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5 Written questions

5 Matching questions

  1. S. sonnei
  2. Yersinia Enterocolita
  3. Citrobacter
  4. Salmonella
  5. Edwardsiella
  1. a GI tracts of animals
    faculatively anaerobic rods
    clear colonies mac
    O, H antigens (primary identifiers)
    H2s slantVi antigen
    typhoids fever
  2. b clinically signficant human pathogen
    causes bacteremic and wound infections
  3. c most common shigella in the U.S. followed by S. Flexneri
  4. d methyl red positive
    Citrate positve
    ferment lactose
  5. e most commonly isolated species of Yersinia
    aucte enteritis, appendicitis, arthritis, erythema nodosum

    motile at 25c

    recovery at cold enrichment, CIN agar

5 Multiple choice questions

  1. associated with both diarrheal disease and UTIs
  2. -polysaccharide capsule, moist, mucoid colonies
    -frequent cause of lower respiratory tract infections among hospitalized patients and other immunocompromised
  3. do not reduce nitrates to nitrites
  4. swarming on nonselective media such as BAP
    *smells like burned chocolate

    produces H2S and Urease
  5. meningitis and septicemia among neonates.

    most commonly isolated gram negative rod from blood cultures in adults

5 True/False questions

  1. Plesio shigelloides (enteric)-polysaccharide capsule, moist, mucoid colonies
    -frequent cause of lower respiratory tract infections among hospitalized patients and other immunocompromised

          

  2. EHECdoes not ferment sorbitol
    Serotyped for confirmation


    *Use Sorbitol MaConkey agar

          

  3. `EnterobacteriaceaeCAP, BAP, large grayish smooth colonies and Beta Hemolytic or non hemolytic on BAP

          

  4. ShigellaGI tracts of animals
    faculatively anaerobic rods
    clear colonies mac
    O, H antigens (primary identifiers)
    H2s slantVi antigen
    typhoids fever

          

  5. Uropathogenic E. Colimost common cause of urinary tract infections in humans

    *caused by pili

          

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