea and hepatitis in foals

A

False

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189
Q

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

A

True

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190
Q

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

A

True

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191
Q

It is enough to vaccinate mares 2 times against Equine herpesvirus-2

A

False

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192
Q

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

A

True

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193
Q

Equid herpesvirus 3 may cause coital exanthema in horses

A

True

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194
Q

Abortion is frequent complication of coital exanthema in mares

A

False

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195
Q

Herpesvirus 3 can be transmitted through mating

A

True

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196
Q

Coital exanthema virus frequently causes abortion

A

False

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197
Q

Coital Exanthema virus does not cause abortion

A

True

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198
Q

Equine Coital Exanthema can cause abortion storms in studs

A

False

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199
Q

Equine herpesvirus-3 cause abortion storms

A

False

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200
Q

Canine herpesvirus infection can cause abortion

A

True

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201
Q

Herpesvirus infection of adult dogs may result in reproductive disorders

A

True

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202
Q

Canine herpesvirus infection frequently appears with flu like symptoms

A

True

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203
Q

Feline herpesvirus infects dogs as well

A

False

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204
Q

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

A

True

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205
Q

Canine herpesvirus infection can cause blue eye disease

A

False

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206
Q

Herpesvirus is frequently causing kennel cough

A

True

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207
Q

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

A

True

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208
Q

Latent canine herpesvirus infection can be activated in pregnant bitches

A

True

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209
Q

Canine herpesvirus can cause transplacental infection

A

True

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210
Q

Pregnant bitches can be immunised against canine herpesvirus with inactivated vaccine

A

True

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211
Q

Herpes infection of pups 2-3 weeks old is fatal

A

True

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212
Q

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

A

True

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213
Q

Canine herpesvirus 1 may contribute to the kennel cough syndrome

A

True

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214
Q

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

A

True

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215
Q

Inactivated vaccines are available for immunization against Canid herpesvirus-1

A

True

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216
Q

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

A

True

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217
Q

In utero infections with Canid herpesvirus may result in abortion

A

True

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218
Q

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

A

True

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219
Q

Herpesvirus infection of dogs is most severe in 3-6 months old puppies

A

False

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220
Q

Large dog kennels are usually seropositive for canine herpesvirus

A

True

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221
Q

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

A

True

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222
Q

Feline rhinotracheitis predisposes to pneumonia caused by Bordetella bronchiseptica

A

True

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223
Q

Feline rhinotracheitis can cause foetal developmental anomalies in pregnant cats

A

True

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224
Q

Felid herpesvirus does not cause viraemia and abortion

A

False

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225
Q

Abortion is uncommon in feline rhinotracheitis of pregnant animals

A

False

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226
Q

Abortion is rare in rhinotracheitis infected pregnant cats

A

False

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227
Q

Sneezing is a typical sign of feline infectious rhinotracheitis

A

True

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228
Q

Feline herpesvirus does not cause respiratory signs, only viraemia and abortion

A

False

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229
Q

Conjunctivitis is a frequent sign of feline rhinotracheitis

A

True

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230
Q

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

A

True

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231
Q

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

A

True

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232
Q

Feline infectious rhinotracheitis often results high mortality in susceptible young kittens

A

True

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233
Q

Feline infectious rhinotracheitis often results in abortion of pregnant queens

A

True

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234
Q

Felid herpesvirus 1 spreads slowly in cat populations

A

False

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235
Q

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

A

True

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236
Q

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

A

True

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237
Q

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

A

True

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238
Q

Feline infectious rhinotracheitis can be treated with specific hyperimmune sera

A

True

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239
Q

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

A

True

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240
Q

Ulcerations of the oral mucosa are frequent signs of Feline Rhinotracheitis

A

False

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241
Q

Feline Infectious Rhinotracheitis occurs in summer because Felid herpesvirus-1 is transmitted by mosquitoes

