Midterm 2 part 1 chapter III Flashcards Preview

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Flashcards in Midterm 2 part 1 chapter III Deck (100)
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1
Q

VES is more contagious than FMD

A

false

2
Q

VES can be easily differentiated from FMD by the character of the vesicles

A

false

3
Q

Virulent systemic feline calicivirus causes more severe symptoms in kittens

A

false

4
Q

FCV infection results in a two-phase fever

A

true

5
Q

The hemorrhage in RHD is the result of virus multiplication in the liver

A

true

6
Q

In RHD pathology we can see hemorrhages and infarcts in the kidney

A

true

7
Q

Norovirus may be zoonotic

A

true

8
Q

The avian hepatitis E is zoonotic

A

false

9
Q

The infectious bursitis virus has more than one virulence variants

A

true

10
Q

The infectious bursitis virus causes anaemia

A

true

11
Q

The infectious bursitis virus can be isolated on CAM (chorioallantoic membrane)

A

true

12
Q

There is no vaccine available against infectious bursitis virus

A

false

13
Q

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

A

true

14
Q

Porcine teschovirus encephalomyelitis virus is shed in the faeces

A

true

15
Q

Asymptomatic pigs can shed the porcine teschovirus encephalomyelitis virus

A

true

16
Q

Porcine teschovirus encephalomyelitis virus replicates in the gut

A

true

17
Q

Swine vesicular disease virus cannot survive in the environment

A

false

18
Q

Swine vesicular disease virus causes viraemia

A

true

19
Q

Swine vesicular disease virus can cause vesicles on the snout

A

true

20
Q

The mortality of swine vesicular disease is generally above 50%

A

false

21
Q

Encephalomyocarditis virus has a narrow host range

A

false

22
Q

Rodents can maintain encephalomyocarditis infection

A

true

23
Q

Encephalomyocarditis virus can cause necrosis of the heart muscle

A

true

24
Q

Encephalomyocarditis is a zoonosis

A

true

25
Q

Trypsin sensitive avian orthoreoviruses can cause respiratory disease

A

true

26
Q

Swine rotavirus infection is frequently followed by E. coli secondary infection in piglets

A

true

27
Q

Avian rotaviruses can cause tenosynovitis

A

false

28
Q

Avian orthoreoviruses can cause germinative (ovogen) infection

A

true

29
Q

Rotaviral enteritis of calves can be prevented by immunization of pregnant cows

A

true

30
Q

Rotaviruses can cause chronic enteritis and persistent infection

A

false

31
Q

Bluetongue causes transient infection in cattle

A

false

32
Q

Bluetongue vaccines induce serotype-specific immunity

A

true

33
Q

African horse sickness was transported to Europe by migratory birds

A

false

34
Q

African horse sickness can cause encephalitis

A

false

35
Q

African horse sickness is a notifiable (communicable) disease in Europe

A

true

36
Q

African horse sickness cause lung oedema

A

true

37
Q

Orthoreoviruses can cause encephalitis in cattle

A

false

38
Q

Avian orthoreoviruses can cause inapparent infections in poultry

A

true

39
Q

Avian orthoreoviruses can cause poult enteritis-mortality syndrome (PEMS)

A

true

40
Q

Infectious tenosynovitis can be prevented by vaccination

A

true

41
Q

Togaviruses caused encephalomyelitis of horses occurs frequently worldwide

A

false

42
Q

The host range of horse encephalomyelitis togavirus is wide

A

true

43
Q

American horse encephalomyelitis most frequently cause clinical signs is birds, horses and humans

A

true

44
Q

Humans are not susceptible to horse encephalomyelitis togaviruses

A

false

45
Q

Tick-borne encephalomyelitis mainly occurs clinically in humans.

