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EPI Final PQ > MT4 - YERSINIA (W) > Flashcards

MT4 - YERSINIA (W) Flashcards

1
Q

Yersinia enterocolitica does not infect humans

A

F

small rodents, hare, birds, mamals

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2
Q

Lesions caused by Yersinia pseudotuberculosis are always limited to the gut

A

F

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3
Q

Yersinia pseudotuberculosis can cause a generalised disease in hares

A

T

small rodents, hare, birds, mamals

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4
Q

Rodents and hares are susceptible to Yersinia pseudotuberculosis

A

T

small rodents, hare, birds, mamals

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5
Q

Yersinia pseudotuberculosis can cause abortion in cattle

A

T

diarrhoea, mastitis, abortion (cattle)

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6
Q

Focal inflammation and necrosis are postmortem lesions of the disease caused by Yersinia pseudotuberculosis

A

T

Abortion:
foetus: focal inflammation, necrosis
*-foetal membranes: *fibrinous-necrotic inflammation

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7
Q

Only rodents are susceptible to Yersinia pseudotuberculosis

A

F

small rodents, hare, birds, mamals

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8
Q

Some Yersinia enterocolitica strains have cross reaction with brucellae.

A

T

* O9: cross reaction with Brucella-species

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9
Q

Yersinia pestis is endemic in certain countries of Europe

A

F

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10
Q

Yersinia enterocolitica can infect pigs.

A

T

swine, rodents, hare, dogs, cats, farm animals, birds

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11
Q

Starvation and long, cold winter can predispose wild living animals to disease caused by Yersinia pseudotuberculosis

A

T

predisposing factors:
- wild living animals: starvation, cold
- farm animals: overcrowding, parasitosis, nutrition

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12
Q

Yersinia pseudotuberculosis mainly causes respiratory clinical signs in cattle:

A

F

diarrhoea, mastitis, abortion (cattle)

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13
Q

yersinia pestis has been eradicated from earth:

A

F

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14
Q

yersinia enterocolitica generally infects hosts per os

A

T

infection:
- arthropods: flea (tick, louse)
- inhalation (humans)
- wound

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15
Q

fruits and vegetables can be the source of human infection by yersinia

A

T

during cultivation, harvest, processing, transportation, or storage. Improper handling or inadequate washing of fruits and vegetables can lead to the transmission of Yersinia enterocolitica

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16
Q

the agent of the plague is transmitted by fleas:

A

T

infection:
- arthropods: flea (tick, louse)
- inhalation (humans)
- wounds

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17
Q

yersinia pseudotuberculosis is a zoonotic agent

A

T

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18
Q

diseases caused by yersinia pseudotuberculosis occur only in tropical areas

A

F

gut, soil, water, food, propagation: 2-43C

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19
Q

Diarrhoea is a common clinical sign of yersiniosis in pig

A

T

diarrhoea, weight loss, weakness (rodents, hare, swine)

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20
Q

Yersinia pseudotuberculosis can cause diarrhoea

A

T

in all : rodent, hare, swine, cattle, dog, cat, birds etc

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21
Q

Carrier animals shed the agent of yersiniosis in the faeces.

A

T

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22
Q

Yersinia pestis has been eradicated from Earth

A

F

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23
Q

Plague is caused by Yersinia pestis.

A

T

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24
Q

The Earth is free from plague.

A

F

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25
Q

Only rats are susceptible to plague.

A

F

cats, dogs, rabbits ,humans

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26
Q

Fleas can transmit plague.

A

T

infection:
- arthropods: flea (tick, louse)
- inhalation (humans)
- wound

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27
Q

Yersinia pseudotuberculosis can infect brown hares

A

T

cats, dogs, rabbits, humans

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28
Q

Yersinia pseudotuberculosis can cause septicaemia is rodents.

A

T

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29
Q

Farm animals are regularly vaccinated to prevent infection caused by Yersinia
pseudotuberculosis

A

F

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30
Q

Yersinia pseudotuberculosis can infect humans.

A

T

small rodents, hare, birds, mammals

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31
Q

Plague is caused by Yersinia pseudotuberculosis

A

F

Y. pestis

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32
Q

Arthropods are involved in spreading of plague.

A

T

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33
Q

Yersinia pseudotuberculosis has a wide host range

A

T

small rodents, hare, birds, mammals

34
Q

Yersinia pseudotuberculosis is not a zoonotic agent.

A

F

35
Q

Yersinia enterocolitica can cause diarrhoea only in rodents.

