Prevention Of Gumboro Disease - The Use Of Cevac® Ibd L

19 Questions | Total Attempts: 37

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Disease Quizzes & Trivia

FEATURES and BENEFITS - Intermediate Plus type vaccine (Winterfield 2512 G 61) : closely related to vvIBDV in the field but not isolated from vvIBD outbreak; No risk of reversion to pathogenicity (safety) - No immunosuppressive effect and No adverse effect on growth - Good response to other vaccinations (ND, IB) - CEVAC® IBD L spreads within the flock providing full protection - Presented in a blue colour cake: easy to see the dissolution specially for Drinking Water vaccination - Produced in a GMP plant (Good Manufacturing Practice)


Questions and Answers
  • 1. 
    Gumboro disease is caused by :
    • A. 

      Paramyxovirus

    • B. 

      Birnavirus

    • C. 

      Coronavirus

  • 2. 
    The replication of the IBDV occurs mainly in the :
    • A. 

      Thymus

    • B. 

      Bursa of Fabricius

    • C. 

      Liver

  • 3. 
    The rate of MDA decline of broilers is faster the layers?
    • A. 

      True

    • B. 

      False

  • 4. 
    VvIBDV can be prevented by classical intermediate vaccines?
    • A. 

      True

    • B. 

      False

  • 5. 
    When performing Post Morten examination on a Gumboro diseased bird you would observe :
    • A. 

      Swollen edematous Bursa of Fabricius

    • B. 

      Hemorrhages in the muscles

    • C. 

      Swollen kidneys

    • D. 

      All the above mentioned

  • 6. 
    One of the possible classification of IBDV is based in B/B index?
    • A. 

      True

    • B. 

      False

  • 7. 
    How can B/B ratio be calculated:
    • A. 

      Weight of Bursa of Fabricius / Body weight

    • B. 

      Body weight / Weight of Bursa of Fabricius

  • 8. 
    How can B/B index be calculated :
    • A. 

      B/B ratio of vaccinated birds / B/B ratio of unvaccinated birds

    • B. 

      B/B ratio of vaccinated birds / Body weight of vaccinated birds

    • C. 

      B/B ratio of vaccinated birds / Body weight of unvaccinated birds

    • D. 

      B/B ratio of unvaccinated birds / B/B ratio of vaccinated birds

  • 9. 
    If B/B index is 0.2, the vaccine strain is classified as :
    • A. 

      Mild

    • B. 

      Intermediate

    • C. 

      Intermediate Plus

    • D. 

      Hot

  • 10. 
    The vaccine take of level of intermediate plus vaccine is :
    • A. 

      Elisa 100

    • B. 

      Elisa 200

    • C. 

      Elisa 500

  • 11. 
    The average age of  vaccination of broilers with Cevac IBD L is :
    • A. 

      7 – 10 days

    • B. 

      12 – 16 days

    • C. 

      18 – 24 days

  • 12. 
    A flock is considered of a poor uniformity (heterogeneous) when the %CV is:
    • A. 

      Less than 40%

    • B. 

      Between 40 – 60%

    • C. 

      Over than 80%

  • 13. 
    To respect the “cold chain”, at which temperature the vaccine must be kept?
    • A. 

      0 – 4oC

    • B. 

      2 – 8oC

    • C. 

      6 – 10oC

    • D. 

      At room temperature

  • 14. 
    Vaccine administered via drinking water must be consumed within :
    • A. 

      Half an hour

    • B. 

      Two hours

    • C. 

      Four hours

    • D. 

      Not important

  • 15. 
    On the vaccination day, bell drinkers must be cleaned with :
    • A. 

      Disinfectants

    • B. 

      Detergents

    • C. 

      Detergents + disinfectants

    • D. 

      Only clean water

  • 16. 
    Variant virus of IBD are present in Asia?
    • A. 

      True

    • B. 

      False

  • 17. 
    What is  the incubation period of IBD?
    • A. 

      2 – 4 hours

    • B. 

      2 – 4 days

    • C. 

      7 – 10 days

    • D. 

      10 – 15 days

  • 18. 
    Prevention of IBD depends only on vaccination?
    • A. 

      True

    • B. 

      False

  • 19. 
    The vaccine take of level of intermediate vaccine is :
    • A. 

      Elisa 100

    • B. 

      Elisa 200

    • C. 

      Elisa 500

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