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EPI > Midterm 1 part 2 (Not complete) > Flashcards

Midterm 1 part 2 (Not complete) Flashcards

1
Q

In the case of direct infection the tissues of the infected and the susceptible animal get in contact.

A

True

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2
Q

In the case of aerogenic infection the agent is transmitted by the air.

A

True

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3
Q

Infective agents cannot survive in the soil, so soil cannot be a source of infection.

A

False

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4
Q

In the case of iatrogenic infection the agent is transmitted by humans.

A

True

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5
Q

In the case of local infections the lesions can be seen at the site of entry.

A

True

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6
Q

In the case of generalised infections the agent is generally spreading with blood.

A

True

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7
Q

In the case of generalised infections the placenta prevents the infection of the fetus.

A

False

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8
Q

Some agents can spread along the nerves.

A

True

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9
Q

Live vaccines can contain avirulent strains.

A

True

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10
Q

Live vaccines can contain attenuated strains.

A

True

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11
Q

Live vaccines are less effective than the inactivated ones.

A

False

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12
Q

Live vaccines are dangerous, they are not on the market anymore.

A

False

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13
Q

In the case of selection method of eradication the infected animals are taken out of the herd.

A

True

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14
Q

If eradication is made by selection method, vaccination is forbidden.

A

False

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15
Q

Early weaning is necessary if generation shift method of eradication is used.

A

True

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16
Q

Generation shift is a frequently used eradication method in swine.

A

False

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17
Q

The Circovirus:

  • Reproduction is continuous in the dividing cells.
  • Is a good antigen.
  • Causes generalized lymphoid depletion.
  • Only causes the depletion of B-lymphocytes.
A

True - Reproduction is continuous in the dividing cells.
True - Is a good antigen.
True - Causes generalized lymphoid depletion.
False - Only causes the depletin of B-lymphocytes.

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18
Q

Pathological lesion(s) of PMWS is/are

  • Enlarged lymph nodes.
  • Multifocal, red skin lesions.
  • Ataxia.
  • Pnemonia.
A

True - Enlarged lymph nodes.
False - Mulifocal, red skin lesions.
False - Ataxia.
True - Pnemonia.

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19
Q

If a 100 day-old swine foetus is infected with Parvovirus, the clinical signs can be:

  • Respiratory disease.
  • Weak piglets.
  • Myoclonia congenital.
  • Dermatitis
A

False - Respiratory disease.
True - Weak piglets.
True - Myoclonia congenital.
False - Dermatitis.

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20
Q

Aleutian Mink Disease is caused by Protoparvovirus, like Cat parvovirus.

A

False

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21
Q

Enteritis is a clinical sign of Aleutian Mink Disease.

A

False

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22
Q

There is a vaccine available for Aleutian Mink Disease.

A

False

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23
Q

Aleutian mink disease is type III hypersensitivity

A

True

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24
Q

Papillomavirus needs keratin for the replication.

A

True

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25
Q

There is no viraemia in papillomavirus infection.

A

True

26
Q

Polyomavirus infects parrots.

A

True

27
Q

Derzsy disease is caused by Polyoma virus.

A

False

28
Q

Atadenoviruses infect only mammalian hosts.

A

False

29
Q

Canine adenovirus-1 may cause fatal encephalitis in foxes.

A

True

30
Q

Puppies between the age of 3 and 6 months are the most sensitive to canine hepatitis.

A

True

31
Q

Canine laryngotracheitis virus can cause interstitial pneumonia following viraemia.

A

False

32
Q

Adenoviral pneumoenteritis is rarely fatal in calves and lambs.

A

True

33
Q

Adenoviral pneumoenteritis is frequently followed by bacterial secondary infections in cattle.

A

True

34
Q

Anaemia and increased mortality are signs of Chicken Inclusion Body Hepatitis.

A

True

35
Q

The Egg Drop Syndrome virus causes severe inflammation of the ovaries in hens.

A

False

36
Q

Herpesviruses can cause latent, persisting infections.

A

True

37
Q

Infectious Bovine Rhinotracheitis virus is transmitted by arthropods.

A

False

38
Q

Infectious Bovine Rhinotracheitis virus can cause fatal encephalitis in calves.

A

True

39
Q

Bovine Herpes Mammillitis virus can cause mastitis in cows.

A

False

40
Q

The Aujeszky´s disease virus causes pneumonia in ruminants and carnivores.

A

False

41
Q

Aujeszky´s disease virus can be latently carried by pigs in the nervous system.

A

True

42
Q

Dogs should be vaccinated against Aujeszky’s disease.

A

False

43
Q

Inclusion Body Rhinitis is predisposing to fatal respiratory disease in pigs.

A

False

44
Q

Both equid herpesvirus 1 and 4 can cause abortion.

A

True

45
Q

Pregnant mares abort usually in the acute phase of Equine rhinopneumonitis.

A

False

46
Q

For immunisation against Equine rhinopneumonitis virus mostly marker vaccines are used.

A

False

47
Q

Equid herpesvirus-2 may cause Coital Exanthemas in horse.

A

False

48
Q

Canid herpesvirus infection can be cause blue eye disease.

A

False

49
Q

Feline rhinotracheitis can cause foetal developmental anomalies in pregnant cats.

A

True

50
Q

The Infectious Laryngotracheitis causes pseudomembrane formation in the oesophagus.

A

False

51
Q

Chicken above 6 weeks of age are not susceptible to Infectious Laryngotracheitis virus.

A

False

52
Q

Wild ducks may persistently be infected with duck plague (duck enteritis) virus.

A

True

53
Q

Duck plague (viral enteritis) can´t cause high mortality without secondary bacterial infections.

A

False

54
Q

Pigeon herpesvirus is characterised by focal necrosis in the liver in pigeons.

A

True

55
Q

The Marek´s disease virus causes immunosuppression.

A

True

56
Q

Serological cross-protectivity exist between certain Poxvirus species but only within genus.

A

True

57
Q

In cattle the Cowpox infection is mostly fatal.

A

False

58
Q

In cattle Pseudopox lesions are usually mild and transient.

A

True

59
Q

Bovine Papular Stomatitis can cause skin lesions in humans.

A

True

60
Q

Contagious pustular dermatitis (Orf) virus causes skin lesions in pigs.

A

False

EPI (15 decks)

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