Viro Final V

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  1. Feline calicivirus is associated with what complex?
    Feline Respiratory Disease Complex
  2. How is feline calicivirus transmitted (2)?
    • Aerosol droplets
    • Fomites
  3. What are the clinical signs associated with feline calicivirus (4)?
    • Ulceration of tongue, hard palate, or nostrils
    • Pulmonary edema
    • Interstitial pneumonia
    • Limping syndrome
  4. How is Rabbit Calicivirus (Rabbit hemorrhagic disease virus) transmitted (4)?
    • Direct contact
    • Aerosol
    • Insect vectors
    • Fomites
  5. What are some clinical signs associated with Rabbit hemorrhagic disease virus infection (3)?
    • Shaking
    • Incoordination
    • Prostration
  6. How is RHDV infection diagnosed (2)?
    • ELISA
    • Virus detection in lung, spleen and liver
  7. How is RHDV infection prevented (2)?
    • Vaccine
    • Chemical disinfection (detergent and oxidizing disinfectants)
  8. What are the clinical signs associated with Equine rhinitis A virus infection(2)?
    • Watery nasal discharge
    • Respiratory signs
  9. How is equine rhinitis A virus infection diagnosed(3)?
    • PCR
    • Electron microscopy
    • Immunofluoresence or histochemistry
  10. What are the clinical signs associated with Bovine Rhinovirus(3)?
    • Serous nasal discharge
    • Fever
    • Coughing
  11. How is Bovine Rhinovirus transmitted(3)?
    • Aerosol
    • Direct contact
    • Fomites
  12. How is bovine rhinovirus infection diagnosed?
    Neutralizing antibody titer
  13. How is duck hepatitis virus transmitted?
  14. What are the clinical signs associated with duck hepatitis virus (4)?
    • Lethargy
    • Loss of balance
    • paddle spasmodically
    • Death
  15. How is duck hepatitis virus infection diagnosed (4)?
    • Liver lesions
    • Virus isolation (duck or chicken embryos)
    • Neutralized by antiserum
    • Immunofluorescence
  16. How is duck hepatitis virus infection prevented (3)?
    • Pest control (rats)
    • Strict isolation
    • Live and inactivated vaccines
  17. What animals are the host of avian encephalomyelitis (4)?
    • Chickens
    • Turkeys
    • Japanese quail
    • pheasants
  18. How is avian encephalomyelitis transmitted(2)?
    • Fecal-oral
    • Vertical transmission
  19. Where does avian encephalomyelitis virus replicate in the body?
    Intestines then spreads to nervous system
  20. How is avian encephalomyelitis diagnosed(2)?
    • Virus isolation in chicken embryos
    • Cell cultures (chicken neurological cells, fibroblasts, pancreatic cells)
  21. How is avian encephalomyelitis prevented?
    Attenuated and inactivated vaccines
  22. What viruses belong to the family Rhabdoviridae(3)?
    • Rabies
    • Vesicular Stomatitis
    • Bovine Ephemeral Fever
  23. Where does lyssavirus (rabies) replicate in the cell?
  24. What are the different reservoirs for Rabies (7)?
    • Dog/Wolves
    • Red/Grey/Arctic fox fox
    • Bats
    • Skunk
    • Raccoon
    • Mongooses
    • Jackals
  25. Which animals act as host for Rabies?
    All mammals
  26. How is Rabies transmitted (3)?
    • Introduced into bite wounds, cuts in skin
    • Aerosol infection (bats)
    • Tissue transplants (corneal)
  27. Where does Rabies virus first multiply in the body?
    Muscles, then moves to nervous system
  28. What are the two clinical forms of Rabies(2)?
    • Furious (mad dog syndrome)
    • Dumb or paralytic
  29. What clinical signs are associated with the furious form of rabies (5)?
    • Nervous/Restless
    • Aggressive/Bites
    • Dysphagea
    • Seizures/Coma/Respiratory arrest
    • Death in 2-14 days
  30. What clinical signs are associated with the paralytic form of rabies (4)?
    • Ataxia and paralysis
    • Profuse salivation
    • Dysphagea
    • Coma/Death in a few hours
  31. How is Rabies diagnosed (3)?
    • Direct immunofluorescence on brain tissue
    • Negri bodies in the brain
    • RT-PCR
  32. How is Rabies prevented- Pre/Postexposure(8)?
    • Inactivated vaccines
    • Purified duck embryo vaccine
    • Canarypox vaccine for cats
    • Human Diploid cell rabies vaccine
    • Live attenuated virus vaccine
    • Recombinant vaccine
    • Human Rabies Immune globulin (HRIG)
    • Post exposure Prophylaxis
  33. How is Bovine Ephemeral Fever transmitted?
    Culicoides species
  34. What is a naturally occurring neurodegenerative disease of sheep and goats?
  35. How long is the incubation period for Scrapie?
    1 year or more
  36. What disease is characterized by deposition of an abnormal isoform of a cellular Sialoglycoprotein in neural tissue?
  37. How is Scrapie diagnosed (3)?
    • PrP-Sc detected in lymphoid tissues
    • Immunohistochemistry assay
    • Capillary Electrophoresis test
  38. What are the two major codons that determine scrapie susceptibility (2)?
    • Codon 171
    • Codon 136
  39. At what age does a bird contract the clinical disease of Infectious Bursal Disease?
    3-6 weeks of age
  40. How is Rift Valley Fever transmitted?
    Mosquito bite
  41. Which animals are the host for Rift Valley Fever (4)?
    • Cattle
    • Sheep
    • Camels
    • Goats
  42. What is the main clinical sign seen in animals infected with Rift Valley Fever?
  43. In what animals is Rota viral enteritis seen in?
    Nursing and postweaning pigs
  44. What clinical signs does Rotavirus cause in foals?
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Viro Final V
Viro Final V
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