PQS - entrance exam [6] Flashcards
Necrosis of the gut epithelium is a lesion of swine dysentery
True
Clinical signs of the central nervous system can be seen in the case of leptospirosis of
young dogs.
True
Leptospira can cause moon blindness of horses
True
Attenuated vaccines are widely used for the prevention of swine dysentery
False
Leptospira Pomona can cause abortion in pigs
True
Haemorrhagic, necrotic placentitis is a postmortem lesion of Q-fever
True
Q-fever is a zoonosis
True
Ehrlichia ruminantium is the causative agent of heartwater
True
Mycoplasma bovis can cause arthritis in cattle
True
Severe haemolysis is a clinical sign of bovine anaplasmosis
False
Arthritis is a clinical sign of contagious agalactia of sheep and goats
True
The agent of Q-fever is transmitted by ticks
True
Stenoxen agents have a wide host range
False
The method of vaccination has no effect on the efficacy of the
vaccination.
False
New-born animals cannot be infected from the milk thanks to the colostral antibodies.
False
Germinative infection is very frequent in mammals
False
In the case of latent infection, the genome of the agent is integrated
in the genome of the host
True
In the case of marker vaccines, the field strains and the vaccine
strains can be differentiated
True
One of the most common pathological signs of PMWS is
glomerulonephritis.
False
The reproduction of the circovirus continuous in the dividing cells
True
SMEDI is caused by porcine circovirus
False
Maternal antibodies against cat parvovirus protect only till 2 weeks
age.
False
PMWS is a type III. hypersensitivity
False
Aleutian mink disease virus causes enteritis
False
The egg drop syndrome virus can be transmitted vertically
True
Adenoviral pneumoenteritis is rarely fatal in calves and lambs
True
Conjunctivitis is a frequent sign of infectious laryngotrachetitis
True
Haemorrhagic nephritis virus is a polyomavirus
True
Equine rhinopneumonitis virus can cause purulent metritis
False
The turkey haemorrhagic enteritis virus can cause marble spleen disease in pheasants.
True
Conjunctivitis is a frequent sign of acute Marek’s disease
False
Sheep should be immunised against malignant catarrhal fever virus
False
In cattle, cowpox lesions are usually seen on the teats
True
Encephalitis is a frequent complication in infectious laryngotracheitis
of chickens
False
Pregnant mares abort usually in the acute phase of equine
rhinopneumonitis
False
Malignant catarrhal fever causes only mild respiratory disease in
sheep
False
Sheep pox is a generalized disease with fever
True
In African swine fever cases of abortion are never observed
False
Myxomatosis virus causes tumour formation in rabbits
True
Sheeppox virus is zoonotic
False
Calves should be vaccinated against bovine papular stomatitis
False
In cattle pseudocowpox lesions are usually mild and transient
True
The main host (reservoir) of foot and mouth disease virus is swine
False
The mortality of swine vesicular disease is very high; it can be 50-60%
False
The resistance of swine vesicular disease virus is very low; it cannot
survive in the environment
False
Swine vesicular disease virus replicates in the epithelium of the throat and tonsils
True
The resistance of duck hepatitis A virus is high
True
Several virulence variants of African swine fever virus exist.
True
The bursitis virus mostly causes germinative infection
False
RHD virus can be propagated in cell culture
False
Horse encephalomyelitis viruses are transmitted by ticks
False
Rodents serve as reservoirs for the Western equine encephalomyelitis
virus.
True
The Orthohepevirus A causes clinical symptoms only in human
True
Abortion is the main clinical sign of togavirus infection results in
abortion of horses.
False
Lameness and abortions are signs of bluetongue
True
Rotaviruses cause mainly respiratory signs in cattle.
False
Rotaviruses infect only mammals
False
Bluetongue outbreaks mainly occur in summer and autumn
True
Orthoreoviruses can cause pneumoenteritis in calves
True
In subacute Classical swine fever, we can observe signs of pneumonia during necropsies
True
In acute Classical swine fever skin haemorrhages and bloody nasal |discharge can be observed
True
Classical swine fever infection results in thrombocytopaenia.
True
Influenza viruses are classified into genera by their HA and NA
proteins.
False
Normal sized spleen can be observed in uncomplicated cases of subacute Classical swine fever.
True
Nairobi sheep disease leads to abortion in the infected pregnant
animals.
True
Pigs infected with BVDV turn seropositive to classical swine fever
True
Mucosal disease can develop in cattle persistently infected with BVDV
True
Bovine parainuenza virus causes central nervous clinical signs in calves.
