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EPI.o.i.d > Herpes + IBR + Bovine Herpes Mamilitis + Inclusion Body Rhinitis of Swine + MCF > Flashcards

Herpes + IBR + Bovine Herpes Mamilitis + Inclusion Body Rhinitis of Swine + MCF Flashcards

(105 cards)

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1
Q

Herpesviruses are good antigens

A

F

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2
Q

Alphaherpesviruses are host specific slowly multiplying (>24hrs) viruses

A

F

Alpha = Fast replication → Rapid destruction of host cells + Boarder Host Range
Beta = Slower replication + More limited host range
Gamma = Variable replication → Very limited host range

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3
Q

Alphaherpesviruses may cause latent infection in neurons or ganglia

A

T

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4
Q

Some herpesviruses have a broad host spectrum (euryxen

A

T

alphaherpesvirinae

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5
Q

Gammaherpesviruses may cause latent infection in neurons of ganglia

A

F

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6
Q

Herpes viruses are resistant to detergents

A

F

Enveloped with low resistance

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7
Q

Herpesviruses are sensitive to detergents

A

T

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8
Q

Herpesviruses are generally weak antigens

A

T

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9
Q

Herpesviruses can cause latent persistent infections

A

T

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10
Q

Herpesviruses are typically stenoxen viruses, but there are significant exceptions

A

T

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11
Q

Herpesviruses are strong antigens, therefore single vaccinations provide lifelong protection

A

F

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12
Q

Herpesviruses are enveloped viruses, therefore they are sensitive to detergents

A

T

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13
Q

Because the genome of herpesviruses is very stable, no attenuated mutant vaccine strains are available

A

F

Not stable we have deletion and point mutations on the genome

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14
Q

Infectious bovine vulvovaginitis virus strains cause abortions and foetal deformities

A

F

Sporadic abortions yes but not together with IPV
Also never foetal deformities (monsters)

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15
Q

Herpesvirus infections frequently result in latent virus carry

A

T

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16
Q

Herpesviruses usually cause latent infections and life-long virus carries

A

T

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17
Q

Infectious bovine rhinotracheitis virus can cause abortion

A

T

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18
Q

The use of marker vaccines can help the eradication of infectious bovine rhinotracheitis virus

A

T

Marker vaccines together with selection procedure if seropositive are more than 10% of the total tested

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19
Q

The most frequently used eradication strategy for IBRV is selection with the help of marker vaccines

A

T

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20
Q

Marker vaccines can be used in IBRV eradication programs in cattle farms

A

T

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21
Q

Antibodies against infectious bovine rhinotracheitis virus (IBRV) might be detected in the milk

A

T + blood/serum

Also sampling for direct detection can be:
semen + vaginal discharges + ocular discharges + nasal discharges

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22
Q

Conjunctivitis and blepharitis are signs of infectious bovine rhinotracheitis

A

T

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23
Q

The infectious bovine rhinotracheitis virus (IBRV) causes haemorrhagic gastroenteritis

