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 (C)</p> Signup and view all the answers

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

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

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

<p>Cherry red appearance (B)</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 (A)</p> Signup and view all the answers

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

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

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

<p>Destroys IgA antibodies (B)</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 (C)</p> Signup and view all the answers

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