False
In humans inactivated vaccines are used for the immunisation against influenza.
True
Bovine parainfluenza-3 virus infection is usually endemic in cattle farms.
True
Mesogenic strains of NDV causes respiratory disease in birds
True
Canine distemper virus can produce a generalised infection
True
Canine distemper virus has six serotypes
False
The serotype of influenza viruses is determined by their HA and NA proteins.
True
The clinical signs of PRRS can be abortion like SMEDI
True
Nephropathogen infectious bronchitis virus strains can cause
nephritis and uricosis
True
Vesicular stomatitis is a widespread disease all over the world
False
The antibodies against porcine respiratory coronavirus protect the pigs against porcine epidemic diarrhoea virus
False
Dogs can be vaccinated against canine enteric coronavirus
True
Rabies occurs only in tropical countries
False
The antibodies against porcine respiratory coronavirus protect the pigs against TGE
True
Dyspnoea is the main clinical sign of borna disease
False
Ovine pulmonary adenomatosis virus can infect sheep, goats and
cattle.
False
Lymphoid leukosis is the most frequent clinical form of avian
leukosis
True
Avian leukosis viruses have several subgroups
True
Maedi-visna is maintained by persistently infected sheep
True
Equine infectious anaemia virus disappears from animals after the viraemia.
False
There is intensive vaccination against caprine arthritis-encephalitis in
endemic countries
False
Anthrax is caused by Clostridium anthracis
False
Incomplete blood clotting is a typical postmortem finding in the case of anthrax
True
Scrapie prion is detected with PCR
False
Oedema factor is a virulence factor of the agent of anthrax
True
Animals showing clinical signs of anthrax have to be killed, treatment
is not allowed.
False
Infectious necrotic hepatitis is caused by Clostridium chauvoei
False
Generally live vaccines are used for the prevention of anthrax
True
Ulcerative lymphangitis of horses is caused by Corynebacterium equi
False
Erysipelas occurs only in pigs
False
Coagulase production is a virulence factor of Staphylococcus aureus
True
Corynebacterium renale can cause bovine pyelonephritis
True
Encephalitis is a frequent clinical sign of listeriosis in sheep
True
In the case chronic erysipelas pneumonia is a frequent clinical sign
False
Clostridium chauvoei can produce acids and gas from carbohydrates
True
The intradermal tuberculin test is negative if the increase of the
thickness of the skin is 3.6 mm and there are no local lesions or signs
False
Mycobacteria are highly resistant thanks to lipids and waxes in the
cell wall
True
Caseous lymphadenitis of sheep is an acute disease
False
False positive reactions of the tuberculin test in cattle can be caused by pre-allergy
False
The primary complex of bovine tuberculosis is generally seen in the gastrointestinal tract.
False
The agent of avian tuberculosis infects animals generally per os
True
Poultry are widely vaccinated for the prevention of avian tuberculosis.
False
Postmortem lesions of paratuberculosis can be seen in the small intestine.
True
The most severe clinical signs of paratuberculosis can be seen in
suckling calves.
False
Actinomyces hordeovulneris can cause actinomycosis of dogs
True
Verotoxigenic Escherichia coli strains cause neonatal coli diarrhoea of
pigs.
False
Dermatophilosis occurs mainly in moderate climate, especially in
winter
False
Coli diarrhoea of new-born piglets is caused by fimbriated Escherichia coli strains
True
Coli septicaemia of calves is seen most frequently after weaning
False
High fibre content of the feed can prevent coli- diarrhoea of rabbits
True
Coli-diarrhoea of rabbits is typically seen in suckling animals
False
Mixing animals is a predisposing factor of bovine salmonellosis
True
Vaccination is not recommended for the prevention of swine typhoid
True
Swine typhoid is a chronic disease
True
Swine paratyphoid has been eradicated from Europe
False
Swine paratyphoid is an acute disease
True
Overcrowding can predispose animals to ornithobacteriosis
True
Fibrinous pneumonia is a frequent postmortem lesion of respiratory pasteurellosis of calves
True
Fusobacterium necrophorum subsp. necrophorum is the causative
agent of necrobacillosis.
True
Overcrowding is a predisposing factor of respiratory pasteurellosis of
cattle.
True
The lesions of respiratory pasteurellosis of calves are generally in the
diaphragmatic lobes.
False
The block of the lachrymal channel is a clinical sign of atrophic rhinitis.
