NEW QUESTIONS: Flashcards by Cian Ryan

Sexual infection of cattle is the main way of infection with brucellae

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Brucella ovis can infect bulls and can cause epididymitis and orchitis -

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Selection (test & slaughter) method is not an appropriate method for eradication of swine
brucellosis

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Staphylococcosis is a septicaemic disease in day-old chicken.

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Proventricular dilatation disease can occur in parrots.

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TGE virus reaches foetuses.

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PHEV causes viraemia.

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TGE virus causes respiratory signs in adult animals

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In the case of PRRS high level of serum antibodies can be measured during viraemia-

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Clinical signs caused by duck hepatitis A virus can be seen in the first month of life –

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Bovine respiratory syncytial virus causes fibrinous pneumonia-

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Ataxia, tremor, spasms and dyspnoea are clinical signs of encephalomyocarditis

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Bovine respiratory syncytial virus results formation of hyalin membrane in the alveoli

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Distemper is caused by a morbillivirus

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Rinderpest virus and peste des petits ruminants virus can infect sheep

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Interstitial pneumonia can be a postmortem lesion of Distemper

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In the first phase the clinical symptoms of PRRS there may be respiratory symptoms such as
coughing

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Nasal discharge and saliva contain large amount of Ephemeral fever virus

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Coli-diarrhoea of calves can be seen after weaning.

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Nasal discharge is frequently seen in the case of ovine pulmonary adenomatosis

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Brucella abortus can cause arthritis and bursitis in cattle-

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Brucella species can propagate in the soil

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Focal necrosis in the liver surrounded by a red ring is a typical lesion of infectious necrotic
hepatitis

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Horse influenza is a very contagious, quickly spreading disease

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. Pandemic diseases are fast spreading ones; they are fast transmitted between continents

Swollen head syndrome is caused by avian metapneumovirus and E.coli

Bovine coronavirus is a zoonotic disease

Erosions can be seen in the oral cavity in the case of vesicular stomatitis

Rabies virus causes encephalitis –

BSE prion is spreading fast from animal to animal –

Clostridium botulinum has a wide host range –

Struck is generally a wound infection –

Clinical signs of porcine streptococcosis can mainly be seen in piglets

Skin necrosis is a clinical form of chronic swine erysipelas

Erysipelothrix rhusiopathiae is carried only by pigs that survived swine erysipelas –

Corynebacterium pseudotuberculosis is a facultative intracellular bacterium

Dermonecrotoxin of Bordetella bronchiseptica causes lesions in the nasal cavity and on the skin of pigs

. Francisella tularensis is a soil microorganism

Brucella ovis can infect only sheep –

PCR is used to detect antibody against porcine parvovirus 1

Canine herpesvirus infection can cause encephalitis in foxes.

Bursitis virus targets the premature T lymphocytes

The arthropod is a true vector, if the pathogen also replicates in the susceptible animal.

Cyclozoonoses require an arthropod for transmission

The half-life of the heterologous hyperimmune serum is about 2-3 weeks

Peste des petits ruminants virus mainly replicates in the lymphoid cells –

Nipah virus can cause disease in humans –

. Respiratory syncytial virus causes fibrinous pneumonia-

The origin of coronavirus is unknown

In the first phase the clinical symptoms of PRRS there may be respiratory symptoms such as coughing

Formation of immune complexes can happen in the case of feline leukosis

. Clinical signs of ovine pulmonary adenomatosis can be seen generally in sheep between 2 and 4 years

The agent is not shed in the case of tolerated infections

Pseudocowpox virus is a zoonotic agent –

The clinical signs of exudative dermatitis are more severe in suckling piglets than adult animals –

The morbidity of strangles is high

Dermatophilosis occurs mainly in moderate climate, especially in winter

Influenza causes enteric symptoms in humans

If the cellular immune reaction of cattle is weak, mainly proliferative lesions of tuberculosis can be seen -

Verotoxigenic E.coli strains cause coli-diarrhoea of calves

PRRS has virulence variants

The wet form of FIP is III. type of hypersensitivity

Yersinia enterocolitica is maintained mainly by pigs

The clinical signs of haemorrhagic septicaemia of cattle are caused by the endotoxin of the causative agent

