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EPI.o.i.d > Maedi Visna Caprine Arthritis Encephalitis EIA > Flashcards

Maedi Visna Caprine Arthritis Encephalitis EIA Flashcards

1
Q

Clinical signs of maedi visna are more severe in young animals than in adults

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2
Q

Heavy nasal discharge is a clinical sign of maedi

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3
Q

The maedi virus and the visna virus are related but they can be differentiated with PCR

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4
Q

Interstitial pneumonia is the main postmortem lesion of visna

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5
Q

Interstitial pneumonia is the main postmortem lesion of Maedi

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6
Q

Maedi and visna are caused by the same virus

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7
Q

Maedi-visna virus is shed in tracheal discharge and milk

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8
Q

Maedi-visna is maintained by persistently infected sheep

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9
Q

Weakness of the hinder legs is a clinical sign of visna

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10
Q

Inactivated and attenuated vaccines are widely used for the prevention of maedi-visna

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11
Q

Clinical signs of maedi can be seen in sheep above 3-4 years of age

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12
Q

Maedi-visna can occur in sheep, goats, and cattle

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13
Q

Europe is already free from maedi-visna

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14
Q

Maedi/visna is spreading slowly in the flock

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15
Q

Maedi/visna virus is shed in the milk

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16
Q

Maedi is seen in 3-4 years old sheep.

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17
Q

Large amount of mucoid nasal discharge is typical in the case of maedi

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18
Q

Maedi/visna spreads from sheep to other animals

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19
Q

Maedi/visna virus is shed in nasal discharge, respiratory secretions and milk

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20
Q

Clinical sign of maedi/visna appear from the age of 6-8 months

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21
Q

Meadi/visna most important clinical sign is profuse diarrhoea

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22
Q

Maedi/visna virus is shed only in tracheal discharge

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23
Q

Clinical signs of maedi are mainly seen in lambs below half a year of age.

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24
Q

Maedi/visna virus causes interstitial pneumonia in sheep

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25
Q

Clinical signs of the central nervous system can be seen in the case of visna

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26
Q

Maedi/visna virus causes viraemia

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27
Q

Wet cough and intensive nasal discharge are typical signs of maedi

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28
Q

De-myelinization is the reason for the clinical signs of visna

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29
Q

Attenuated vaccines are widely used to prevent maedi/visna

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30
Q

Maedi appears in Hungary

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31
Q

Maedi is spreading fast

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32
Q

In order to eradicate maedi/visna infected ewes have to be culled with their lambs.

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33
Q

Clinical sign of maedi/visna appear from the age of 6 months

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34
Q

Maedi/visna virus is shed only in the tracheal discharge

35
Q

Clinical signs of maedi are generally seen above 3-4 years of age

36
Q

Caprine arthritis-encephalitis virus can cause persistent infection

37
Q

Sheep are resistant against caprine arthritis encephalitis virus

38
Q

Encephalitis caused by caprine arthritis encephalitis virus is generally seen in 2-4 month old kids

39
Q

Caprine arthritis encephalitis virus can be transmitted by milk

40
Q

There is intensive vaccination against Caprine arthritis encephalitis in endemic countries

41
Q

Caprine arthritis encephalitis virus is more frequent in dairy goats than in rural breeds

42
Q

Caprine arthritis encephalitis virus is shed in the milk

43
Q

In the case of caprine arthritis encephalitis the signs of encephalitis can be seen in 2-4 months old kids

44
Q

In the case of caprine arthritis encephalitis, arthritis is less frequent than encephalitis

45
Q

Kids are recommended to be isolated in a herd where caprine arthritis encephalitis is present

46
Q

Kids can be infected with caprine arthritis encephalitis virus through the milk

47
Q

Arthritis caused by caprine arthritis-encephalitis virus is typically seen in kids below half a year of age

48
Q

Caprine arthritis encephalitis is characterized by CNS signs in young goats

49
Q

Caprine arthritis encephalitis virus replicates in the intestinal tract

50
Q

Equine infectious anaemia virus is transmitted with blood of the infected animals.

51
Q

Blood sucking arthropods can transmit Equine infectious anaemia virus

52
Q

Mosquitoes are the main vectors of equine infectious anaemia virus; the virus can replicate in them

53
Q

Agar gel diffusion test is used to detect antibodies against equine infectious anaemia

54
Q

Equine infectious anaemia is an acute disease; it does not have a chronic form

55
Q

Iatrogenic transmission of Equine infectious anaemia can happen

56
Q

Equine infectious anaemia virus can damage the bone marrow

57
Q

There are no vaccines for the prevention of equine infectious anaemia

58
Q

Equine infectious anaemia virus is more resistant than other retroviruses

59
Q

Equine infectious anaemia virus disappears from animals after the viraemia

60
Q

Fever is a major clinical sign of equine infectious anaemia

61
Q

Equine infectious anaemia virus is resistant, it can survive several months in the environment

62
Q

Only Equidae are susceptible to equine infectious anaemia virus

63
Q

Ticks are vectors of equine infectious anaemia virus

64
Q

Febrile waves can be seen in equine infectious anaemias

65
Q

Equine infectious anaemia is a vector borne disease

66
Q

Equine infectious anaemia virus causes persistent infection

67
Q

There is no immune reaction in the case of equine infectious anaemia

68
Q

Equine infectious anaemia is zoonotic

69
Q

Equine infectious anaemia is caused by a lentivirus

70
Q

Blood sucking arthropods are mechanical vectors of equine infectious anaemia virus.

71
Q

Agar gel precipitation test can be used to the detection of antibodies against equine infectious anaemia virus.

72
Q

Equine infectious anaemia can damage the medulla of the bone.

73
Q

Equine infectious anaemia has a weak resistance

74
Q

You cannot diagnose Equine infectious anaemia with serology

75
Q

The resistance of equine infectious anaemia is very low

76
Q

Horses and cattle are susceptible to equine infectious anaemia virus

77
Q

In the case of equine infectious anaemia, haemorrhages cannot be seen

78
Q

Animals infected with equine infectious anaemia virus are lifelong carriers.

79
Q

Equine infectious anaemia virus is mainly transmitted with tracheal discharge

80
Q

Attenuated vaccines are used for the prevention of equine infectious anaemia

81
Q

Equine infectious anaemia can be asymptomatic

82
Q

Equine infectious anaemia may cause recurrent fever in horses

83
Q

Horseflies are mechanical vectors equine anaemia virus

84
Q

Equine anaemia is a notifiable disease

EPI.o.i.d (50 decks)

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