ADENOVIRUS Flashcards
Adenoviruses are resistant to detergents and lipid solvents.
T
Adenoviruses are enveloped viruses, therefore they are sensitive to detergents
F (non-enveloped)
Adenoviruses are resistant to detergents
T
Adenoviruses are arboviruses.
F
Adenoviruses are not too resistant enveloped viruses
F
Adenoviruses have mostly a broad host spectrum (euryxen pathogens)
F
Adenoviruses are poor antigens
F
There is no cross reactivity and cross protection among adenoviruses within genera
F
There are no serological cross-reactions between different adenovirus species
F
Adenovirus infections always result in severe disease
F
lntranuclear inclusion bodies are frequently seen in adenovirus-infected tissues.
T
In immunocompromised foals equine adenoviruses may cause severe respiratory disease
T
Several adenoviruses of domestic animals are zoonotic agents
F
Adenoviruses usually cause central nervous diseases with high lethality.
F
Only attenuated vaccines can be applied for immunization against adenoviruses.
F (live (attenuated) + inactivated)
Crowded keeping conditions may facilitate the spread of adenoviruses in a population
T (imp to not avoid this!)
Adenoviruses infect only mammalian hosts
F
Adenoviruses usually cause central nervous diseases with high lethality.
F
Adenoviruses are zoonotic agents
F
Serological cross-reactions may be seen between adenoviruses within the same genus.
T
we can not find adenovirus in cat
T- cant see in pq file, must check
Adenoviruses are good antigens.
T
Adenovirus may cause subclinical infections
T
Equine adenovirus causes haemorrhagic enteritis in foals.
T
Mastadenoviruses infect only mammalian species.
T
Adenoviruses can cause interstitial pneumonia in calves and lambs
T
Adenoviruses can cause pneumoenteritis in calves and lambs
T
Bovine adenoviruses may damage kidney tubular cells.
T
Adenoviral pneumoenteritis is frequently followed by bacterial secondary infections in cattle.
T
Adenoviruses may cause urolithiasis in sheep.
T (rams)
Cholelithiasis is frequently seen in ovine adenovirus 4 infections of rams
F
Adenoviral pneumo-enteritis is rarely fatal in calves and lambs
T
Adenoviruses can cause purulent bronchoalveolar pneumonia in calves and lambs
F (respiratory signs)
Bovine adenoviruses are endemic in the majority of large scale cattle stocks
T
Poor keeping conditions and colostral immunity significantly influence the severity of
adenovirus associated disease in cattle
T
Adenoviruses are among the causative agents of chronic bovine respiratory disease
complex
T
Colostrum uptake may influence the resistance of calves to adenoviral pneumoenteritis
T
Insufficient colostrum uptake increases the severity of Adeno virus induced diseases in
calves.
T
Infertility and abortions are the most significant signs of bovine adenovirus infections
F
In crowded keeping conditions the consequences of bovine adenovirus infections are
usually more severe
T
Bovine adenovirus-10 may cause haemorrhagic enteritis.
T
Bovine adenoviruses usually cause disease in calves.
T
Adenoviral pneumoenteritis is rarely fatal in calves and lambs.
T
Canine adenovirus 1 may cause fatal encephalitis in foxes.
T
No long-term carrier stage is seen in canine adenovirus serotype 1 infections.
F
Lymphocyte cell count is not changed during Canine adenovirus 1 infection.
F
Canine Adenovirus 1 infection doesn’t cause viraemia
F
Puppies between the age of 3 and 6 months are the most sensitive to canine hepatitis
T
Dogs carry the canine adenovirus in the kidneys for several months
T
The canine adenovirus causes disease only in dogs
F
Young dogs between the age of 3 and 6 months are most sensitive to canine hepatitis
T
Canine adenovirus 1 damages endothelial cells
T
Elevated ALT and AST levels in the serum are potential signs of canine infectious hepatitis
T
Canine adenovirus serotype 1 may cause encephalitis in certain carnivore hosts
T
Only inactivated vaccines are available against infectious canine hepatitis infections
F
CAdV-1ive (attenuated) + inactivated
CAdV-2: live (attenuated)
Canine adenoviral hepatitis is relatively rare in developed countries, because many dogs are vacinated against it
T
Urinary bladder wall oedema is a typical lesion in dogs after canine adenovirus 1infection
F- gall bladder oedema
Glaucoma is a frequent sign of peracute canine infectious hepatitis
F (death within 1-2 days, non spesific clinical signs)
Dogs carry Canine adenovirus serotype-1 usually in the spleen.
F (kidney)
Ocular lesions can develop in the extended and chronic stages of canine viral hepatitis.
T(chronic: blue eye , cataract)
Gallbladder wall oedema is a typical lesion in Canine adenovirus-1 infection.
T
Infectious Canine Hepatitis is usually seen in elderly dogs.
F
There is serological cross-protection between Canine adenovirus type-1 and 2.