Rabies virus causes encephalitis

High ammonia and dust concentration can predispose pigs to atrophic rhinitis

Dermatophilosis occurs mainly in moderate climate, especially in winter

Adult pigs cannot be infected with the agents of atrophic rhinitis

BSE prion spreads from the cow to the calf –

The dermonecrotoxin of the agent is responsible for the clinical signs of fowl cholera

Coli-diarrhoea of calves is caused by extraintestinal E-coli strains -

Wild boars can be the carrier of Brucella suis

Coli-diarrhoea of calves can be seen after weaning

S19 and RB51 vaccine strains are alive, attenuated Brucella abortus strains for vaccination of 3-5 months old heifers

Lamb dysentery is caused by clostridium perfringens B –

Malignant oedema can occur in ruminants and pigs

Hyperimmune serum can be used for treatments of tetanus

Tetanus is caused by Bacillus tetani

Mixing animals is a predisposing factor of bovine salmonellosis

The sows have to be vaccinated with inactivated vaccines in order to prevent swine typhoid

Streptococcus equi subsp. Equi is the causative agent of strangles –

Abscesses caused by streptococcus porcinus are generally noticed in the slaughterhouse

Carrier agent of strangles can detected with ELISA using paired sera –

The agent of pyosepticaemia of horses is a facultative pathogenic bacterium

Exhausting work is a predisposing factor of haemorrhagic septicaemia of cattle

Actinomycosis is an acute disease in humans

Wounds are predisposing factors of necrobacillosis –

Fibrinous pneumonia is a frequent postmortem lesion of respiratory pasteurellosis of calves

Necrobacillosis is a generalised disease –

Rhodococcus equi is a soil microorganism

High ammonia concentration in the air can predispose rabbits to pasteurellosis

Rhodococcus equi can cause disease in horses only

Germinative infection is a common way of transmission of the agent of ornithobacteriosis

Ornithobacteriosis is generally a generalised, septicaemis disease -

Ataxia and nervous clinical signs are typical in the case of swine paratyphoid –

Salmonellosis of dogs is mainly seen in young or immune compromised animals

Salmonella typhisuis and salmonella gallinarum can infect humans

Haemorrhagic septicaemia of cattle mainly occurs in tropical and subtropical areas

Pasteurella anatipestifer is the aetiological agent of anatipestifer disease

Brucella abortus can cause arthritis and bursitis in cattle –

During abortion the causative agents of brucellosis are shed in a huge number

Brucella bovis can cause abortion of cattle

As a result of Koster-staining B. melitensis, B. abortus and B. suis are stained red –

Tularaemia does not occur in Europe

Canine brucellosis is a zoonosis

Infectious coryza occurs in chicken, turkey, and waterfowl –

Lesions of bovine actinobacillosis can frequently be seen in lymph nodes

Increased salivation is a clinical sign of bovine actinobacillosis

FMD virus is shed by milk

Biotype 2 strains of Actinobacillus pleuropneumoniae are more virulent than biotype 1 strains –

Sexual infection of cattle is the main way of infection with brucellae

Lympho-haematogenous spread of mycobacteria can be seen in the early generalisation phase of tuberculosis -

There are vaccines available to prevent VES

The tick-borne encephalitis virus is endemic in central Europe

Cytopathic strains of the Bovine Viral diarrhoea (BVDV) alone can cause mucosal disease –

M.tuberculosis can cause generalised tuberculosis in cattle

BCG vaccination of badgers can result decreased shedding of mycobacteria –

Rift Valley fever outbreaks usually occur after abnormally heavy rainfalls –

Horse influenza is a very contagious, quickly spreading disease -

Positive reactions of the tuberculin test in cattle can be caused by infection with Mycobacterium tuberculosis –

Intra uterine infection happens if the foetus is infected during pregnancy from the dam –

Mycobacterium are highly resistant thanks to the lipids and waxes in the cell wall

Tuberculin test can be false negative if the animal is infected with M.tuberculosis

If cellular immune reaction is weak mainly proliferative lesions tuberculosis can be seen –

There is a close relationship between mycobacteria

The infected animals have high level of antibodies in the case of tolerated infections

The half-life of the homologous hyperimmune serum is about 2-3 weeks –

False positive reaction of the tuberculine test can be caused by infectious with facultative pathogenic mycobacteria –

