Exploring Coagulase-Negative Staphylococci
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Questions and Answers

Which of the following is a characteristic of Coagulase-negative Staphylococci?

  • They are resistant to vancomycin
  • They are catalase negative
  • They produce polysaccharide slime (correct)
  • They cause infective endocarditis

Which of the following is a common site of infection for Coagulase-negative Staphylococci?

  • Gastrointestinal tract
  • Urinary tract
  • Skin (correct)
  • Lungs

What is the treatment of choice for Coagulase-negative Staphylococci infections?

  • Amoxicillin
  • Ciprofloxacin
  • Penicillin
  • Vancomycin (correct)

Which of the following is a virulence factor of Coagulase-negative Staphylococci?

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

Which enzyme is produced by Coagulase-negative Staphylococci?

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

What is the primary mode of attachment for Coagulase-negative Staphylococci?

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

What is the recommended approach for treating Coagulase-negative Staphylococci infections in the presence of a prosthesis?

<p>Both antibiotics and surgical removal of the prosthesis (A)</p> Signup and view all the answers

Which of the following antibiotics is effective against Coagulase-negative Staphylococci?

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

Which of the following is a characteristic of Staphylococcus saprophyticus?

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

Which of the following is a characteristic of Streptococci?

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

Which of the following is a characteristic of α-haemolytic streptococci?

<p>Streptococcus pneumoniae (A)</p> Signup and view all the answers

Which of the following is a virulence factor of Streptococcus pyogenes?

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

Which of the following is a clinical feature of Streptococcus pyogenes infection?

<p>All of the above (D)</p> Signup and view all the answers

Which of the following is a treatment option for Staphylococcus saprophyticus UTI?

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

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