PQS - entrance exam [8] Flashcards
Brucella canis can infect dogs.
True
Histophilus somni and Actinobacillus seminis can cause similar lesions in the genitals of rams as Brucella ovis
True
Ticks are true vectors of tularaemia
True
Clinical signs of tularaemia can be seen only in hares
False
Mouse inoculation is a frequently used method during isolation of
Francisella tularensis from pathological samples
True
Francisella tularensis can cause epidemics among slaughterhouse
workers.
False
Tularaemia is a fast and acute disease in mice
True
Infectious coryza is mainly seen in the ๔rst weeks of life
False
Germinative infection is common in the case of infectious coryza
False
Lesions of actinobacillus pleuropneumonia of pigs are generally limited to the lungs.
True
Histophilus ovis can cause pneumonia in cattle
True
Haemophilus (Glaesserella) parasuis can infect only pigs
True
Mycobacterium bovis is an agent of bovine tuberculosis
True
Fresh tuberculosis lesions in the lymph nodes are common in the early
generalisation
True
The skin intra dermal tuberculin test can be repeated within a week if necessary
False
Cough is a typical clinical sign of bovine pulmonary tuberculosis
True
If the cellular immune reaction of cattle is week, mainly proliferative lesions
of tuberculosis can be seen
False
Mycobacterium tuberculosis can cause generalised tuberculosis in cattle
False
BCG vaccination of badgers can result decreased shedding of
mycobacteria
True
The tuberculin test in cattle can be false negative if the animal is infected with facultative pathogenic mycobacteria.
False
Drop of egg production is a clinical sign of avian tuberculosis
True
The resistance of the agent of paratuberculosis is low, it cannot survive in the environment
False
Actinomyces bovis is the causative agent of bovine actinomycosis
True
Actinomyces species can cause diseases mainly in birds
False
The causative agent of foot rot is Dichelobacter nodosus
True
Actinomycosis is a noti!able disease
False
Mastitis is a common clinical sign of bovine nocardiosis
True
Hypo-gammaglobulinemia can predispose cattle to coli septicaemia
True
Calves are vaccinated with inactivated vaccines in order to prevent coli septicaemia.
False
Rhodococcus equi can cause a disease mainly in swine
False
Nocardia are Gram-positive branching filaments
True
Lack of colostrum is an important predisposing factor in diseases in young
animals caused by E. coli
True
Hygienic problems can predispose new-born calves to coli diarrhoea
True
Verotoxigenic strains are responsible for oedema disease
True
In case of coli-diarrhoea of weaned piglets it is advisable to reduce the
amount of feed
True
High fever is a typical clinical sign of coli diarrhoea of new-born piglets
False
Oedema disease of weaned piglets is caused by enterotoxigenic E. coli
strains.
False
Salmonella Typhimurium can cause salmonellosis of cattle
True
Mixing animals is a predisposing factor of bovine salmonellosis
True
The enterotoxins of the agents are responsible for the clinical signs and
lesions of salmonellosis of cattle
False
Arthritis can occur in mares after salmonella abortion
True
Salmonellosis can cause septicaemia in sheep
True
Swine paratyphoid has been eradicated from Europe
False
Swine typhoid is a very frequent disease in Europe nowadays
False
Vaccination is not recommended for the prevention of swine typhoid
True
Swine typhoid can be transmitted with infected pigs
True
Swine typhoid can be transmitted by contaminated utensils
True
Fowl paratyphoid has been eradicated in Europe
False
Salmonella Enteritidis can cause fowl paratyphoid
True
Lesions caused by Yersinia pseudotuberculosis are always limited to the
gut.
False
Rodents and hares are susceptible to Yersinia pseudotuberculosis
True
Fowl paratyphoid is limited to the gut, there is no septicaemia
False
Yersinia pseudotuberculosis is a zoonotic agent
True
Transportation is a predisposing factor of respiratory pasteurellosis of
calves.
True
There are no vaccines for the prevention of haemorrhagic septicaemia of
cattle.