Eradication with generation shift can be used only if the level of infection is low

New-born animals must be kept isolated when eradication with generation shift is used –

There are vaccines available against chicken anaemia –

The mink enteritis is type II hypersensitivity –

The Aujeszky’s disease virus causes fatal pneumonia in ruminants and carnivores

The MATSA is a form of a disease

Poxviruses are epitheliotropic viruses

The pseudocowpox virus spreads slowly in a farm

The sheep and goatpox are common in Europe

Myxomatosis is present worldwide

The swinepox virus causes clinical signs in case of bad hygienic conditions

Neurological form of Marek’s disease can be present in hens (older age)

Facultative pathogenic mycobacteria can cause positive tuberculin test in cattle

Actinomycosis is an acute disease in humans

Diarrhoea is the main clinical sign of paratuberculosis

Dermatophilosis is a zoonosis

Coli-diarrhoea of calves is caused by extraintestinal E. coli strains

The endemic form of respiratory pasteurellosis is mainly seen in calves

Dermonecrotoxin producing Bordetella bronchiseptica can cause rhinitis in piglets –

Humans can introduce the agent of fowl cholera into a herd –

Haemorrhages in large number are frequent postmortem lesions of fowl cholera

After abortion aborted foetus, foetal membranes and blood sample of dam must be send to the diagnostic institute

Human brucellosis is one of the most frequently seen bacterial zoonosis on Earth

Actinobacillus lignieresii can cause bovine actinobacillosis –

Lesions of bovine actinobacillosis are limited to the oral cavity

Only pigs are susceptible to Actinobacillus pleuropneumoniae

FMD virus is shed by milk

SMEDI is caused by porcine circovirus

- T (can be caused by both porcine circovirus | and porcine parvo)

RHD viruses replicates in the liver

Bursitis virus targets the premature T Lymphocytes

Actinomycosis is an acute disease in human –

Rodents are the main reservoirs of the bluetongue virus

Classical swine fever virus targets the lymphatic tissue

Rinderpest virus has several serotypes and there is no cross protection between them

Peste des petit ruminants virus is resistant, it can survive in the environment for several months

Clinical signs of the nervous system generally do not appear always in the case of distemper

Domestic swine is susceptible to Nipah virus infection –

The equine viral arteritis is caused by a retrovirus

Pigs has betacoronavirus –

Canine pantropic coronavirus causes high fever

The clinical signs of foot and mouth disease and vesicular stomatitis cannot be differentiated in cattle

Enzootic bovine leukosis virus is carried lifelong

Caprine arthritis-encephalitis virus can be transmitted by milk

Haemolysines cause haematuria in the case of staphylococcoses

Methicillin resistant Staphylococcus aureus can be passed from humans to animals -

Low virulent strains of the agent of swine erysipelas can cause chronic erysipelas from the beginning

Penicillin is recommended for the treatment of swine erysipelas

Rift valley fever outbreaks usually occur after abnormally heavy rainfalls –

Lympho-haematogenous spread of mycobacteria can be seen in the early generalisation phase of tuberculosis.

Mycobacterium tuberculosis can cause generalised tuberculosis in cattle -

Rhodococcus equi can cause disease in horses only

Coli diarrhoea of new-born calves can be prevented by vaccinating the pregnant cows –

Salmonella abortusbovis can cause abortion of cows

Swine typhoid can be transmitted with infected pigs

Wounds are predisposing factors of necrobacillosis –

Disease caused by bovine parainfluenza-3 virus can be diagnosed using paired sera –

Rinderpest virus replicates only in the lungs

“Zebra striping” in the large intestine can be seen in the case of rinderpest –

The PED is zoonotic disease

Canine coronavirus can always cause respiratory disease

Herbivorous animals are generally dead-end hosts of rabies -

Virulent foot rot has to be treated with antibiotics

In the case of erythroblastosis high number of immature red blood cells are in the blood –

Recombination is common in the case of retroviruses

Yersinia enterocolitica is maintained mainly by pigs

Clostridium perfringens can produce main and auxiliary toxins

Haemorrhages under the serous membranes and enlargement of the parenchymal organs are typical postmortem lesions of tetanus –