A

False

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242
Q

Feline herpesvirus-1 is mainly transmitted by mosquitoes

A

False

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243
Q

Felid herpesvirus-1 is moderately contagious: spreads slowly in cat populations

A

False

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244
Q

Feline Infectious Rhinotracheitis virus is transmitted mainly through the air

A

False

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245
Q

The Feline Infectious Rhinotracheitis virus is very contagious to cats

A

True

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246
Q

Mucous is a frequent sign of Feline Infectious Rhinotracheitis

A

True

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247
Q

The infectious laryngotracheitis is seen only in young chickens

A

False

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248
Q

Diarrhoea is frequent in infectious laryngotracheitis of chickens

A

False

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249
Q

Infectious laryngotracheitis virus strains may differ in virulence

A

True

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250
Q

Encephalitis is a frequent complication in Infectious Laryngotracheitis of chickens

A

False

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251
Q

Ducks are the most susceptible to infectious laryngotracheitis virus

A

False

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252
Q

The infectious laryngotracheitis causes pseudomembrane formation in the oesophagus

A

False

253
Q

Chickens above 6 weeks of age are not susceptible to infectious laryngotracheitis

A

False

254
Q

The infectious laryngotracheitis can cause viraemia and pneumonia in young…

A

False

255
Q

Conjunctivitis is a frequent sign of infectious laryngotracheitis

A

True

256
Q

Infectious laryngotracheitis virus is typically transmitted by the germinative route

A

False

257
Q

Infectious laryngotracheitis can be deadly in chickens

A

True

258
Q

Infectious laryngotracheitis is most frequently seen in day-old chickens

A

False

259
Q

Infectious laryngotracheitis virus is shed mainly with faeces

A

False

260
Q

Infectious Laryngotracheitis virus replicates in the liver of cats

A

False

261
Q

Infectious Laryngotracheitis virus replicates in the upper respiratory tract

A

True

262
Q

Germinative route is the most important factor in the transmission of the Infectious Laryngotracheitis virus

A

False

263
Q

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

A

True

264
Q

The Infectious Laryngotracheitis virus does not cause viraemia

A

True

265
Q

Infectious Laryngotracheitis is most frequently seen in day-old turkey

A

False

266
Q

Infectious Laryngotracheitis virus is present worldwide

A

True

267
Q

Infectious Laryngotracheitis usually occurs clinically under 6 weeks of age

A

False

268
Q

Infectious Laryngotracheitis causes changes in the larynx and upper airways

A

True

269
Q

Infectious Laryngotracheitis virus invades the kidneys after viraemia

A

False

270
Q

Infectious Laryngotracheitis of poultry spreads germinatively

A

False

271
Q

Infectious Laryngotracheitis also occur in Hungary

A

True

272
Q

Infectious Laryngotracheitis causes eggshell deformation

A

False

273
Q

Infectious Laryngotracheitis frequently damages the oviduct of hen

A

False

274
Q

Infectious Laryngotracheitis can be deadly in chickens

A

True

275
Q

Mortality of infectious laryngotracheitis can go up to 50%

A

True

276
Q

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

A

True

277
Q

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

A

True

278
Q

Infection of Marek’s disease can occur in hatchery

A

True

279
Q

The vaccines of Marek’s disease are not efficient

A

False

280
Q

The turkey herpesvirus causes cross immunity against Marek’s disease

A

True

281
Q

Turkey Herpes virus can be used for vaccination against Marek Disease

A

True

282
Q

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

A

True

283
Q

Lymphoproliferative form of Marek’s disease can be present in hens (older age)

A

False

284
Q

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

A

True

285
Q

Lymphoproliferative form of Mareks disease is a chronic disease

A

False

286
Q

The duck herpesvirus causes cross immunity against Marek disease

A

False

287
Q

The free virions spread to organs independent of cells in the case of Marek disease