A

F

IBR causes cns (L-TOD) + resp + repro

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24
Q

Infectious bovine rhinotracheitis virus also causes mastitis in cows

A

F

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25
Infectious bovine rhinotracheitis virus is transmitted by arthropods
F
26
Infectious bovine rhinotracheitis virus can cause fatal encephalitis in calves
T
27
Infectious Bovine Rhinotracheitis virus frequently causes encephalitis in old cow and bulls
F in young animals not old
28
Infectious Bovine Rhinotracheitis virus frequently causes encephalitis in old sow and bulls
F
29
Infectious Bovine Rhinotracheitis can be endemic on cattle farms
T
30
Infectious bovine rhinotracheitis virus can cause skin lesions on the genitals
T
31
Bulls can shed the infectious bovine rhinotracheitis with semen
T
32
The infectious bovine rhinotracheitis virus (IBRV) may spread via semen
T
33
Pregnant cows should be immunized with inactivated vaccines against IBRV
T Live can cause abortion
34
Pregnant cows should be immunized against IBRV only with inactivated vaccine
T
35
Attenuated vaccines are used in pregnant cows against Infectious Bovine Rhinotracheitis virus
F they cause abortion only inactivated are use in pregnant animals
36
Pregnant cows can be immunized against IBRV only with attenuated vaccines
F
37
Because Bovine herpesvirus l causes latent infections; it is not possible to eradicate it from a cattle population
F it is with 3 eradication methods (selection procedure + Generation shift + Herd Replacement)
38
Bovine herpesvirus l may cause encephalitis in calves
T in less than 5 months not in old animals
39
IBRV may cause encephalitis in calves
T
40
Only inactivated vaccines are available against Bovine herpesvirus 1
F
41
Bovine herpesvirus 1 may be transmitted through semen
T
42
Seropositive cattle cannot be carriers of the Infections Rhinotracheitis virus
F very funny
43
Infectious Bovine Rhinotracheitis virus (IBRV) can be transmitted through vectors
F
44
The IBR virus causes nephritis in calves usually in the age between one and six months
F nephritis is in MCF together with liver damage (pathology)
45
Infectious Bovine Rhinotracheitis (IBR) cause serous nasal discharge
T watery then purulent
46
Infectious Bovine Rhinotracheitis in 6-month-old calves usually causes pneumonia
T bronchopneumonia
47
Infectious Bovine Rhinotracheitis in cattle 6 months of age can cause encephalitis
F usually less than 5 months old
48
Infectious Bovine Rhinotracheitis often cause genital lesions with vesicles
T
49
Infectious Bovine Rhinotracheitis may cause inflammation of conjunctiva
T yes and ocular discharge with the virus for swabs
50
Infectious Bovine Rhinotracheitis cause purulent nasal discharge
T
51
In Hungary the IgE-negative marker vaccine is to be used in the control of Infectious Bovine Rhinotracheitis
T
52
Infectious Bovine Rhinotracheitis is rapidly spread within the herd
F IBR slowly MCF rapidly
53
Infectious Bovine Rhinotracheitis is no longer present in Hungary
F
54
The respiratory form of Infectious Bovine Rhinotracheitis is often followed by genital symptoms
F rarely together
55
Infectious Bovine Rhinotracheitis spreads slowly within a herd
T
56
We can see characteristic clinical signs of Infectious Bovine Rhinotracheitis in day-old calves
F
57
We are doing Infectious Bovine Rhinotracheitis virus eradication programs in Hungary
T with discriminative elisa and ige negative marker vaccines
58
Infectious Bovine Rhinotracheitis virus mainly cause encephalitis in cattle older than 6 months.
F
59
Infectious Bovine Rhinotracheitis mainly causes pneumonia in 1-6 months old calves
T
60
Infectious Bovine Rhinotracheitis is rare, BHV-1 only affects cattle
F + other ruminants too
61
In the transmission IBRV, the most important route is the germinative route
F aerogenous
62
Genital form of IBR is often followed by abortion
F IPV never occurs with abortion
63
IBR can occur in several clinical forms
T
64
IBR is a frequent infection, cattle and its closest relatives are affected
T
65
Bovine Herpes virus 2 frequently causes abortion
**F** affects the teats and the udder and rarely spread to perineal region or generalised Pseudo lumpy skin disease
66
Bovine herpes mamillitis virus can cause mastitis in cows
T
67
Bovine herpes mamillitis virus may cause lesions on the muzzle of suckling calves
T
68
The bovine herpes mamillitis virus causes lesions on the skin of the milkers, therefore it is a zoonotic agent
F not pox not milkers nodules
69
Bovine herpesvirus 2 may cause generalised skin lesions
T pseudo lumpy skin disease
70
Bovine herpesvirus 2 is the most frequent primary cause of mastitis in cattle
**F** most frequent is bacterial infections?
71
Bovine Herpes Mammillitis virus causes milkers' nodules in humans
F
72
Bovine Herpes Mammillitis virus may cause lesions on the lips of milking calves
T
73
Regarding Bovine Herpes Mammillitis, mainly heifers show clinical signs
T
74
Swine inclusion body rhinitis virus is causing mainly subclinical infection
T
75
Bloody nasal discharge can be a sign of swine inclusion body rhinitis
T
76
Clinical manifestation of swine inclusion body rhinitis is usually seen in piglets less than 3 weeks old
T
77
Inclusion body rhinitis is predisposing to fatal respiratory disease in pigs
T Bacterial rhinitis?
78
Suid herpesvirus 2 may cause upper respiratory tract disease in piglets
T
79
Swine Inclusion Body Rhinitis is usually seen in piglets
T
80
The Swine Inclusion Body Rhinitis virus may cause reproductive problems in sows
T SMEDI like
81
Malignant catarrhal fever is mostly fatal in sheep
F
82
Malignant catarrhal fever is an alphaherpesvirus causing latent infection in ganglia
F
83
Malignant catarrhal fever develops only in suckling calves up to two weeks of age
F
84
Malignant catarrhal fever can be seen only in calves younger than one month
F
85
Malignant catarrhal fever causes only mild respiratory disease in sheep
F
86
Sheep should be immunised against malignant catarrhal fever virus
F
87
Malignant catarrhal fever may develop in swine too
T they are sporadically sick
88
Malignant catarrhal fever is frequently seen in cats
F
89
Cattle should be vaccinated against malignant catarrhal fever
F no treatment no vaccination do not mix with sheep
90
Goats are the reservoir hosts of the malignant catarrhal fever virus
F
91
The incubation period of malignant catarrhal fever is less than one week
F
92
Malignant catarrhal fever is quickly spreading from cattle to cattle
F
93
Cattle should be vaccinated against malignant catarrhal fever in every six months
F
94
The malignant catarrhal fever is caused by Bovine Herpes virus-2
F
95
Malignant Catarrhal Fever is usually lethal in cattle.
T
96
Rodents are the reservoir hosts of the Malignant Catarrhal Fever virus
F
97
Swine are the reservoir host of the Malignant Catarrhal Fever virus
F
98
The Malignant Catarrhal Fever is caused by Bovine herpesvirus-2
F
99
We vaccinate calves 2 times against Malignant Catarrhal Fever
F
100
Swine are affected by Malignant Catarrhal Fever
T
101
Malignant Catarrhal Fever does not occur in Europe
F mainly usa africa and asia but sporadically in EU
102
Malignant Catarrhal Fever can cause diarrhoea
T
103
Malignant Catarrhal Fever spreads slowly within a cattle herd
F IBR slowly MCF Fast
104
Malignant Catarrhal Fever occurs if we keep cattle and sheep together
T
105
Malignant Catarrhal Fever does not occur in Hungary
F

EPI.o.i.d (50 decks)

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