T
Both CAdV-2 and CAdV-1 serotypes can be used to vaccinate against Rubarth ś disease.
T (live + inactivated =cadv-1, live =cadv-2)
Canine adenovirus infection is sporadic in Hungary.
T
Causative agent of Rubarth ś disease is CAdV-2.
F ( is is CAdV-1)
Canine infectious hepatitis is caused by several adenovirus serotypes.
F
Dogs with Rubarth ś disease have a long-term carrier status.
T
Canine adenovirus is characterized by hepatitis and abortion
F
- peracute: death
- acute: fever
- extended: blue eye
During Canine adenovirus infection hepatitis and encephalitis are the main clinical signs.
T
Vaccines usually contains CAdV-2 strain in live form
T
CAdV-2 causes CNS disease in puppies.
F
Rubarth’s disease is caused by CAdV-1
T
Rubarth’s disease is caused by CAdV-2
F
Rubarth’s disease is a disease of older cats.
F
Canine adenovirus 2 is among the causative agents of kennel cough
T(canine Infectious laryngotracheitis)
No vaccine is available against Canine Adenovirus 2
F
Canine adenovirus 2 can cause encephalitis in foxes
F (canine adenovirus 1)
Infectious laryngotracheitis virus replicates in the liver of cats
F (NO CATS)
Canine adenovirus 2 causes upper respiratory tract infection in dogs
T (canine infectious laryngotracheitis)
Canine adenovirus-2 frequently causes abortion in dogs.
F
Canine adenovirus 2 can cause upper respiratory tract inflammation
T (canine infectious laryngotracheitis)
Canine laryngotracheitis virus can cause interstitial pneumonia following viraemia
F
Canine adenovirus 2 causes upper respiratory tract infection in dogs
T(canine infectious laryngotracheitis)
Canine adenovirus serotype-2 causes central nervous disease in dog pups.
F
Canine laryngotracheitis virus can cause interstitial pneumonia following viraemia
F
Aviadenoviruses and goose parvovirus may cause similar pathology lesions in goslings
T
Adenoviruses frequently cause encephalitis in chicken
F
Avian adenovirus spread both vertically and horizontally
T
Aviadenovirus infections of geese may cause lesions similar to the Derzsy ś disease.
T
Avian adenoviruses may cause hepatitis in chicken.
T
Chicken adenoviruses are species-specific.
F
Chicken adenovirus can cause embryonic death, bronchitis, and inclusion body hepatitis.
T
Aviadenoviruses can cause hepatitis-hydropericardium syndrome in geese.
T
Anaemia and increased mortality are signs of chicken inclusion body hepatitis
T (anemia+ diarrhoea)
Aviadenoviruses may cause hepatitis in chickens
T
The turkey haemorrhagic enteritis virus can cause marble spleen diseases in pheasants
T
The turkey haemorrhagic enteritis virus can cause spleen lesions as well
T (spleen, liver, kidney, lungs)
The turkey haemorrhagic enteritis and the marble spleen disease are caused by the same virus
T
Antibiotic therapy is forbidden in turkey haemorrhagic enteritis
F
Marble Spleen Disease virus causes lymphatic tumours in geese
F (enlarge, mottle spleen)
Egg drop syndrome virus causes cloaca paralysis
F
Increased motility of oviduct
Egg drop syndrome virus causes severe inflammation of the ovaries in hens
T-SL
The egg drop syndrome virus can be transmitted vertically
T
The egg drop syndrome is mostly transmitted by arthropods
F
The postmortem lesions of egg drop syndrome virus and polyoma virus in goose are the
same
F
The pathological lesions of egg drop syndrome virus and polyoma virus in goose are the
same
F
The egg drop syndrome virus may cause respiratory disease in young geese
T
Egg drop syndrome usually appears in the beginning of the laying season
F (peak of egg production (3-7 weeks)
The Egg Drop Syndrome virus causes hepatitis and hydropericardium in young geese.
F
In young geese, respiratory disease may be caused by the EDS virus
T
The Egg Drop Syndrome virus damages the oviduct of day-old chicken
F
1-2wk age
The Egg drop syndrome virus may cause respiratory disease in young.
T( in goose)
Egg Drop Syndrome is a disease of chickens of all age groups.
F
Adenoviruses of birds, is characteristic with mild diarrhoea and rough, hard eggshell.
F
Egg Drop Syndrome infects duck and geese as well.
T
Inactivated vaccines are used for the prevention of Egg Drop Syndrome
T
Egg Drop Syndrome is caused by an Aviadenovirus.
F
Egg Drop Syndrome virus can spread germinatively.
T
Egg Drop Syndrome occurs in Hungary.
T
Only attenuated vaccines can be applied for immunisation against adenoviruses
F
The quality and amount of colostrum uptake influence the severity of adenoviral pneumoenteritis in calves
T
poor keeping conditions and colostral immunity significantly influence the severity of adenivirus associated diseases in cattle
T
The egg drop syndrome Virus is mainly transmitted by arthropods
F
