Epi Mix X 4801-4800 Flashcards
Myxomatosis virus spread out to the world from China
F
The atypical form of Myxomatosis frequently appears with respiratory signs
T
Only domestic rabbits are susceptible to Myxomatosis
F
Typical form of Myxomatosis presents with gelatinous swellings, “lion head” and cold- like symptoms
T
Conjunctival or respiratory form of Myxomatosis are atypical
T
Myxomatosis causes benign localized skin lesion in cotton tail rabbits
T
Myxomatosis causes no viraemia in cotton tail rabbits
T
Avian poxviruses always cause cross immunity
F
Fowlpox is a zoonotic disease
F
The serious form of the fowlpox is the cutaneous form
F
The serious form of the fowlpox is the diphtheric form
T
Fowlpox virus cause long lasting immunity
F
Fowlpox virus can infection only chicken
F
The diphtheritic form of fowlpox is usually less severe than the cutaneous
F
Heterologous viruses of avian pox frequently cause generalization
F
Fowl pox viruses cause generalized diseases in seals
F
Avian pox viruses are frequently transmitted by insects
T
The mucosal form of Fowl pox is benign
F
Arthropods play an important role in the transmission of Fowl pox virus
T
The diphteric (wet) form of Fowl pox develops after viraemia and generalized infection
T
Attenuated vaccines are available against Fowl pox
T
Signs of cutaneous Fowl pox are usually seen on the head (comb, eyelids) of chicken
T
Pathological lesions of mucosal fowl pox can be similar to Infectious Laryngotracheitis
T
Only inactivated vaccines can be used for prevention against fowl pox
F
Fowlpox is eradicated from most of the European countries
F
Fowlpox virus causes only transient skin lesions in chicken
T
The diphteric (wet) form of Fowlpox causes lesions on the mucous membranes
T
Attenuated vaccines are forbidden to be used against Fowlpox
F
Avian pox viruses are species specific
F
The cutaneous form of Fowl pox is benign
T
Several virulence variants of African Swine Fever Virus exist
T
African swine fever is shed in the saliva of the infected animals
T
ASF virus is shed in the urine of the infected animals
F
Stamping out of the infected herds is applied in the control of African Swine Fever
T
The leading clinical sign in African swine fever is excess salivation
F
In acute African swine fever the leading pathological findings are the haemorrhages
T
The African swine fever infects the swine per os
T
The African swine fever virus genome codes only 2 proteins
F
The African swine fever virus infects the swine by air
F
In African swine fever cases of abortion are never observed
F
The primary replication site of African swine fever virus is the oronasal mucosa
F
The primary replication sites of African swine fever virus are the tonsils and lymph nodes
T
In acute ASF cases the leading pathological finding is the black and enlarged lymph nodes
T
In case of African swine fever enlarged spleen is observed during necropsy
T
The ASF virus replicates the bone marrow
T
The tick species vectoring African swine fever are present in Portugal and Spain
T
The ASF virus is serologically uniform but several genotypes exist
T
In acute ASF we can observe high mortality in sows
T
Vaccines are available in EU to be used in the control of African swine fever
F
Vaccines are available to be used in the control of ASF
F
The immune system cannot neutralize the ASF virus by antibodies
T
The African swine fever virus can be disinfected by 2%NaOh within 1 day
T
In Europe the main route of infection is the transmission of the African swine fever by ticks
F
The African swine fever virus is highly resistant against the environmental conditions
T
The African swine fever causes hemadsorption in cell cultures
T
In the control of African swine fever thinning of the wild boar populations is helpful
T
ASF is always a peracute disease
F
ASF virus retains its infectivity for years in frozen meat
T
The African swine fever virus replicated in lymphocytes
F
Wild boars may be chronically infected with African swine fever virus
T
Wild boars can carry African Swine Fever virus as chronically infected animals
T
African swine fever is endemic in Sardinia
T
The resistance of the African swine fever virus is very low
F
African swine fever is generally transmitted by mosquitoes
F
African swine fever can cause disease in humans
F
The African swine fever virus can be inactivated by irradiation
T
African Swine Fever virus infects every cloven hoofed animal
F
African Swine Fever does not occur in Europe
F
African Swine Fever is a resistant virus
T
Immunocomplexes are formed in the case of African Swine Fever
T
Only activated vaccines are used for the prevention of African Swine Fever
F
Ticks can transmit African Swine Fever virus
T
In ASF cases abortion is never observed
F
Swine and wild boars are susceptible to African Swine Fever virus
T
Warthogs can maintain African Swine Fever in endemic areas
T
Attenuated vaccines are used for the prevention of African swine fever
F
African Swine Fever virus has a low resistance
F
African Swine Fever virus can infect pigs and wild boars
T
The clinical signs of African Swine Fever are more severe in wild boars than in farmed pigs
F
There is a widespread vaccination in endemic areas to prevent African Swine Fever
F