False
Fruits and vegetables can be the source of human infection by yersiniae
True
Bleeding from the nose is a frequent clinical sign of haemorrhagic
septicaemia of cattle
False
Mannheimia haemolytica leukotoxin (cytotoxin) damages the
macrophages.
True
The lesions of respiratory pasteurellosis of calves are generally in the
diaphragmatic lobes
False
Lesions of atrophic rhinitis caused by Bordetella bronchiseptica are
irreversible.
False
Pasteurella multocida can cause pasteurellosis in small ruminants
True
The cytotoxin of Mannheimia haemolytica is responsible for the clinical
signs of ovine mastitis
True
Pasteurella multocida can infect humans
True
Feather pecking or force feeding can predispose animals to fowl cholera
True
High ammonia concentration in the air can predispose rabbits to
pasteurellosis.
True
Fowl cholera is caused by Pasteurella multocida A, D and F strains
True
Subcutaneous abscesses can be seen in the case of rabbit pasteurellosis
True
Clinical signs of anatipestifer disease are limited to the respiratory tract
False
Asymptomatic carriage of Pasteurella multocida can occur in birds
True
The endotoxin of the agent is responsible for the clinical signs of fowl cholera.
True
Parent birds have to be vaccinated just before laying in order to prevent
fowl cholera
False
Sinusitis is a frequent clinical sign of ornithobacteriosis
True
As a result of Kรถster-staining B. melitensis, B. abortus and B. suis are stained red
True
Abortion is a clinical sign of bovine brucellosis
True
There is a serological relationship among some Brucella species, because
of the same polysaccharides in the cell wall
True
Brucella suis can infect only pigs.
False
Wild hares can be the carrier of Brucella suis
True
Brucella abortus can infect dogs
True
Agar gel diffusion test and ELISA are used to detection of infection with Brucella ovis
True
Brucella ovis can cause septicaemia in cattle
False
Brucella suis can cause abortion of pregnant sows in any gestation period
True
Brucella ovis occurs in most sheep-raising regions of the world
True
Lesions of bovine actinobacillosis can be found in the maxilla or the mandibula.
False
Bovine actinobacillosis is prevented by widespread vaccination with
inactivated vaccines
False
Francisella tularensis form Gram-positive, branching !laments
False
Increased salivation is a clinical sign of bovine actinobacillosis
True
Hunters can be infected with Francisella tularensis during skinning of wild
hares.
True
Actinobacillus seminis causes epididymitis and orchitis in rams and bocks
True
Actinobacillus pleuropneumonia of pigs can be chronic
True
Pigs are susceptible to Actinobacillus pleuropneumoniae
True
Glรคsserโs disease occurs mainly in 1-2 months old piglets
True
Histophilus ovis can cause disease in cattle and sheep
True
Bunyaviruses cause oral infections
False
African swine fever is resistant to environmental effects
True
Mosquitoes spread all bunyaviruses
False
The resistance of picornaviruses is good, they can survive in the environment.
True
Swine vesicular rash has similar clinical signs to Foot and Mouth Disease
True
Feline calicivirus infection can be recognised by ulcers on the tongue
True
Foot and Mouth virus can maintain its infectious ability for weeks in cold, wet/humid environments
True
Teschen disease occurs in swine and carnivores
False
Bluetongue disease is spread by ticks
False
Tick-borne encephalitis is maintained in nature by rodents and small mammals
True
The main vector of West Nile fever is Culex pipiens
True
Bluetongue disease can spread with sperm
True
All serotypes of Foot and Mouth Disease occur worldwide
False
Migratory birds play a central role in Bluetongue disease
False
Foot and Mouth Disease is spread by arthropods
False
Louping ill occurs mainly in Scottish and Scandinavian c
False
Nairobi sheep disease is spread by mosquitoes
False
Orthohepevirus A only causes clinical signs in humans
True
Avian hepatitis-E virus causes decreased egg production
True
In Europe, African swine fever is mainly spread by ticks.
