Hemolysis Types in Microbiology Quiz

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Questions and Answers

What is the recommended approach for preventing neonatal sepsis caused by Group B Streptococcus (GBS) infection?

  • Universal administration of intrapartum antibiotic prophylaxis (IAP) (correct)
  • Selective administration of IAP based on risk factors
  • Administration of IAP only for high-risk pregnancies
  • No specific preventive measures are recommended

Which of the following bacteria are normal colonists of the human large intestine?

  • Streptococcus pneumoniae
  • Streptococcus pyogenes
  • Enterococcus faecalis and Enterococcus faecium (correct)
  • Staphylococcus aureus

What is a common characteristic of Enterococcus species?

  • They are obligate anaerobes
  • They are always beta-hemolytic
  • They grow in the presence of $6.5\%$ NaCl (correct)
  • They are naturally susceptible to most antibiotics

Which of the following statements about Enterococcus species is true?

<p>They are usually non-hemolytic or alpha-hemolytic (A)</p> Signup and view all the answers

What is a common characteristic of Enterococcus species?

<p>They have naturally high levels of antibiotic resistance (B)</p> Signup and view all the answers

Which of the following statements about Enterococcus infections is true?

<p>Sensitivity testing is needed for Enterococcus infections (C)</p> Signup and view all the answers

What is the recommended treatment for Enterococcus infections?

<p>Penicillin plus Gentamicin (D)</p> Signup and view all the answers

Which of the following statements about vancomycin-resistant Enterococcus (VRE) is true?

<p>VRE is currently isolated in large numbers in nosocomial infections (D)</p> Signup and view all the answers

Which of the following infections are commonly caused by Enterococcus species?

<p>Nosocomial infections, opportunistic urinary, wound, and skin infections (C)</p> Signup and view all the answers

What is a common characteristic of Group B Streptococcus (GBS)?

<p>It is a leading cause of neonatal sepsis (C)</p> Signup and view all the answers

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