Morel’s disease is an acute, fast course disease –

Streptococcus equi subsp. equi can sometimes cause arthritis

Streptococcus equi subsp. equi is a zoonotic agent –

Listeriae can survive in pools and poodles

Inflammation of the large intestine is a postmortem lesion of coli diarrhoea of neonatal piglets

Septicaemic pasteurellosis does not occur in goats only in sheep

Pericarditis and perihepatitis are frequent PM lesion caused by E.coli -

The equine viral arteritis virus causes viraemia

Canine pantropic coronavirus can cause haemorrhagic diarrhoea

Inactivated vaccine against IBV can be used any ages. –

Ephemeral fever virus can cause clinical signs in ruminants, pigs, and horses –

Rabies virus is shed in the viraemic phase of the disease –

The clinical signs of avian leukosis are most severe in chicken under 2 weeks of age –

In the case of erythroblastosis high number of immature red blood cells are in the blood –

Proventricular dilatation disease is caused by a retrovirus

Clostridium septicum is a frequent agent of malignant oedema

Only coagulase positive staphylococci are regarded pathogen

Abscesses caused by Streptococcus porcinus are generally noticed in the slaughterhouse

Pulmonary pasteurellosis of pigs is mainly caused by pasteurella multocida

Human Brucellosis is one of the most frequently seen bacterial zoonosis on earth

Coli-diarrhoea of calves can be seen after weaning

Selection (test & slaughter) method is not an appropriate method for eradication of swine brucellosis

Brucella ovis can infect only sheep

About 10% of calves carry EColi O157:H7strains

Coli septicaemia of calves is frequently after weaning –

Epidemic diseases are fast spreading ones; they are fast transmitted between continents –

In case of import of animals into a farm, animals in the quarantine must be only observed, there is nothing to do with them if they do not show clinical signs

Foetuses have no immune reactions; they appear only in 2-4-week-old animals

The age of the vaccinated animals can influence the efficacy of the vaccination

Implantation of washed embryos from a non-infected dam into an infected one is a way of eradication of a disease

Eradication with generation shift can be used in cattle herds

In pigs the porcine circovirus 2 can cause PMWS

The clinical signs, pathological and histopathological examination suggest PCV2- induced disease

PDNS is a type IV. hypersensitivity –

SMEDI is caused by goose parvovirus

Maternal antibodies of dogs protect not longer than 2 weeks in the case of parvovirus enteritis of dogs

The parvovirus enteritis of dogs is type III hypersensitivity

If 75-day-old swine foetuses are infected with parvovirus abortion can be seen

Abortion of sows can be a sign of Aujeszky’s disease –

Attenuated vaccines are widely used for the prevention of rinderpest in africa

Persistently infected calves can be recognised by virus detection in ear notch (skin) sample –

Swine typhoid can be transmitted with infected pigs

The Aujeszky’s disease virus may infect several mammalian hosts

Rinderpest virus can result in lifelong immunity –

Salmonellosis of dogs is mainly seen in young or immune compromised animals

Hypothermia and weak immune response facilitate the severity of canid herpesvirus infection of dogs –

Conjunctivitis is a frequent sign feline infectious rhinotracheitis

Germinativ infection does not occur in Marek’s disease –

Suipoxviruses cause long-lasting immunity

Sheep and goat poxvirus are taken mainly through the oral route –

Pseudocowpox does not cause a milker’s nodules

Newcastle disease virus can cause CNS signs in dogs

Myxomatosis causes serious clinical signs in cotton-tail rabbits

Bovine coronavirus is zoonotic disease –

PHEV causes viraemia

TGE virus reaches foetuses

Rinderpest can infect only cattle

The half-life of heterologous hyperimmune serum is 2-3 days

Rinderpest virus can result lifelong immunity

Feline leukosis virus can be eliminated in some cats

Tumor formation in the lungs, liver and spleen is typical in ovine pulmonary adenomatosis –

Maedi-visna virus replicates only in the lungs without causing viraemia

Nipah virus can cause disease in humans –

Domestic swine is susceptible to Nipah virus infection

The agent of exudative dermatitis enters the host through wounds

Purulent meningo-encephalitis can be a postmortem lesion of porcine streptococcosis –