A

False

288
Q

Transient paralysis form of Mareks disease can be present in hens

A

False

289
Q

Lymphoproliferative form of Mareks disease is an acute disease

A

True

290
Q

Neurological form of Mareks disease can be present in 4 week old chicken

A

False

291
Q

There is in ovo vaccine against Mareks disease

A

True

292
Q

Intake of GaHV2 happens most frequently per os

A

False

293
Q

Germinative infection does not occur in Mareks disease

A

True

294
Q

Germinative infection does occur in Mareks disease

A

False

295
Q

In case of viraemia the GaHV2 spreads to fowl’s organs in red blood cells F

A

Flase

296
Q

The acute form of Mareks is primarily a tumour formation

A

True

297
Q

Marek disease is usually seen in chickens below 2 weeks of age

A

False

298
Q

Marek disease virus is shed with faeces in high titres

A

False

299
Q

Signs of Marek disease may be very similar to reticuloendotheliosis signs

A

True

300
Q

The Marek disease virus survives for long in the environment

A

True

301
Q

Marek disease is caused by turkey herpesvirus

A

False

302
Q

Transient Marek paralysis may lead to visceral form

A

True

303
Q

Transient paralysis by Marek’s disease usually ends in full recovery

A

False

304
Q

The chronic form of Marek disease is characterized by neurological disorders

A

True

305
Q

The chronic form of Marek disease is due to circuses of higher virulence

A

Flase

306
Q

Transient Marek paralysis may lead to visceral form

A

True

307
Q

Marek disease is the result of air born infection

A

True

308
Q

Transient paralysis by Marek disease usually ends in full recovery

A

False

309
Q

Marek disease usually starts as an airborne infection

A

True

310
Q

Free Marek virus particles are shed from the feather follicles

A

True

311
Q

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

A

True

312
Q

Marek’s disease is most frequently seen in geese and ducks

A

False

313
Q

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

A

True

314
Q

Humoral immunity plays the central role in the host’s defence against the Marek’s disease virus

A

False

315
Q

The neurological form of the Marek’s disease is seen only in day-old chicks

A

False

316
Q

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

A

True

317
Q

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

A

True

318
Q

Conjunctivitis is a frequent sign of acute Marek’s disease

A

False

319
Q

The Marek’s disease virus is transmitted by inhalation

A

True

320
Q

Marek ́s disease virus can ́t be prevented by vaccination, because it ́s immunosuppressive

A

False

321
Q

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

A

True

322
Q

The Marek ́s disease virus causes immunosuppression

A

True

323
Q

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

A

True

324
Q

The neurological form of Marek ́s disease has a mass appearance

A

False

325
Q

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

A

True

326
Q

The incubation time of acute Marek ́s disease is 1-2 days

A

False

327
Q

The neurological form of Marek ́s disease leads to significant liver degeneration

A

False

328
Q

Both serotypes of the Marek ́s virus cause disease in geese

A

False

329
Q

North America is free of Marek ́s disease

A

False

330
Q

Marek’s disease only occurs in domestic fowl

A

True

331
Q

Marek’s disease spreads primarily via the aerogenous route

A

True

332
Q

The Marek’s disease virus is transmitted by droplet infection

A

False

333
Q

Marek’s disease virus is shed mainly via the faeces

A

False

334
Q

Marek ́s disease in the blood multiplies in the endothelial cells

A

False

335
Q

Marek ́s disease is a beta herpes virus

A

False

336
Q

Marek’s disease primarily targets day old chickens

A

False

337
Q

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

A

True

338
Q

Vaccination is used for the prevention of Marek ́s disease

A

True

339
Q

The neoplastic form of Marek’s is caused by low virulence strains

A

False

340
Q

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

A

True

341
Q

Prevention against Marek ́s: no measures needed as the disease remains mostly symptomless

A

False

342
Q

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

A

True

343
Q

Live attenuated strains are used for vaccination against Marek ́s disease

A

True

344
Q

No vaccination is needed against Marek’s disease

A

False

345
Q

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

A

True

346
Q

Marek’s disease viruses are uniform in their virulence

A

False

347
Q

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

A

True

348
Q

Conjunctivitis is a frequent sign of duck viral enteritis

A

True

349
Q

Only sporadic clinical cases of duck viral enteritis are seen in an affected flock

A

False

350
Q

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

A

True

351
Q

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

A

True

352
Q

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

A

True

353
Q

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

A

True

354
Q

Duck plaque (viral enteritis) can’t cause high mortality without secondary bacterial infection

A

False

355
Q

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

A

True

356
Q

Duck viral enteritis is seldom fatal

A

False

357
Q

Treatment is the most effective control method for duck viral enteritis

A

False

358
Q

Duck plague is more sever in wild birds than in domestic ducks

A

False

359
Q

Duck plague virus damages blood vessel endothelium

A

True

360
Q

Duck plague only affects young ducklings

A

False

361
Q

Duck plague is only seen in day old ducklings

A

False

362
Q

Duck viral enteritis is usually mild, osmotic diarrhoea

A

False

363
Q

Duck plague infects exclusively domestic and wild ducks

A

False

364
Q

Antibiotic treatment is the most effective control method for Duck Viral Enteritis