A

true

46
Q

Tick-borne encephalomyelitis occurs throughout Europe and Asia

A

true

47
Q

Tick-borne encephalomyelitis exists as natural foci infection

A

true

48
Q

Ruminants are long term carries of tick-borne encephalomyelitis virus

A

false

49
Q

West-Nile fever practically is restricted to Africa

A

false

50
Q

The most important maintaining hosts of West Nile fever virus are water birds

A

true

51
Q

Clinical signs of West Nile fever are most frequently seen in birds, horses and humans

A

true

52
Q

Neurological signs develop only in a small percentage of the diseased animals (West Nile fever)

A

true

53
Q

BVD clinically is mostly seen in cattle from 6 to 24 months of age

A

true

54
Q

BVD virus can cause severe damage to fetuses in pregnant cows

A

true

55
Q

Only cattle is susceptible to BVD virus

A

false

56
Q

Border disease appears as fetal damage in pregnant ewes

A

true

57
Q

Classical swine fever virus is shed with faces, when boutons appear in the intestines

A

false

58
Q

Classical swine fever virus can cause nervous symptoms only in suckling piglets

A

false

59
Q

Classical swine fever virus can cause immunosuppression in pigs

A

true

60
Q

Classical swine fever can be eradicated from wild boar populations by or oral vaccination

A

false

61
Q

Classical swine fever virus is rarely complicated by secoondary infections

A

false

62
Q

Classical swine fever can be diagnosed easily by the characteristic symptoms and lesions

A

false

63
Q

Domestic swine stocks are free of classical swine fever in most of the European countries

A

true

64
Q

Classical swine fever usually appears in a milder form in wild boar than domestic pigs

A

true

65
Q

Akabane disease is zoonotic

A

false

66
Q

Schmallenberg disease is zoonotic

A

false

67
Q

Rift Valley fever is zoonotic

A

true

68
Q

Nairobi sheep disease is zoonotic

A

true

69
Q

Despite being enveloped, the resistance of ASF virus in the environment is high

A

true

70
Q

The moderately virulent ASF virus does not cause fever

A

false

71
Q

In case of infection by highly virulent ASF virus we can see skin necrosis as clinical sign

A

false

72
Q

In chronic cases of ASF spleen hyperplasia is a leading pathological lesion

A

true

73
Q

FMD virus retains its infectivity for more than a month in manure

A

true

74
Q

Genotype C of FMD virus is the most frequently detected worldwide

A

false

75
Q

Swine shed about 1000-3000% higher FMD virus concentration comparing to ruminants

A

true

76
Q

Hedgehogs are susceptible to FMD

A

true bitch

77
Q

Shedding of FMD virus starts 3 days after the infection

A

false

78
Q

FMD virus is shed by semen too

A

true

79
Q

Comparing to cattle swine show milder vesicular symptoms

A

true

80
Q

Vesicular exanthema of swine is sea-mammal origin

A

true

81
Q

We can differentiate VES from FMD by the lack of lameness

A

false

82
Q

Infected cats carry feline calicivirus at least for a month

A

true

83
Q

Feline calicivirus may be shed by urine and feces

A

true

84
Q

Vaccine against RHD is produced in rabbits

A

true

85
Q

RHD causes airborne infection

A

true

86
Q

Sapoviruses cause gastrointestinal infections in human

A

true

87
Q

Hepatitis E virus causes characteristic clinical symptoms in swine

A

false

88
Q

The resistance of infectious bursitis is very high

A

true

89
Q

The infectious bursitis virus spread by mosquitoes

A

false

via contaminated environment

90
Q

IBDV causes immunosuppression in chicken between 2-8 week of age

A

true

91
Q

By disinfection of the eggshell we can prevent IBDV infection

A

true

92
Q

Porcine teschovirus encephalomyelitis is mainly caused by serotype 1 strains

A

true

93
Q

Porcine teschovirus encephalomyelitis virus is maintained by rodents

A

false

94
Q

Porcine teschovirus encephalomyelitis virus can infect pigs and cattle

A

false

95
Q

Porcine teschovirus encephalomyelitis virus cannot survive in the environment

A

false

96
Q

Avian encephalomyelitis is caused by a double stranded DNA virus

A

false

97
Q

Chickens are susceptible to avian encephalomyelitis virus

A

true

98
Q

Germinative infection is a way of spreading of avian encephalomyelitis virus

A

true

99
Q

Tremor is a common clinical sign of avian encephalomyelitis

A

true

100
Q

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

A

true