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5 Written questions

5 Matching questions

  1. Encephalititc IBR
  2. Polioencephalomalacia
  3. Psuedorabies "Mad Itch"
  4. Encephalititc IBR (BHV1.3)
  5. Listeriosis
  1. a most common cause in excessive thiamine consumption through plants
  2. b Treatment & Control
    some recover, most die
    eliminate exposure if ruminants to swine
    vaccination of swine
  3. c This affects the CNS of calves producing a meningeoncephalitis
  4. d Spoiled silage favors multiplication of organism
  5. e calves <6wks old most susceptible

5 Multiple choice questions

  1. Clincal Signs
    -Duration of illness 8-72hrs
    -ataxia & circling
    -behavior changes
    -seizures, coma
    -dermal abrasions/swelling
    -pruritis at virus inoculation site
    -some animals die acutely
  2. Illness duration 8-72hrs
  3. caused by a disturbance in thiamine metabolism
    -thiamine deficiency
    -increased dietary sulfates
    most often occurs in fast growing cattle on high concentrate diets
    low rumen pH associated with high concentrate diets facilitates thiaminase production
  4. Invokes no inflammatory response
  5. Bacteria: Listeria monocytogenes

5 True/False questions

  1. ScrapieHas a strong resistance to conventional cleaning & disinfection protocols


  2. Rabiesendemic in Canada US Western Europe
    not seen in UK Australia & New Zealand


  3. Encephalitic IBRcalves <6wks old most susceptible


  4. RabiesFatal neurologic disease
    affects all mammals
    virus has high affinity for neural tissues


  5. PolioencephalomalaciaSupportive treatment only
    close serologic relationship btwn strains of BHV1.1 may be protective


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