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EPI > Midterm 2 part 1 chapter IV > Flashcards

Midterm 2 part 1 chapter IV Flashcards

1
Q

Germinative infection is a common way of infection with duck hepatitis A virus

A

false

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2
Q

Clinical signs of duck hepatitis can be seen in all age groups

A

false

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3
Q

Spasmodical paddling is a frequent clinical sign of duck hepatitis

A

true

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4
Q

Orbiviruses spread by droplet (aerogen) infection

A

false

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5
Q

Bluetongue disease occurs only in Africa

A

false

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6
Q

Bluetongue is named after the cyanosis of the tongue

A

true

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7
Q

Bluetongue is named after the pseudo-melanosis of the tongue

A

false

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8
Q

Bluetongue infects also horse and dog

A

false

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9
Q

Bluetongue is a fetopathic

A

true

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10
Q

Ibaraki disease virus immunizes against bluetongue

A

false

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11
Q

Horse encephalosis appeared several times in Europe between 2006 and 2009

A

false

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12
Q

African horse sickness is spread by ticks

A

false

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13
Q

African horse sickness is zoonotic

A

false

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14
Q

African horse sickness is prevented in Africa by combined vaccines

A

true

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15
Q

Horse encephalosis is endemic in Africa

A

true

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16
Q

The subacute form of African horse sickness is causing edema formation and heart failure

A

true

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17
Q

Rotaviruses cause mainly respiratory signs in cattle

A

false

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18
Q

Orthoreoviruses can cause pneumoenteritis in cattle

A

true

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19
Q

Avian orthoreo –and rotaviruses can cause runting stunting syndrom in chickens

A

true

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20
Q

American horse encephalomyelitis viruses represent several types and subtypes

A

true

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21
Q

Vectors of American horse encephalomyelitis Togaviruses are mosquitoes

A

true

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22
Q

Main means of control of American horse encephalomyelitis are mosquito control and vaccines

A

true

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23
Q

Vaccines cannot be used to prevent Togaviruses caused encephalomyelitis of horse

A

false

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24
Q

Tick-borne encephalomyelitis most frequently is seen clinically in ruminants

A

false

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25
Q

Occasionally tick-borne encephalomyelitis virus can be transmitted to humans via consuming raw milk

A

true

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26
Q

Tick-borne encephalomyelitis occurs seasonally

A

true

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27
Q

For humans inactivated tick-borne encephalomyelitis virus vaccines are also available

A

true

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28
Q

West Nile fever occurs worldwide

A

true

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29
Q

Vectors of West Nile fever virus are different mosquito species

A

true

30
Q

The host range of West Nile virus is very wide

A

true

31
Q

Humans are not susceptible to West Nile disease virus

A

false

32
Q

BVD virus exists in several serotypes

A

false

33
Q

BVD infection of pregnant cows can result in delivery of immunotolerant persistently
infected calves

A

true

34
Q

Bulls can shed BVD virus for long time in semen, without showing any clinical signs

A

true

35
Q

Both attenuated live and inactivated vaccines are used in eradication of BVD

A

true

36
Q

Acute classical swine fever can cause hemorrhagic pneumonia

A

true

37
Q

Classical swine fever virus doesn’t induce neutralizing antibody production

A

false

38
Q

Classical swine fever virus is inactivated in chilled meat at -20*C

A

false

39
Q

Classical swine fever virus can cause immunotolerance in swine

A

true

40
Q

Classical swine fever virus is immunosuppressive

A

true

41
Q

Only DIVA vaccines should be used to prevent classical swine fever in swine stocks

A

false

42
Q

Classical swine fever virus causes lympho-histiocytic encephalitis in pigs

A

true

43
Q

Classical swine fever virus causes lympho-histiocytic encephalitis in carnivores

A

false

44
Q

Rift-valley fever caused human epidemics in Africa

A

true

45
Q

Ticks are reservoirs and vectors of the Schmallenberg virus

A

false

46
Q

Schmallenberg virus was transported to Europe from South-America

A

false

47
Q

Nairobi sheep disease can cause hemorrhagic enteritis among sheep

A

true

48
Q

African swine fever leads to abortion regardless of the virulence of the infecting virus

A

true

49
Q

Wild boars may carry African Swine Fever virus as chronically infected animals

A

true

50
Q

The main tool against African Swine Fever is vaccination

A

false

51
Q

Virulent strains of African Swine Fever virus cause an acute disease in domestic pigs

A

true

52
Q

African Swine Fever virus infects every cloven-hoofed animal

A

false

53
Q

Acute African Swine Fever is characterized by hemorrhages

A

true

54
Q

African Swine Fever does not occur in Europe

A

false

55
Q

Vaccination is used for prevention of African Swine Fever

A

false

56
Q

African Swine Fever cause skin lesions in swine

A

true

57
Q

African Swine Fever is caused by arbovirus

A

true

58
Q

Vaccines may be used for the control of African Swine Fever

A

false

59
Q

African Swine Fever is endemic in Central Europe

A

false

60
Q

African Swine Fever virus infects pigs and ruminants

A

false

61
Q

African Swine Fever virus can replicate in certain ticks

A

true

62
Q

African Swine Fever is caused by any arbovirus

A

false

63
Q

African Swine Fever is a notifiable disease

A

true

64
Q

Virus neutralization is the most important tool for African Swine Fever diagnosis

A

false

65
Q

Pregnant sows abort in case of African Swine Fever disease cases

A

true

66
Q

The chronic form of African Swine Fever is similar to other immune complex disorders

A

true

67
Q

African Swine Fever infection of humans leads to cold like symptoms

A

false

68
Q

African Swine Fever virus may cause chronic infections in pigs

A

true

69
Q

African Swine Fever may cause a chronic disease in wild boars

A

true

70
Q

African swine fever virus infects pigs and ruminants

A

false

71
Q

African swine fever virus can replicate in certain soft ticks

A

true

EPI (15 decks)

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