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5 Written questions

5 Matching questions

  1. What is the pathogenesis of H. somni
  2. What does Histophilus (haemophilus) somni cause
  3. Is haemophilus parasuis hemolytic
  4. How do you treat H. somni
  5. How do you control A. pleuropneumoniae
  1. a septicemia -> attachment to vascular endothelial cells -> platelet aggregation -> coagulation -> thrombosis
  2. b ITEME
  3. c 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
  4. d NO it is non-hemolytic
  5. e Oxytetracycline - early treatment important

5 Multiple choice questions

  1. Respiratory dz: bronchopmeumonia
    Myocarditis: following septicemia
  2. fibrounous polyserositis
    meningitis (paddling movements seen)
  3. Copious vaginal discharge
    Culture on BA: 3 times in 2 weeks negative culture required to establish freedom from dz
  4. urine splash
    infected semen
  5. test and treat infected bull
    Monitor animals: culture semen, prepuce washing; ELISA

5 True/False questions

  1. Is A. pleuropneumoniae acuteintrauterine irrigation with chlorohexidine, nitrofurazone, ampicillin or penicilin for 5 days
    parenteral ampicillin or penicillin
    chlorohexidine wash and application of nitrofurazone ointment applied daily till culture negative state


  2. Which animal does Histophilus somni affectcattle


  3. What diseases do H. parasuis causefever, staggering, knuckling of fetlock, somnolence, circling, blindness, coma, death


  4. Haemophilus and similar bacteria need which growth factorsrespiatory/genital/CNS


  5. What does Actinobacillus pleuropneumoniae cause in pigschronic lesions
    pleuritic adhesions affecting growth