A

F

rodent, hare, swine, catttle, horse, dog, dag, birds

36
Q

Yersinia enterocolitica can cause septicaemia

A

T

37
Q

Yersinia enterocolitica can cause lesions in the mesenteric lymph nodes.

A

T

gut, lymphoid patches, mesenterial lymph nodes

38
Q

Yersinia enterocolitica can infect humans

A

T

39
Q

Plague occurs in the United States

A

T

40
Q

Only humans are susceptible to the agent of plague.

A

F

41
Q

Yersinia pseudotuberculosis causes frequently clinical signs in rodents

A

T

42
Q

Yersinia pseudotuberculosis can cause enteritis.

A

T

43
Q

Yersinia enterocolitica can infect only swine.

A

F

swine, rodents, hare, dogs, cats, farm animals, birds

44
Q

Yersinia enterocolitica can infect animals per os.

A

T

45
Q

Yersinia enterocolitica is a zoonotic agent.

A

T

46
Q

Yersinia pseudotuberculosis can infect rodents.

A

T

47
Q

Yersinia pseudotuberculosis can colonize the gut

A

T

48
Q

Yersinia pseudotuberculosis cause tuberculosis in wild living animals

A

F

49
Q

Yersinia pseudotuberculosis can infect only rodents.

A

F

50
Q

Animals can be infected with Yersinia pseudotuberculosis mainly per os

A

T

51
Q

Starvation of wild living animals is a predisposing factor of yersiniosis

A

T

predisposing factors:
- wild living animals: starvation, cold
- farm animals:overcrowding, parasitosis, nutrition

52
Q

Infection with Yersinia pseudotuberculosis is limited to the gut

A

F

53
Q

Yersinia pseudotuberculosis can cause septicaemia in rodents and hares.

A

T

* small rodents, hare, birds, mammals

54
Q

Yersinia pseudotuberculosis can cause focal inflammation and necrosis in the parenchymal organs.

A

T

55
Q

Yersinia pseudotuberculosis can survive in the environment

A

T

good survival in the environment

56
Q

Yersinia pseudotuberculosis can cause disease only in rodents

A

F

small rodents, hare, birds, mammals

57
Q

Yersinia pseudotuberculosis usually appears in tropical regions.

A

F

58
Q

Yersinia pseudotuberculosis generalizes in brown hares.

A

T

59
Q

Yersinia enterocolitica does not infect humans

A

F

60
Q

The agent of yersiniosis cannot be cultured, PCR is the only way of its detection.

A

F

61
Q

Yersiniosis is a zoonosis

A

T

62
Q

Yersiniosis of rodents can be caused by Yersinia pseudotuberculosis

A

T

63
Q

Carrier animals shed the agent of yersiniosis in the faces

A

T

64
Q

Yersinia pseudotuberculosis can cause severe pleuropneumonia in rodents

A

F

65
Q

Yersinia pseudotuberculosis can cause disease in hares

A

T

66
Q

Infection caused by Yersinia pseudotuberculosis is always limited to the gut

A

F

67
Q

Primary replication sites of Y. enterocolitica are the tonsils and lymphoid tissue of gut

A

T

infectio Po, tonsils, gut, lymphoid patches, mesenterical LN

68
Q

Y. enterocolitica has a narrow host range

A

F

chinchilla, hare, swine, ruminant

69
Q

Y. enterocolitica can be treated with tetracyclines

A

T

* broad spectrum antibiotics

70
Q

Swine is an important host of Y. enterocolitica

A

T

chinchilla, hare, swine, ruminant

71
Q

Chronic lesions caused by Y. enterocolitica resemble the lesions of tuberculosis

A

F

72
Q

Hare and chinchilla are most susceptible to Y. enterocolitica.

A

F

primary host- pig

73
Q

Rodentiosis is caused by Y. pseudotuberculosis.

A

T

74
Q

Y. pseudotuberculosis is relatively resistant and replicates in the environment

A

T

gut+ enviro - propagates in 2-43 degrees

75
Q

Arthritis can occur in the chronic form of the Y. pseudotuberculosis

A

T

76
Q

Lesions are most often seen in the small intestines in case of Y. pseudotuberculosis

A

F

large intestine

77
Q

Y. pseudotuberculosis is normally present in rodents.

A

F

78
Q

Y. pseudotuberculosis sporadically causes abortion in cattle.

A

T

79
Q

Y. pseudotuberculosis can cause inflammatory necrosis lesions in rodent.

A

T

80
Q

Disease caused by Y. pseudotuberculosis is common in rodents and hares

A

T

EPI Final PQ (49 decks)

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