Omphalitis is a frequent lesion of avian staphylococcosis of day-old chicken

The equine viral arteritis virus causes viraemia

TGE virus reaches the mammary gland

Inactivated vaccine against IBV can be used any ages

Bovine parainfluenza-3 virus can cause interstitial pneumonia in calves -

Attenuated vaccines are widely used for the prevention of rinderpest in Africa

Nasal discharge and saliva contain large amount of ephemeral fever virus

Recombination is common in the case of retroviruses –

Generation shift is the only way of eradication of enzootic bovine leukosis

Enzootic bovine leukosis virus can result birth of immunotolerant calves

The clinical signs of avian leukosis are most severe in chicken under 2 weeks of age –

Clostridium botulinum has a wide host range –

Prion is shed in discharges by minks in the case of transmissable mink encephalopathy

Tetanus is seen only in horses

Haemolysines are virulence factors of staphylococci –

In case of porcine streptococcosis CNS clinical signs can be seen

Streptococcus suis is a zoonotic agent

Streptococcus suis can cause encephalitis of humans

Haemorrhagic diarrhoea is a clinical sign of strangles –

Eradication with generation shift can be used only if the level of infection is low –

Embryo transfer can be used as an eradication method

Leporioxviruses cause long-lasting immunity

Pseudocowpox virus causes papule on the udder

S.typhysuis and gallinarum can infected human

F ( no because typhoid)

In humid and cool environment, the foot and mouth disease virus can retain its infectivity for weeks -

Live vaccine is used for the prevention of avian encephalomyelitis - T

Clinical signs caused by duck hepatitis A virus can be see in the first month of life

A hepatitis E is a notifiable disease in animals -

Rodents are the main reservoirs of the bluetongue virus -

Septicaemic ovine pasteurellosis is mainly seen lambs younger than 3 months -

Arthritis can be a clinical sign of ovine pasteurellosis -

Leukotoxin production is an important factor of mannheimia haemolytica -

Mannheimia haemolytica can cause mastitis in goats -

Toxoid vaccines are used for the prevention of atrophic rhinitis -

Persistently infected calves can be recognised by virus detection in ear notch (skin) sample -

Rift valley fever outbreaks usually occur after abnormally heavy rainfalls

Horse influenza is a very contagious, quickly spreading disease

Brucella suis can cause orchitis and vertebral abscess in boars -

Equine infectious anaemia virus can damage the bone marrow

Rabies can be diagnosed only by using PCR

Bovine coronavirus can cause diarrhoea in adult animals

Winter diarrhoea mainly affects dairy herds –

Distemper can be complicated by secondary bacterial infections

Three to six months old dogs are most susceptible to canine distemper virus

Vesicular stomatitis virus can cause clinical signs in horses

Retroviruses are enveloped, their resistance is low

Retroviruses carry an integrase enzyme

Tremor, spasms, and torticollis are clinical signs of Newcastle disease

Feline immunodeficiency virus causes horizontal and vertical infection

Anthrax is a chronic disease in ruminants –

Newcastle disease virus can cause CNS signs in dogs -

Bovine coronavirus causes watery diarrhoea in calf up to 3 months

Brucella canis is shed in the semen

Sexual infection of cattle is the main way of infection with brucellae

- F (per os)

The causative agent of tularaemia cannot infect humans –

“Zebra striping” in the large intestine can be seen in the case of rinderpest -

The feline coronavirus causes viraemia

Human brucellosis is one of the most frequently seen bacterial zoonosis on Earth

Nasal discharge and saliva contain large amount of ephemeral fever virus

After abortion aborted foetus, foetal membranes and blood sample of dam must be send to the diagnostic institute

Brucella ovis and B. canis are koster-negative -

Caseous lymphadenitis of sheep cannot be eradicated from a flock

Carriers of agent of strangles can detected with ELISA using paired sera

Tumour formation in the lungs, liver and spleen is typical in ovine pulmonary adenomatosis

Clostridium botulinum has a wide host range

Avian leukosis virus causes the malignant transformation of B lymphocytes

Brucella suis can cause orchitis and vertebral abscess in boars

Equine infectious anaemia virus is mainly transmitted by respiratory discharge

Clostridium septicum is a frequent agent of malignant oedema -