Infections Caused by Toxin Production Quiz

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Questions and Answers

Which of the following is used for screening methicillin resistance in Staphylococcus aureus?

  • Disk diffusion test with cefoxitin (correct)
  • Phage typing
  • Broth microdilution method
  • Polymerase chain reaction (PCR)

What is the purpose of the BromThymol Blau test for Staphylococcus aureus?

  • To identify methicillin resistance
  • To determine antibiotic susceptibility
  • To detect depolymerization of nucleic acids (correct)
  • To detect the presence of enterotoxins

Which technique is illustrated in the image showing different patterns of lysis on an agar plate?

  • Polymerase chain reaction (PCR)
  • Phage typing (correct)
  • Pulsed-field gel electrophoresis (PFGE)
  • Enzyme-linked immunosorbent assay (ELISA)

What is the purpose of pulsed-field gel electrophoresis (PFGE) in the context of Staphylococcus aureus?

<p>To type and differentiate Staphylococcus aureus strains (C)</p> Signup and view all the answers

Which technique is used to detect the presence of staphylococcal enterotoxins?

<p>Polymerase chain reaction (PCR) (C)</p> Signup and view all the answers

Based on the map showing the prevalence of MRSA in Europe, which region has the highest rates of MRSA?

<p>Eastern Europe (D)</p> Signup and view all the answers

Which of the following is a common complication associated with Staphylococcus aureus infections?

<p>Skin and soft tissue infections (D)</p> Signup and view all the answers

Which of the following antibiotics is typically used for the treatment of methicillin-resistant Staphylococcus aureus (MRSA) infections?

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

What is the primary difference between Staphylococcus aureus and Staphylococcus epidermidis?

<p>Staphylococcus aureus is more pathogenic (B)</p> Signup and view all the answers

Which of the following techniques is used for automated antibiotic susceptibility testing (AST) of Staphylococcus aureus?

<p>Broth microdilution method (B)</p> Signup and view all the answers

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