A

False

365
Q

Duck plague infects exclusively domestic and wild ducks

A

False

366
Q

Beak deformity is a typical sign of Duck Plague

A

False

367
Q

Muscovy duck are resistant to the Duck Viral Enteritis

A

False

368
Q

Duck Plague/Duck viral Enteritis cause high mortality in all ages

A

False

369
Q

Duck Plague/Duck viral Enteritis clinical signs in young ducks are only seen in birds up to 4 weeks of age

A

False

370
Q

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

A

True

371
Q

Duck Plague/Duck viral Enteritis vaccination is not needed as clinical signs are mild

A

False

372
Q

Duck Plague virus can “settle” in wild ducks

A

True

373
Q

Duck Plague is an outbreak of Avian influenza in ducks, with a host-adapted version of the virus

A

False

374
Q

Duck Plague only causes hepatitis in young ducks

A

False

375
Q

Duck Plague only causes disease in ducks and geese

A

False

376
Q

Duck Plague virus causes high mortality in both old and young birds

A

False

377
Q

Duck Plague also affects geese

A

True

378
Q

Duck Plague is a disease of young ducks only

A

False

379
Q

Duck Viral Enteritis can affect all age groups

A

True

380
Q

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

A

True

381
Q

In most cases the Duck Plague disease remain symptomless

A

False

382
Q

Duck Plague is more severe in wild birds than domestic ducks

A

False

383
Q

Conjunctivitis is a frequent sign of Duck Plague

A

True

384
Q

Pigeon herpesvirus mainly causes encephalitis in adult pigeons

A

False

385
Q

Pigeon herpesvirus infections usually result a haemorrhagic deadly disease

A

False

386
Q

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

A

True

387
Q

Pigeon herpesvirus kills mostly day old pigeons

A

False

388
Q

Pigeon herpesvirus infection causes feather development problems

A

False

389
Q

Pigeon herpesvirus infections mainly affect young pigeons

A

True

390
Q

Pigeon herpesvirus mainly causes encephalitis in adult pigeons

A

False

391
Q

Pigeon herpesvirus infection is frequently combined with adenovirus and circovirus infection

A

True

392
Q

Pigeon herpesvirus may cause respiratory disease in young pigeons

A

True

393
Q

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

A

True

394
Q

Pigeon herpesvirus infection is related to Marek’s disease

A

True

395
Q

Pigeon herpesvirus has the highest mortality in day-old pigeons

A

False

396
Q

Diarrhoea and nasal discharge are common in Pigeon herpesvirus infections

A

True

397
Q

The eradication of smallpox was successful because the immunity against the virus is strong

A

True

398
Q

Poxviruses can cause generalised disease

A

True

399
Q

The eradication of monkeypox was successful

A

False

400
Q

The eradication of smallpox was successful because the virus has one and stable serotype

A

True

401
Q

The eradication of smallpox was successful because there are clinical signs during the shedding

A

True

402
Q

Poxviruses cause inclusion body in the cytoplasm

A

True

403
Q

Pox viruses are epitheliotropic viruses

A

True

404
Q

Poxviruses can cause local clinical signs

A

True

405
Q

Poxviruses cause inclusion body in the nucleus

A

False

406
Q

Pox viruses cause lesions in 4 stradia at the site of primer replication

A

False

407
Q

Parapox viruses cause long lasting immunity

A

False

408
Q

Serological cross-protectivity exits between certain poxvirus species but only within genus

A

True

409
Q

Humans can be infected with the following poxviruses: Cowpox, Pseudo-cowpox, Vaccinia, Monkey Pox, Parapox, Contagious Pustular Dermatitis

A

True

410
Q

Poxvirus never cause viraemia and generalized infection

A

False

411
Q

Poxvirus can cause cytoplasmic inclusion bodies

A

True

412
Q

Poxvirus are a strong antigens, except for Orthopoxvirus

A

False

413
Q

Poxvirus are a strong antigen, except for Parapoxvirus

A

True

414
Q

Serological cross-reactions exist between certain poxvirus species

A

True

415
Q

Poxviruses usually propagate in epithelial cells of the skin and mucosal surface

A

True

416
Q

Orthopox viruses are strong antigens

A

True

417
Q

Parapoxviruses are strong antigens

A

False

418
Q

Avipox viruses can cause fever and rash in children (chickenpox)

