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Epidemiology - MIDTERM 2 > PQS - Picornaviruses > Flashcards

PQS - Picornaviruses Flashcards

1
Q

Picornaviridae are enveloped viruses

A

F

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2
Q

The resistance of Picornaviridae is low, they cannot survive in the environment

A

F

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3
Q

Vaccinations are used in Europe for prevention of picornaviruses.

A

F

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4
Q

Just State Vet medical steps and general preventative measures are used for prevention for Picornavirus.

A

F

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5
Q

Cardioviruses have a narrow host range

A

F

They are not species specific

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6
Q

Picornavirus is characterized by encephalitis and severe diarrhoea.

A

F

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7
Q

Asymptomatic animals can carry Teschovirus

A

T

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8
Q

Teschovirus is resistant, it remains infective in the faeces for a few weeks

A

T

7-8 weeks in faeces
3 weeks in the environment

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9
Q

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

A

T

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10
Q

Asymptomatic animals can carry Teschovirus

A

T

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11
Q

Only pigs are susceptible to teschovirus encephalomyelitis

A

T

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12
Q

Teschovirus encephalomyelitis virus is shed in the faeces

A

T

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13
Q

There is widespread vaccination to control teschovirus encephalomyelitis

A

F

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14
Q

Teschovirus encephalomyelitis virus is transmitted by arthropods

A

F

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15
Q

There is widespread vaccination using inactivated vaccines to prevent teschovirus encephalomyelitis.

A

F

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16
Q

Porcine teschovirus encephalomyelitis virus is shed in the faces.

A

T

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17
Q

Asymptomatic pigs can shed the porcine teschovirus encephalomyelitis virus.

A

T

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18
Q

Porcine teschovirus encephalomyelitis virus replicates in the gut.

A

T

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19
Q

Porcine teschovirus encephalomyelitis is mainly caused by serotype 1 strains.

A

T

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20
Q

Porcine teschovirus encephalomyelitis virus is maintained by rodents.

A

F

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21
Q

Porcine teschovirus encephalomyelitis virus can infect pigs and cattle.

A

F

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22
Q

Porcine teschovirus encephalomyelitis virus cannot survive in the environment.

A

F

They can survive for 3 weeks

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23
Q

Teschovirus is a sporadic disease with weakness of hind legs or encephalomyelitis in piglets.

A

T

Talfan is not sporadic, but teschen is

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24
Q

Dogs and cats can be infected with Teschen disease virus

A

F

Only pigs

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25
Q

Teschen disease virus can be present in pork meat

A

T

Can be spread via meat, live pigs and feaces

26
Q

The virus of Teschen disease is shed in the faeces for several weeks after infection

A

T

27
Q

The main clinical sign of Teschen disease in sheep is pneumonia

A

F

Only in pigs

28
Q

Lameness is a typical clinical sign of Teschen disease

A

T

Paralysis is typical, but is it the same as lameness?

29
Q

Teschen disease occurs in cattle, sheep and pigs

A

F

Only pigs

30
Q

Enteritis and pneumonia are frequent postmortem lesions of Teschen disease

A

F

No macroscopical lesions

31
Q

Enlargement of the spleen and haemorrhages are typical postmortem lesions of Teschen
disease

A

F

32
Q

Haemorrhages are typical postmortem lesions of Teschen disease

A

F

33
Q

Teschen disease is frequent all over the world

A

F

Middle europe

Talfan = widespread

34
Q

The Teschen disease virus infects the animals per os

A

T

35
Q

Paralysis is a clinical sign of Teschen disease

A

T

36
Q

Diarrhoea is a typical clinical sign of Teschen disease.

A

F

37
Q

Dogs and cats can be infected with Teschen disease virus.

A

F

38
Q

Teschen disease can affect older pigs.

A

T

39
Q

Teschen disease is endemic in Brazil.

A

F

Endemic in: Madagascar

40
Q

Both young and adult pigs can be affected by Teschen disease.

A

T

41
Q

Teschen is caused by Picornavirus.

A

T

42
Q

Teschen is caused by Enterovirus.

A

F

By teschovirus under picornavirus

43
Q

Teschen disease is present worldwide.

A

F

Middle Europe

44
Q

Teschen disease causes diarrhoea in piglets.

A

F

45
Q

Teschen disease can affect older piglets.

A

T

46
Q

Inactivated vaccines are widely used in Europe to prevent Talfan disease

A

F

47
Q

There is widespread vaccination in Europe for prevention of Talfan disease

A

F

48
Q

Talfan disease can be seen in animals below 4 months of age

A

T

Around weaning

49
Q

Talfan disease is a disease of pigs

A

T

50
Q

The clinical signs of Talfan disease are more severe than that of Teschen disease

A

F

Teschen is more severe!

51
Q

Talfan disease occurs in any age groups

A

F

Teschen occurs in all age groups

52
Q

Haemorrhages are typical postmortem lesions of Talfan disease

A

F

53
Q

Flaccid paralysis is a typical clinical sign of Talfan disease

A

F

In teschen

54
Q

Paralysis is a clinical sign of Talfan disease

A

T

55
Q

Talfan disease is caused by viruses of decreased virulence

A

T

56
Q

Talfan disease occurs in Europe, America and Australia.

A

T

57
Q

Pigs and ruminants are susceptible to the agent of Talfan disease.

A

F

pigs only

58
Q

The agent of Talfan disease replicates in the gut.

A

T

59
Q

The agent of Talfan disease is shed lifelong after the infections.

A

F

60
Q

Talfan infects piglets older than 4 months.

A

F

Less than 4 months

61
Q
A

Epidemiology - MIDTERM 2 (35 decks)

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