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EPI HARDCORE > brucella hardcore > Flashcards

brucella hardcore Flashcards

1
Q

Brucella species cannot tolerate high temperature (60 °C) and low pH (pH: 4).

A

T-resistance medium

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2
Q

Brucellosis is a chronic disease

A

T

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3
Q

Worldwide distribution is characteristic for brucellosis

A

T

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4
Q

Brucella can be both acute or chronic in humans

A

T

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5
Q

Brucella species need cysteine or cystine as an additive for the culture

A

F

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6
Q

Brucella need chocolate agar to culture

A

F-also blood is possible

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7
Q

B. suis is a zoonotic agent

A

T-all are zoonotic

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8
Q

Brucella ovis needs CO2 to culture

A

T-obligate aerobic capnophilic?

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9
Q

There is a serological relationship among B. abortus, B. melitensis and B. ovis, because of the same surface polysaccharides

A

F
not ovis but suis

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10
Q

Fetus, fetal membrane and blood sample from the dam must be send to the diagnostic institute in abortion case

A

T

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11
Q

Human brucellosis was described for the first time by David Bruce in Malta Island in 1886

A

T
1866 micrococcus melitensis now brucella melitensis

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12
Q

There is a strong relationship in the antigenic structure of B. melitensis and B. suis

A

T
ovis with canis r colonies
melitensis with suis and abortus s colonies

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13
Q

In the case of a same serum sample it is advisable to carry out more serological tests for the detection of antibodies against Brucella species, because different serological tests can show different results

A

T

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14
Q

Rev I. is an inactivated vaccine strain

A

F
attenuated from b melitensis

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15
Q

Vaccination against brucellosis is common in the EU

A

F
not allowed!!!

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16
Q

Brucella is an obligate pathogen

A

F
Facultative intracellular pathogenic

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17
Q

All Brucella can be stained with Koster staining

A

F
koster stain positive melitensis suis abortus -red
koster stain negative canis ovis

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18
Q

An attenuated vaccine is used in Hungary for prevention of B. melitensis

A

F

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19
Q

Wild boars can be the carrier of Brucella melitensis

A

F
Boars only b.suis

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20
Q

Brucella suis can cause chronic localized udder infection in cattle

A

T

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21
Q

Osteomyelitis is a frequent sign of porcine brucellosis

A

T

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22
Q

European brown hare can carry and shed B. suis biotype 2

A

T

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23
Q

Rev-1 strain is an attenuated live B. suis strain

A

F

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24
Q

Brucella suis can cause severe abortion in cattle

A

F

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25
Q

Farmed pigs are regularly vaccinated against brucellosis in Europe in order to prevent infection from wild boars

A

F
vaccination only allowed with rev 1 for brucella melitensis in sheep and goats

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26
Q

Stock exchange is the only safe eradication method in case of swine brucellosis

A

T
herd replacement is same

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27
Q

B. suis biotype 2 is widespread in wild swine population all over the world

A

T
worldwide yes and boars

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28
Q

Swine brucellosis can be treated successfully with antibiotics

A

F

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29
Q

Brucella suis was isolated by Sir David Bruce as a first time in 1886 in Malta Island

A

F
pou ton malaka ton diko mas to suis

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30
Q

Maintaining host of swine brucellosis are reindeer, hare and small rodents

A

F
wild boars

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31
Q

Brucellosis in swine causes abortion at any time of the pregnancy

A

T

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32
Q

Chronic cases of brucellosis cause lameness in both boars and sows

A

T

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33
Q

Calves can be infected with brucellae during pregnancy if the cow is infected

A

F

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34
Q

The maintaining host of Bruecella abortus is the goat and the sheep

A

F

35
Q

Calves can be born with Brucella

A

F

36
Q

Brucellosis of cattle is mainly limited to the genital tract

A

F

37
Q

In the case of bovine brucellosis abortion usually occurs after fifth month of gestation

A

T

38
Q

The S19 strain is an inactivated B. melitensis strain, which can be used for brucellosis