A

False

419
Q

Poxviruses usually induce cell proliferation in epithelial cells of the skin and mucosal surfaces

A

True

420
Q

Orthopoxviruses cause long-lasting immunity

A

True

421
Q

Cowpoxvirus virus can infect rodents

A

True

422
Q

Cowpox causes a pockmark after Infection F

A

False

423
Q

Cowpox virus is a zoonotic agent

A

True

424
Q

People are susceptible to cowpox virus infection

A

True

425
Q

Cowpox is closely related to smallpox virus

A

True

426
Q

Cowpox virus is frequently present in rodents

A

True

427
Q

Cowpox can cause lesions in humans

A

True

428
Q

Skin nodules and ulcers can be signs of cowpox infection in cats

A

True

429
Q

Skin lesions may be seen in cats after Cowpox virus infection

A

True

430
Q

In cattle, Cowpox lesions are usually seen on the teats

A

True

431
Q

Rodents are reservoir hosts of the cowpox virus

A

True

432
Q

Cowpox virus frequently causes abortions and encephalitis of calves

A

False

433
Q

Cowpox virus can cause milker ́s nodules in humans

A

True

434
Q

Cowpox virus frequently cause transplacental infection and immunotolerance

A

False

435
Q

The Cowpox virus infection is prevented by regular vaccination in endemic countries

A

False

436
Q

In cattle the Cowpox infection is mostly fatal

A

False

437
Q

Recovering from Cowpox leaves lifelong immunity

A

False

438
Q

Cowpox virus is most frequently present in rodents

A

True

439
Q

Cowpox virus may cause a generalized infection in elephants

A

True

440
Q

Cowpox virus can infect wild animals

A

True

441
Q

Pseudocowpox virus is closely related to smallpox virus

A

False

442
Q

Pseudocowpox virus can infect cats

A

False

443
Q

Pseudocowpox spreads slowly on a farm

A

True

444
Q

Pseudocowpox virus usually causes nodules on face of infected cats

A

False

445
Q

Reinfection can happen in the case of pseudocowpox virus

A

True

446
Q

Pseudocowpox causes a pockmark after infection

A

False

447
Q

Pseudocowpox virus usually causes itchy red nodules on the face of infected person

A

False

448
Q

Pseudocowpox virus can cause itchy red nodules on the finnger of infected person

A

True

449
Q

Pseudocowpox does not cause a milkers nodule

A

False

450
Q

Pseudocowpox is a zoonotic agent

A

True

451
Q

People are susceptible to pseudocowpox infection

A

True

452
Q

Pseudocowpox infections result a long lasting immunity

A

False

453
Q

In cattle, Pseudo-cowpox lesions are usually seen on the teats

A

True

454
Q

Pseudo-cowpox can cause Pseudo-lumpy skin disease in cats

A

False

455
Q

In cattle Pseudopox lesions are usually mild and transient

A

True

456
Q

Recovering from Pseudo-cowpox leaves/results in lifelong immunity

A

False

457
Q

Pseudo-cowpox virus only infects cloven-hoofed animals

A

False

458
Q

Pseudo-cowpox infections may be present in humans

A

True

459
Q

Bovine papular stomatitis virus can frequently cause coinfection with BVDV

A

True

460
Q

Bovine papular stomatitis virus can frequently cause coinfection with herpes mamillitis virus

A

False

461
Q

Vaccination against bovine popular stomatitis provides life-long immunity

A

False

462
Q

Bovine Papular Stomatitis virus causes vesicles in the oral cavity and hoofs of cattle

A

False

463
Q

Calves should be vaccinated against Bovine Papular Stomatitis

A

False

464
Q

Bovine Papular Stomatitis can cause skin lesions in humans

A

True

465
Q

Bovine Papular Stomatitis is frequently seasonal

A

True

466
Q

Bovine Papular Stomatitis is caused by a Parapoxvirus

A

True

467
Q

Lumpy skin disease is an OIE-listed disease

A

True

468
Q

The mortality of lumpy skin disease is high (above 80%)

