NEW QUESTIONS: Flashcards
Sexual infection of cattle is the main way of infection with brucellae
F
Brucella ovis can infect bulls and can cause epididymitis and orchitis -
F
Selection (test & slaughter) method is not an appropriate method for eradication of swine
brucellosis
T
Staphylococcosis is a septicaemic disease in day-old chicken.
T
Proventricular dilatation disease can occur in parrots.
?
TGE virus reaches foetuses.
F
PHEV causes viraemia.
F
TGE virus causes respiratory signs in adult animals
F
In the case of PRRS high level of serum antibodies can be measured during viraemia-
F
Clinical signs caused by duck hepatitis A virus can be seen in the first month of life –
T
Bovine respiratory syncytial virus causes fibrinous pneumonia-
F
Ataxia, tremor, spasms and dyspnoea are clinical signs of encephalomyocarditis
T
Bovine respiratory syncytial virus results formation of hyalin membrane in the alveoli
T
Distemper is caused by a morbillivirus
T
Rinderpest virus and peste des petits ruminants virus can infect sheep
T
Interstitial pneumonia can be a postmortem lesion of Distemper
T
In the first phase the clinical symptoms of PRRS there may be respiratory symptoms such as
coughing
T
Nasal discharge and saliva contain large amount of Ephemeral fever virus
F
Coli-diarrhoea of calves can be seen after weaning.
F
Nasal discharge is frequently seen in the case of ovine pulmonary adenomatosis
T
Brucella abortus can cause arthritis and bursitis in cattle-
F
Brucella species can propagate in the soil
F
Focal necrosis in the liver surrounded by a red ring is a typical lesion of infectious necrotic
hepatitis
T
Horse influenza is a very contagious, quickly spreading disease
T
. Pandemic diseases are fast spreading ones; they are fast transmitted between continents
T
Swollen head syndrome is caused by avian metapneumovirus and E.coli
T
Bovine coronavirus is a zoonotic disease
F
Erosions can be seen in the oral cavity in the case of vesicular stomatitis
T
Rabies virus causes encephalitis –
T
BSE prion is spreading fast from animal to animal –
F
Clostridium botulinum has a wide host range –
T
Struck is generally a wound infection –
F
Clinical signs of porcine streptococcosis can mainly be seen in piglets
F
Skin necrosis is a clinical form of chronic swine erysipelas
T
Erysipelothrix rhusiopathiae is carried only by pigs that survived swine erysipelas –
F
Corynebacterium pseudotuberculosis is a facultative intracellular bacterium
T
Dermonecrotoxin of Bordetella bronchiseptica causes lesions in the nasal cavity and on the
skin of pigs
F
. Francisella tularensis is a soil microorganism
F
Brucella ovis can infect only sheep –
T
PCR is used to detect antibody against porcine parvovirus 1
F
Canine herpesvirus infection can cause encephalitis in foxes.
F
Bursitis virus targets the premature T lymphocytes
F
The arthropod is a true vector, if the pathogen also replicates in the susceptible animal.
F
Cyclozoonoses require an arthropod for transmission
F
The half-life of the heterologous hyperimmune serum is about 2-3 weeks
F
Peste des petits ruminants virus mainly replicates in the lymphoid cells –
F
Nipah virus can cause disease in humans –
T
. Respiratory syncytial virus causes fibrinous pneumonia-
F
The origin of coronavirus is unknown
F
In the first phase the clinical symptoms of PRRS there may be respiratory symptoms such as
coughing
T
Formation of immune complexes can happen in the case of feline leukosis
T
. Clinical signs of ovine pulmonary adenomatosis can be seen generally in sheep between 2
and 4 years
T
The agent is not shed in the case of tolerated infections
F
Pseudocowpox virus is a zoonotic agent –
T
The clinical signs of exudative dermatitis are more severe in suckling piglets than adult
animals –
T
The morbidity of strangles is high
T
Dermatophilosis occurs mainly in moderate climate, especially in winter
F
Influenza causes enteric symptoms in humans
T
If the cellular immune reaction of cattle is weak, mainly proliferative lesions of tuberculosis
can be seen -
F
Verotoxigenic E.coli strains cause coli-diarrhoea of calves
F
PRRS has virulence variants
T
The wet form of FIP is III. type of hypersensitivity
T
Yersinia enterocolitica is maintained mainly by pigs
T
The clinical signs of haemorrhagic septicaemia of cattle are caused by the endotoxin of the
causative agent
T
Rabies virus causes encephalitis
T
High ammonia and dust concentration can predispose pigs to atrophic rhinitis
T
Dermatophilosis occurs mainly in moderate climate, especially in winter
F
Adult pigs cannot be infected with the agents of atrophic rhinitis
F