True
Aerosol infection is a common form of transmission of the agent of necrobacillosis.
False
Köster staining is used for staining of brucellae
True
Orchitis is a frequent clinical sign of contagious equine metritis
False
Glässer’s disease is caused by Actinobacillus suis
False
Brucellae are facultative intracellular agents
True
High fever is a clinical sign of actinobacillus pleuropneumonia of swine.
True
Histophilus ovis can cause disease in cattle and sheep
True
Fowl cholera cannot be prevented by vaccination
False
The reservoir host of the agent of tularaemia is the hare
True
Cattle cannot infect humans with brucellae
False
Brucella abortus can infect dogs
True
Brucella suis can colonise the udder of cattle
True
The causative agent of tularaemia is Francisella tularensis
True
Tularaemia is a fast and acute disease in mice
True
Brucella bovis can cause abortion of cattle
False
Humans are susceptible to the agent of glanders
True
The agent of avian bordetellosis can produce cytotoxin
True
Infectious bovine keratoconjunctivitis is caused by Moraxella bovis
True
Bordetella bronchiseptica can complicate distemper
True
Contact animals are treated with penicillin in the case of glanders
False
Glanders is mainly an acute disease in horses
False
Glanders is caused by Burkholderia mallei
True
Campylobacter fetus subsp. venerealis is a zoonotic agent
False
Campylobacter hepaticus is the causative agent of infectious hepatitis is pigs.
False
Bovine genital campylobacteriosis is maintained by bulls
True
Rabbit syphilis is a zoonosis
False
Rabbit syphilis is caused by Treponema paraluiscunniculi
True
Melioidosis is caused by Burkholderia pseudomallei
True
Campylobacter fetus subsp. fetus is a zoonotic agent
True
Leptospira can be detected with silver impregnation test
True
Blood in the faeces is typical in the case of swine dysentery
True
Mucous in the faeces is typical in the case of swine dysentery
True
Leptospira Pomona can cause abortion in pigs
True
Necrosis of the gut epithelium is a lesion of swine dysentery
True
Leptospira can cause moon blindness of horses
True
Generally attenuated vaccines are used for the prevention of
leptospirosis of pigs
False
Resistance of mycoplasmas is good; they can survive in the
environment for several months
False
Spasms, paddling and opisthotonus can be seen in the case of heartwater
True
Chlamydiosis is a zoonosis
True
The agent of Q-fever is transmitted by ticks
True
The haemotropic mycoplasmas cannot be cultured on media
True
Eperythrozoonosis of sheep and goats is caused by Mycoplasma ovis
True
Contagious bovine pleuropneumonia is caused by Mycoplasma bovis
False
The immunoglobulin content of the colostrum is influenced by the nutrition of the dam
True
Veterinarians can cause iatrogenic infections
True
Foetuses do not have immune reactions
False
Avirulent strains can be used in live vaccines
True
Embryo transfer can be used as an eradication method
True
The health state of the vaccinated animals can influence the efficacy of the vaccination
True
The porcine parvovirus 1 causes renal disorders in adults
True
PDNS is a type IV hypersensitivity reaction
False
If 100-day-old swine foetuses are infected with parvovirus, weak piglets can be seen
True
PMWS is a type III. hypersensitivity
False
Maternal antibodies against parvoviral enteritis of dogs protect not longer than 2 weeks
False
PDNS is a type III. hypersensitivity.
True
Abortion of sows can be a sign of Aujeszky’s disease
True
No vaccine is available against Canine adenovirus 2
False
Dogs carry the canine adenovirus in the kidneys for several months
True
Polyomavirus infects parrots
True
Colostrum uptake may inuence the resistance of calves to adenoviral pneumoenteritis
True
Feline infectious rhinotracheitis often results high mortality in susceptible young kittens.
True
Turkey herpesvirus can be used for vaccination against Marek’s disease
True
Cowpox virus can cause milker’s nodules in humans
True
Wild boars are not susceptible to Aujeszky’s disease virus
False
Sheep should be immunised against malignant catarrhal fever virus
False
Equid herpesvirus 3 can cause lesions on the genital mucosa without abortion
True
Canid herpesvirus infection can cause blue eye disease
False
The lumpy skin disease is only present in Africa
False
Contagious pustular dermatitis (orf) virus may survive in the environment for years
True
Serological cross-protectivity exists between certain poxvirus species but only within genus
True
Lumpy skin disease is caused by parapox viruses
False