A

False

469
Q

In lumpy skin disease the fertility is good

A

False

470
Q

In lumpy skin disease the direct contact is very important

A

False

471
Q

In lumpy skin disease the arthropods as mechanical vectors are very important

A

True

472
Q

The mortality of lumpy skin disease is less than 30%

A

False

473
Q

The milk production is increased in lumpy skin disease

A

False

474
Q

Ruminants are susceptible to the lumpy skin disease virus

A

True

475
Q

The lumpy skin disease is only present in Africa

A

False

476
Q

Lumpy skin disease causes high mortality in cattle

A

False

477
Q

Arthropods play an important role in the transmission of lumpy skin disease virus

A

True

478
Q

Lumpy Skin Disease virus is mostly transmitted by insects

A

True

479
Q

Generalized Lumpy Skin Disease may cause abortion

A

True

480
Q

Attenuated vaccines are available against lumpy skin disease

A

True

481
Q

Lumpy skin disease is present only in Asia

A

False

482
Q

Lumpy skin disease is a notifiable disease

A

True

483
Q

Attenuated vaccines are available against Lumpy Skin Disease in endemic countries

A

True

484
Q

Lumpy Skin Disease results high mortality

A

False

485
Q

Lumpy Skin Disease is caused by Parapoxviruses

A

False

486
Q

Generalization is frequent in lumpy skin disease virus infections

A

False

487
Q

Lumpy skin diseases virus replicates in the epithelial cells

A

True

488
Q

The contagious pustular dermatitis can cause pneumonia

A

False

489
Q

The virus of contagious pustular dermatitis is same as orf

A

True

490
Q

Contagious pustular dermatitis can cause painful papules in the mouth

A

True

491
Q

The contagious pustular dermatitis is common in young lambs

A

True

492
Q

Contagious pustular dermatitis is a zoonotic disease

A

True

493
Q

The contagious pustular dermatitis virus is related to goatpox virus

A

False

494
Q

The contagious pustular dermatitis virus is related to pseudocowpox virus

A

True

495
Q

Contagious pustular dermatitis virus can infect goat

A

True

496
Q

The contagious pustular dermatitis can cause lameness

A

True

497
Q

Contagious pustular dermatitis virus can infect cows

A

False

498
Q

The orf virus is same as pseudocowpox

A

False

499
Q

The contagious pustular dermatitis is common in young lambs

A

True

500
Q

Contagious pustular dermatitis (orf) virus causes skin lesions in pigs

A

False

501
Q

Contagious pustular dermatitis is often deadly at any age

A

False

502
Q

Virulent virus vaccines may be used for immunization against Contagious Pustular
Dermatitis of sheep (Orf)

A

True

503
Q

Contagious pustular dermatitis virus may survive in the environment for ages

A

True

504
Q

Vaccination against contagious pustular dermatitis virus provides lifelong protection

A

False

505
Q

The Orf virus is a zoonotic agent.

A

True

506
Q

The Orf virus is very resistant in the environment

A

True

507
Q

Contagious Pustular Dermatitis can only be seen on the teats of ewes

A

False

508
Q

Inactivated vaccines are used against Contagious Pustular Dermatitis

A

False

509
Q

Strong crustation is frequent in Contagious Pustular Dermatitis

A

True

510
Q

Orf is a rare disease of sheep flocks and cattle herds

A

False

511
Q

Orf affects sheep flocks and goat herds, mainly young lambs and kids

A

True

512
Q

Neonatal lambs are susceptible to Orf, as they have no maternal immunity

A

True

513
Q

Lesions due to Orf, typically appear on the muco-cutaneous junction

A

True

514
Q

Sheep pox virus is a zoonotic agent

A

False

515
Q

Sheep and goatpox are OIE listed diseases

A

True

516
Q

Sheep and goat poxvirus can cause generalisation, mainly in sheep

A

True

517
Q

A clinical sign of sheeppox can be horseshoe shaped pockmarks on the wool covered body