False
Ruminants can carry Foot and Mouth disease for even 3 years
True
In Gumboro disease, we can see clinical signs in chickens older than 8 weeks
False
Talfan disease occurs in all age groups
False
Several clinical signs of Bluetongue disease are responsible for the virus caused blood vessel wall damage several clinical signs
True
Pestiviruses are zoonotic pathogens
False
Nairobi sheep disease causes bloody enteritis in infected animals
True
The most serious clinical signs in Foot and Mouth disease occur in sheep
False
In case of Teschen disease and Talfan disease, moribund (?) animals need to sent for investigations
True
The virulent strains of feline calicivirus cause generalised infections
True
Cross protection is observed among the 29 known serotypes of Bluetongue
False
The infection ability of bursitis virus is high
True
Intrauterine Bluetongue virus infection can result in a tolerated infection
True
In sheep, BVDV can cause foetal development disorders
True
Bursitis virus attacks immature T lymphocytes
False
Mucosal disease may develop in individuals persistently infected with BVDV
True
BVD viral infection can cause immune response in foetus
True
Haemorrhagic disease in rabbits mainly causes clinical signs in animals younger than 2 months.
False
In its chronic form, Foot and Mouth disease causes arthritis
False
Hantaviruses in humans can cause renal/kidney damage/ impairment
True
African horse sickness virus is zoonotic
False
Attenuated vaccines against Bovine viral diarrhoea can cause foetal damage
True
Togaviruses are spread by mosquitoes
True
Wild birds play the most important role in the spread of African horse sickness
False
Togavirus in horses can lead to abortion
False
Swine are infected per orally in Swine vesicular disease is spread per orally
True
Meat hybrids are more sensitive to Gumboro disease than layers
False
In the epidemiology of Venezuelan equine encephalitis, birds have a role as reservoirs
False
In case of BVD, central corneal opacity can be observed
True
In Swine Vesicular disease, blisters appear on the liver.
False
The equine encephalomyelitis viruses are zoonotic
True
The BVD viral infection in the fetus can cause newborn pancytopenia ( BNP Bo Neonatal
Pancytopenia)
False
Anemia and cyanosis can be a clinical sign in Gumboro Disease
True
In case of African swine fever necropsy the enlargement of the spleen is observable
True
The Avian encephalomyelitis disease does NOT spread in a germinative way
False
The birds are the reservoirs for the Eastern equine encephalomyelitis
True
The equine encephalitis caused by Togavirus is a seasonal disease
True
If there is an outbreak of equine influenza the animals must be culled
False
The typical pathological lesion in case of Classical swine fever is the bleeding in kidney
True
Against the protection of the Gumboro disease we apply in ovo vaccines
True
In case of the Avian encephalomyelitis the typical sign is shaking
True
The influenza in humans usually causes gastrointestinal signs
False
Swine flu outbreaks mainly occur during summer.
False
The HPAI ( High Pathogenic Avian Influenza) causes skin bleedings in swine
False
In case of subacute classical swine fever pneumonia is visible during the necropsy
True
In case of the Avian encephalomyelitis bleeding and spleen enlargement is visible
False
The day old calf infection caused by Rotavirus can be prevented by immunization of the cows
True
The equine encephalosis causes high mortality
False
Certain influenzaviruses high virulence is a result of a mutation on a HA gene
True
In a vaccinated stock the classical swine fever ( CSF) usually causes clinical signs in 6-12 week old
piglet
True
Certain strains of the Venezuelan equine encephalitis can spread from horse to horse
True
The date of vaccination against Gumboro disease for the stock is determined by measuring the yolk immunity
True
The swine is not susceptible to rotavirus infections
False
The Equine influenza is a highly pathogenic ( high morbidity) , fast spreading disease
True
HPAI (High pathogenic Avian Influenza) strains can cause clinical signs in waterfowl
True
In case of rotavirus infections the clinical signs are mainly visible in animals older than 2 weeks
False
The african swine fever is always a peracute disease
False
In Hungary the LPAI ( Low pathogenicity Avian Influenza) is a reportable disease
True
In Europe it is mandatory to vaccinate against classical swine fever
False
The Chikungunya virus causes fever, rash and bleeding followed by joint pain in man
True
The mammalian orthoreovirus serologically uniform
True