BSE prion spreads from the cow to the calf –
F
The dermonecrotoxin of the agent is responsible for the clinical signs of fowl cholera
F
Coli-diarrhoea of calves is caused by extraintestinal E-coli strains -
F
Wild boars can be the carrier of Brucella suis
T
Coli-diarrhoea of calves can be seen after weaning
F
S19 and RB51 vaccine strains are alive, attenuated Brucella abortus strains for vaccination of
3-5 months old heifers
T
Lamb dysentery is caused by clostridium perfringens B –
T
Malignant oedema can occur in ruminants and pigs
T
Hyperimmune serum can be used for treatments of tetanus
T
Tetanus is caused by Bacillus tetani
F
Mixing animals is a predisposing factor of bovine salmonellosis
T
The sows have to be vaccinated with inactivated vaccines in order to prevent swine typhoid
F
Streptococcus equi subsp. Equi is the causative agent of strangles –
T
Abscesses caused by streptococcus porcinus are generally noticed in the slaughterhouse
T
Carrier agent of strangles can detected with ELISA using paired sera –
T
The agent of pyosepticaemia of horses is a facultative pathogenic bacterium
T
Exhausting work is a predisposing factor of haemorrhagic septicaemia of cattle
T
Actinomycosis is an acute disease in humans
F
Wounds are predisposing factors of necrobacillosis –
T
Fibrinous pneumonia is a frequent postmortem lesion of respiratory pasteurellosis of calves
T
Necrobacillosis is a generalised disease –
F
Rhodococcus equi is a soil microorganism
T
High ammonia concentration in the air can predispose rabbits to pasteurellosis
T
Rhodococcus equi can cause disease in horses only
F
Germinative infection is a common way of transmission of the agent of ornithobacteriosis
F
Ornithobacteriosis is generally a generalised, septicaemis disease -
F
Ataxia and nervous clinical signs are typical in the case of swine paratyphoid –
F
Salmonellosis of dogs is mainly seen in young or immune compromised animals
T
Salmonella typhisuis and salmonella gallinarum can infect humans
F
Haemorrhagic septicaemia of cattle mainly occurs in tropical and subtropical areas
T
Pasteurella anatipestifer is the aetiological agent of anatipestifer disease
F
Brucella abortus can cause arthritis and bursitis in cattle –
T
During abortion the causative agents of brucellosis are shed in a huge number
T
Brucella bovis can cause abortion of cattle
F
As a result of Koster-staining B. melitensis, B. abortus and B. suis are stained red –
T
Tularaemia does not occur in Europe
F
Canine brucellosis is a zoonosis
T
Infectious coryza occurs in chicken, turkey, and waterfowl –
F
Lesions of bovine actinobacillosis can frequently be seen in lymph nodes
T
Increased salivation is a clinical sign of bovine actinobacillosis
T
FMD virus is shed by milk
T
Biotype 2 strains of Actinobacillus pleuropneumoniae are more virulent than biotype
1 strains –
F
Sexual infection of cattle is the main way of infection with brucellae
F
Lympho-haematogenous spread of mycobacteria can be seen in the early
generalisation phase of tuberculosis -
T
There are vaccines available to prevent VES
F
The tick-borne encephalitis virus is endemic in central Europe
T
Cytopathic strains of the Bovine Viral diarrhoea (BVDV) alone can cause mucosal
disease –
F
M.tuberculosis can cause generalised tuberculosis in cattle
F
BCG vaccination of badgers can result decreased shedding of mycobacteria –
T
Rift Valley fever outbreaks usually occur after abnormally heavy rainfalls –
T
Horse influenza is a very contagious, quickly spreading disease -
T
Positive reactions of the tuberculin test in cattle can be caused by infection with
Mycobacterium tuberculosis –
T
Intra uterine infection happens if the foetus is infected during pregnancy from the
dam –
T
Mycobacterium are highly resistant thanks to the lipids and waxes in the cell wall
T
Tuberculin test can be false negative if the animal is infected with M.tuberculosis
F
If cellular immune reaction is weak mainly proliferative lesions tuberculosis can be
seen –
F
There is a close relationship between mycobacteria
T
The infected animals have high level of antibodies in the case of tolerated infections
F
The half-life of the homologous hyperimmune serum is about 2-3 weeks –
T
False positive reaction of the tuberculine test can be caused by infectious with
facultative pathogenic mycobacteria –
T
Eradication with generation shift can be used only if the level of infection is low
F
New-born animals must be kept isolated when eradication with generation shift is
used –
T
There are vaccines available against chicken anaemia –
T
The mink enteritis is type II hypersensitivity –
F