A

False

518
Q

Vaccines against sheep poxvirus are widely used in Europe

A

False

519
Q

A clinical sign of sheep pox can be the mucopurulent nasal discharge

A

True

520
Q

The sheep and goatpox occur in Asia

A

True

521
Q

Capripoxviruses cause long-lasting immunity

A

True

522
Q

A clinical sign of sheep pox can be the swollen eyelid

A

True

523
Q

The sheep and goatpox occurs worldwide

A

False

524
Q

Sheep and goat poxviruses are mainly taken through the oral route

A

False

525
Q

The sheep and goat poxvirus is mainly spread by mosquitos

A

False

526
Q

Clinical signs of sheep and goatpox are seen only at site of the primer replication

A

False

527
Q

Goat pox virus is a zoonotic agent

A

False

528
Q

Vaccines against sheep poxvirus are widely used in Africa

A

True

529
Q

Sheep pox and goat pox viruses are very resistant in the environment

A

True

530
Q

Sheep pox virus can cause skin lesions in humans

A

False

531
Q

Arthropods play an important role in the transmission of sheeppox virus

A

False

532
Q

Sheep pox virus infects mostly through inhalation

A

True

533
Q

Sheep and goat pox are endemic in Europe

A

False

534
Q

Sheep pox is deadly for young susceptible lambs

A

True

535
Q

The usual way of infection by sheep or goat pox is inhalation

A

True

536
Q

Sheep pox virus can cause respiratory signs and abortion

A

True

537
Q

Sheep – and goat pox are enzootic in Europe

A

False

538
Q

Sheep pox virus infections frequently generalize

A

True

539
Q

Sheep – and goat pox virus is transmitted only vertically

A

False

540
Q

Vaccines are available against Sheep pox in endemic areas

A

True

541
Q

Sheep and goat pox are transmitted by infected animals and fomites

A

True

542
Q

Sheep pox is a generalized disease with fever

A

True

543
Q

Sheep pox results high mortality in susceptible lambs

A

True

544
Q

Sheep and goat pox are endemic in Africa

A

True

545
Q

Swinepox virus can infect cattle

A

False

546
Q

The clinical signs of swinepox can be skin eruptions, red inflamed bumps

A

True

547
Q

Suipoxviruses cause long lasting immunity

A

True

548
Q

The swinepox is always generalised

A

False

549
Q

Swinepox virus is a zoonotic agent

A

False

550
Q

The swinepox virus is present worldwide

A

True

551
Q

The swine pox virus causes clinical signs in case of bad hygienic conditions

A

True

552
Q

Arthropods play an important role in the transmission of swine pox virus

A

True

553
Q

Swinepox virus can infection swine at every age

A

True

554
Q

Swine Pox is frequently generalized in adult pigs

A

False

555
Q

Swine pox is usually a benign disease transmitted mainly by ectoparasites

A

True

556
Q

Swine pox is usually a benign disease, but mortality may occur in piglets

A

True

557
Q

Swine pox virus frequently causes interstitial pneumonia

A

False

558
Q

Swinepox virus can be vectored by fleas and lice

A

True

559
Q

Swine pox virus can cause respiratory signs and abortion

A

False

560
Q

Only pigs are susceptible to Swine pox

A

True

561
Q

Swine pox is frequently generalized in adult pigs

A

False

562
Q

Swine poxvirus infection gives lifelong immunity

A

True

563
Q

Swine poxviruses affects only pigs and grows only on porcine tissue

A

True

564
Q

Swine poxvirus infection can be transmitted by arthropods.

A

True

565
Q

Swine poxvirus infection might cause death in newborns

A

True

566
Q

The swinepox virus causes high economic losses

A

False

567
Q

Myxomatosis is a zoonotic disease

A

False

568
Q

Myxomatosis causes frequently serious clinical signs and high losses in Lepus europeus

