Bacterial Classification Quiz
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Questions and Answers

ايش نوع الكبسولة بال hemophilus influenza ؟

  • Not capsulated
  • ولله مدري 🤷🏻‍♀️
  • All types are capsulated with PRP
  • Some are capsulated & there are 6 capsulated strains (correct)
  • Which of the following pigments is associated with a blue-green color in P. aeruginosa colonies?

  • Pyocyanin (correct)
  • Pyomagenta
  • Pyorubin
  • Pyoverdin
  • At what stages are AB’ antibodies not useful according to the information provided?

  • During the convalescent stage
  • During the gradual recovery stage
  • During the paroxysmal stage (correct)
  • Throughout the infection
  • What type of vaccine causes encephalopathy in relation to P. aeruginosa?

    <p>Whole cell vaccine</p> Signup and view all the answers

    Which pathogen is the most pathogenic due to a polyribitol phosphate capsule (PRP)?

    <p>Pathogen C</p> Signup and view all the answers

    How is the acellular vaccine administered for P. aeruginosa?

    <p>At 2, 4, and 6 months; 15-18 months; and 4-6 years</p> Signup and view all the answers

    What is the characteristic appearance associated with epiglottitis caused by H.influenza?

    <p>Cherry red appearance</p> Signup and view all the answers

    What is the function of the tracheal cytotoxin (tct) produced by the Gram-negative coccobacilli?

    <p>Causes necrosis</p> Signup and view all the answers

    Which agar type is used for the culture of certain pathogens like H.influenza?

    <p>Chocolate agar</p> Signup and view all the answers

    What activity is associated with IgA protease produced by certain pathogens?

    <p>Destroys IgA antibodies</p> Signup and view all the answers

    What is the critical stage marked by repetitive coughing with a distinct 'whoop' sound during pertussis infection?

    <p>Paroxysmal stage</p> Signup and view all the answers

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