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Epi > Midterm 2 PQ > Flashcards

Midterm 2 PQ Flashcards

1
Q

Several virulence variants of African Swine Fever Virus exist

A

T

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2
Q

African swine fever is shed in the saliva of the infected animals

A

T

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3
Q

ASF virus is shed in the urine of the infected animals

A

F

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4
Q

Stamping out of the infected herds is applied in the control of African Swine Fever

A

T

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5
Q

The leading clinical sign in African swine fever is excess salivation

A

F

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6
Q

In acute African swine fever the leading pathological findings are the haemorrhages

A

T

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7
Q

The African swine fever infects the swine per os

A

T

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8
Q

The African swine fever virus genome codes only 2 proteins

A

F

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9
Q

The African swine fever virus infects the swine by air

A

F

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10
Q

In African swine fever cases of abortion are never observed

A

F

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11
Q

The primary replication site of African swine fever virus is the oronasal mucosa

A

F

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12
Q

The primary replication sites of African swine fever virus are the tonsils and lymph nodes

A

T

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13
Q

In acute ASF cases the leading pathological finding is the black and enlarged lymph nodes

A

T

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14
Q

In case of African swine fever enlarged spleen is observed during necropsy

A

T

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15
Q

The ASF virus replicates the bone marrow

A

T

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16
Q

The tick species vectoring African swine fever are present in Portugal and Spain

A

T

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17
Q

The ASF virus is serologically uniform but several genotypes exist

A

T

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18
Q

In acute ASF we can observe high mortality in sows

A

T

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19
Q

Vaccines are available in EU to be used in the control of African swine fever

A

F

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20
Q

Vaccines are available to be used in the control of ASF

A

F

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21
Q

The immune system cannot neutralize the ASF virus by antibodies

A

T

22
Q

The African swine fever virus can be disinfected by 2%NaOh within 1 day

A

T

23
Q

In Europe the main route of infection is the transmission of the African swine fever by ticks

A

F

24
Q

The African swine fever virus is highly resistant against the environmental conditions

A

T

25
Q

The African swine fever causes hemadsorption in cell cultures

A

T

26
Q

In the control of African swine fever thinning of the wild boar populations is helpful

A

T

27
Q

ASF is always a peracute disease

A

F

28
Q

ASF virus retains its infectivity for years in frozen meat

A

T

29
Q

The African swine fever virus replicated in lymphocytes

A

F

30
Q

Wild boars may be chronically infected with African swine fever virus

A

F

31
Q

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

A

T

32
Q

African swine fever is endemic in Sardinia

A

T

33
Q

The resistance of the African swine fever virus is very low

A

F

34
Q

African swine fever is generally transmitted by mosquitoes

A

F

35
Q

African swine fever can cause disease in humans

A

F

36
Q

The African swine fever virus can be inactivated by irradiation

A

F

37
Q

The ASF causes hemadsorption in cell cultures

A

T

38
Q

African Swine Fever virus infects every cloven hoofed animal

A

F

39
Q

African Swine Fever does not occur in Europe

A

F

40
Q

African Swine Fever is a resistant virus

A

T

41
Q

Immunocomplexes are formed in the case of African Swine Fever

A

T

42
Q

Only activated vaccines are used for the prevention of African Swine Fever

A

F

43
Q

Ticks can transmit African Swine Fever virus

A

T

44
Q

In ASF cases abortion is never observed

A

F

45
Q

Swine and wild boars are susceptible to African Swine Fever virus

A

T

46
Q

Warthogs can maintain African Swine Fever in endemic areas

A

T

47
Q

Attenuated vaccines are used for the prevention of African swine fever

A

F

48
Q

African Swine Fever virus has a low resistance

A

F

49
Q

African Swine Fever virus can infect pigs and wild boars

A

T

50
Q

The clinical signs of African Swine Fever are more severe in wild boars than in farmed pigs

A

F

Epi (5 decks)

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