A

F

39
Q

ABR test cannot be used to test colostrum

A

T

40
Q

Bovine brucellosis is a self-limiting disease

A

T

41
Q

Bovine brucellosis was described for the first time by Sir David Bruce in 1886

A

F

42
Q

In ABR (Abortus bang ring/Brucella milk ring) test, we detect brucella antigens in the milk

A

T

43
Q

S19 vaccine is a live vaccine, which can cause abortion in pregnant cows

A

T

44
Q

Cattle are generally infected with Brucella per os

A

T

45
Q

Bovine brucellosis is widespread within the EU

A

F

46
Q

Infected cattle can be recognized by detecting Brucella in blood with ELISA

A

T

47
Q

Antibodies against Brucella abortus are detected in the ABR test

A

T

48
Q

Male calves may be vaccinated with vaccines containing live attenuated strains, without any side effects

A

F

49
Q

Calves shows clinical sign after weaning when infected young with brucellosis

A

F

50
Q

Bovine brucellosis is seen in most European countries

A

F

51
Q

If young calves are infected with brucellosis, the bacteria remain in the lymph nodes until maturity

A

T

52
Q

Histophilus somni and Actinobacillus seminis can cause similar lesions in the genitals of rams as Brucella ovis

A

T

53
Q

Brucella ovis mainly causes abortion, clinical signs in males are rare

A

F-the other way

54
Q

Agar gel diffusion test and ELISA are used for the detection of infection with Brucella ovis

A

T

55
Q

Brucella ovis can cause ascending infection of the genital tract

A

T-in rams

56
Q

Sometimes abortion can be seen in the case of brucellosis of sheep caused by B. ovis

A

T

57
Q

Infectious epididymitis is caused by B. ovis

A

T

58
Q

You can get B. ovis free only with stock exchange

A

F-test and remove

59
Q

Ewes are lifelong carriers of Brucella ovis

A

F

60
Q

AGID can be used to diagnose brucellosis in sheep

A

T

61
Q

B. melitensis can disappear spontaneously from sheep and goat

A

T

62
Q

Herd replacement is the only method of eradication of B. melitensis in a goat herd

A

F

63
Q

Brucella melitensis is an obligate pathogenic bacterium in sheep and goat

A

T

64
Q

Brucella melitensis is sporadic in Hungary

A

F

65
Q

Sheep and goats can be infected per os with Brucella melitensis

A

T

66
Q

Self-limiting nature of brucellosis caused by Brucella melitensis is strong

A

T

67
Q

Antibodies against Brucella melitensis can be detected in small ruminants all over Europe

A

F

68
Q

B. melitensis brucellosis is strongly self-limiting

A

T

69
Q

Goats and sheep are primary hosts of B. melitensis

A

T

70
Q

Brucella suis can infect dogs

A

T

71
Q

Dogs and cats can be infected with brucella abortus without any clinical signs

A

T

72
Q

Brucella abortus can infect dogs

A

T

73
Q

Brucella canis can infect humans

A

T

74
Q

Hemoculture is a good diagnostic tool in the diagnostic work of canine brucellosis

A

T

75
Q

Abortion due to canine brucellosis occurs in final phase of pregnancy

A

T

76
Q

Canine brucellosis differs from other brucella infections since it’s a long-term active infection

A

T

77
Q

Canine brucellosis can cause iridocyclitis

A

T

78
Q

Abortion usually occurs in the late phase of pregnancy in case of canine brucellosis

A

T

79
Q

Epididymitis and orchitis are typical clinical signs of canine brucellosis

A

T

80
Q

Attenuated vaccines are widely used for the prevention of canine brucellosis

A

F

81
Q

Strong self-limitation can be seen in the case of canine brucellosis

A

F

82
Q

In case of brucellosis, horses suffer from bursitis and they can rupture

A

T

83
Q

In case of brucellosis hares can maintain their own infectious cycle, and do not need to be infected by cattle

A

T

84
Q

Reindeers are important in maintaining and infecting swine herds with B. suis

A

F

EPI HARDCORE (12 decks)

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