A

False

569
Q

A clinical sign of myxomatosis is the lion head

A

True

570
Q

A clinical sign of myxomatosis is the swollen belly

A

False

571
Q

The myxomatosis virus can be present in green fodder and mosquitoes

A

True

572
Q

Myxomatosis is not present in America

A

False

573
Q

Mosquito net can always prevent the myxomatosis

A

False

574
Q

Late summer is the best period to vaccinate rabbits against myxomatosis

A

False

575
Q

The attenuated myxomatosis virus has replaced the virulent virus in England

A

True

576
Q

The attenuated myxomatosis virus has replaced the virulent virus in France

A

False

577
Q

Myxomatosis causes seriously clinical signs in European Rabbits

A

True

578
Q

Myxomatosis causes serious clinical signs in cotton-tail rabbits

A

False

579
Q

Myxomatosis is present in Australia

A

True

580
Q

Conjunctivitis can be a sign of atypical myxomatosis

A

True

581
Q

Subcutaneous swellings are frequent signs of myxomatosis

A

True

582
Q

Attenuated vaccines are available against myxomatosis

A

True

583
Q

Myxomatosis is only found in Australia

A

False

584
Q

Respiratory signs can be seen in atypical forms of myxomatosis

A

True

585
Q

The European brown hare is not susceptible to myxoma virus

A

True

586
Q

Myxomatosis is mostly seasonal

A

True

587
Q

There are no vaccines available against Myxomatosis

A

False

588
Q

Arthropods play an important role in the transmission of Myxoma virus

A

True

589
Q

Virulent strains of the myxoma virus are only present in Australia

A

False

590
Q

Myxomatosis virus causes high morbidity and mortality in hares

A

False

591
Q

The European brown hare may be asymptomatic carrier of the Myxomatosis virus

A

True

592
Q

Conjunctivitis is characteristic in the early phase of Myxomatosis

A

True

593
Q

Tumour formation in the parenchymal organs is typical of Myxomatosis

A

False

594
Q

Virulent strains of the Myxoma virus are persisting in wild rabbits

A

True

595
Q

The nodular form of Myxomatosis is caused by strains of lower virulence

A

True

596
Q

Two Myxomatosis serotypes are known

A

True

597
Q

Several levels of virulence can be seen in Myxomatosis strains in Europe

A

True

598
Q

Myxomatosis may result in over 90% mortality, in susceptible animals

A

True

599
Q

Myxomatosis virus spread out to the world from China

A

False

600
Q

The atypical form of Myxomatosis frequently appears with respiratory signs

A

True

601
Q

Only domestic rabbits are susceptible to Myxomatosis

A

False

602
Q

Typical form of Myxomatosis presents with gelatinous swellings, “lion head” and cold-like symptoms

A

True

603
Q

Conjunctival or respiratory form of Myxomatosis are atypical

A

True

604
Q

Myxomatosis causes benign localized skin lesion in cotton tail rabbits

A

True

605
Q

Myxomatosis causes no viraemia in cotton tail rabbits

A

True

606
Q

Avian poxviruses always cause cross immunity

A

False

607
Q

Fowlpox is a zoonotic disease

A

False

608
Q

The serious form of the fowlpox is the cutaneous form

A

False

609
Q

The serious form of the fowlpox is the diphtheric form

A

True

610
Q

Fowlpox virus cause long lasting immunity

A

False

611
Q

Fowlpox virus can infection only chicken

A

False

612
Q

The diphtheritic form of fowlpox is usually less severe than the cutaneous

A

False

613
Q

Heterologous viruses of avian pox frequently cause generalization

A

False

614
Q

Fowl pox viruses cause generalized diseases in seals

A

False

615
Q

Avian pox viruses are frequently transmitted by insects

A

True

616
Q

The mucosal form of Fowl pox is benign

A

False

617
Q

Arthropods play an important role in the transmission of Fowl pox virus

A

True

618
Q

The diphteric (wet) form of Fowl pox develops after viraemia and generalized infection

A

True

619
Q

Attenuated vaccines are available against Fowl pox

A

True

620
Q

Signs of cutaneous Fowl pox are usually seen on the head (comb, eyelids) of chicken

A

True

621
Q

Pathological lesions of mucosal fowl pox can be similar to Infectious Laryngotracheitis

A

True

622
Q

Only inactivated vaccines can be used for prevention against fowl pox

A

False

623
Q

Fowlpox is eradicated from most of the European countries

A

False

624
Q

Fowlpox virus causes only transient skin lesions in chicken

A

True

625
Q

The diphteric (wet) form of Fowlpox causes lesions on the mucous membranes

A

True

626
Q

Attenuated vaccines are forbidden to be used against Fowlpox

A

False

627
Q

Avian pox viruses are species specific

A

False

628
Q

The cutaneous form of Fowl pox is benign

A

True

Epidemiology Final (7 decks)

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