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5 Written questions

5 Matching questions

  1. What predisposes 5-8 week old piglets to Glassers dz
  2. What does CEM look like in a smear
  3. How do you diagnose H. somni
  4. What does Histophilus (haemophilus) somni cause
  5. What are signs of A. pleuropneumonia
  1. a fever, bleeding from nose, mouth (necrotizing vasculitis in lung) ->hemorrhage
  2. b gram negative rods
  3. c ITEME
  4. d culture blood, brain, spleen, liver, fetal stomach contents, placenta, prepuce washing from untreated cases on BA under 10% CO2
  5. e stress

5 Multiple choice questions

  1. Abs protect against homologous types, some cross protection
    Colostrum for piglets
  2. test and treat infected bull
    Monitor animals: culture semen, prepuce washing; ELISA
  3. cattle
  4. H. parasuis - mucosa-> blood ->serosal and synovial surfaces
  5. Screen using kits (ELISA).
    Serum samples are tested for Ab against A. pleuropneumoniae
    In a clean herd, animals should be negative. Introduce only serogically negative animals into the clean herd

5 True/False questions

  1. What is Taylorella equigenitalis and agent ofsepticemia -> attachment to vascular endothelial cells -> platelet aggregation -> coagulation -> thrombosis


  2. Haemophilus and similar bacteria need which growth factorsHemin (X factor) and / or Nicotinamide Adenine Dinucleotide (V factor)


  3. Are there vaccines for A. pleuropneumoniaeYes, bacterins reduce mortality (they don't prevent the dz or decrease severity)


  4. Are there vaccines for H. somniyes the reduce morbidity, mortality
    (vaccinate only if there is a problem)


  5. What do pigs with Glassers dz developendogenous inapparent infection, stress, exhaustion, unknown properties of the bacterium


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