Klebsiella
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Questions and Answers

Which of the following is a major problem associated with Streptococcus pyogenes infections?

  • Systemic infections
  • Localized infections
  • Nonsuppurative sequelae (correct)
  • Suppurative sequelae

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

  • Streptokinase
  • Hyaluronidase
  • DNase
  • M protein (correct)

    • Which of the following is a major cause of pneumonia and meningitis?

  • Streptococcus agalactiae
  • Streptococcus pyogenes
  • Streptococcus pneumoniae (correct)
  • Streptococcus mutans

    • Which of the following is a route of infection for Neisseria gonorrhoeae?

    <p>Person-to-person transmission</p> Signup and view all the answers

    Which of the following is a complication of untreated gonorrhea in females?

    <p>Pelvic inflammatory disease (PID)</p> Signup and view all the answers

    Which of the following is a major cause of fatal bacterial meningitis in young adults?

    <p>Neisseria meningitidis</p> Signup and view all the answers

    Which of the following is a characteristic of most Enterobacteriaceae?

    <p>They are normal inhabitants of the GI tract</p> Signup and view all the answers

    Which of the following is the most virulent species of Staph bacteria mentioned in the text?

    <p>Staphylococcus aureus</p> Signup and view all the answers

    Which of the following is a route of infection for Staphylococcus aureus?

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

    Which of the following is NOT a virulence factor of Staphylococcus aureus?

    <p>Enzymes</p> Signup and view all the answers

    Which of the following is a characteristic of Staphylococcus aureus skin and wound infections?

    <p>They are typically suppurative (puss filled) and surrounded by necrotic tissue</p> Signup and view all the answers

    Which of the following is a symptom of Staphylococcus aureus food poisoning?

    <p>Nausea, vomiting, cramping begin in 1-8 hours</p> Signup and view all the answers

    Which of the following is a characteristic of Scalded Skin Syndrome caused by Staphylococcus aureus?

    <p>Skin peels off in sheets</p> Signup and view all the answers

    Which of the following is NOT a characteristic of Streptococcus pyogenes?

    <p>It is normal flora</p> Signup and view all the answers

    Which of the following is true about Salmonella enterocolitis?

    <p>It is usually self-limiting and lasts for 2-7 days</p> Signup and view all the answers

    Which of the following is a characteristic of Salmonella bacteremia?

    <p>It leads to prolonged fever with intermittent bacteremia</p> Signup and view all the answers

    Which of the following is true about Salmonella enteric fevers?

    <p>They begin with inflammation of the intestine followed by invasion of lymph nodes</p> Signup and view all the answers

    Which of the following is a characteristic of Shigella dysentery?

    <p>It is highly contagious</p> Signup and view all the answers

    Which of the following is true about Escherichia coli enteropathogenic (EPEC) infections?

    <p>They are associated with children under 2 years old</p> Signup and view all the answers

    Which of the following is a characteristic of Escherichia coli extra-intestinal infections?

    <p>They can cause urinary tract infections</p> Signup and view all the answers

    Which of the following is true about Klebsiella pneumoniae?

    <p>It is an opportunistic pathogen</p> Signup and view all the answers

    Which of the following is true about Klebsiella pneumoniae?

    <p>It is a common cause of urinary tract infections and wound infections.</p> Signup and view all the answers

    Which of the following is a characteristic of Proteus spp.?

    <p>It produces swarming colonies.</p> Signup and view all the answers

    What is the most common isolate of Proteus?

    <p>P. mirabilis</p> Signup and view all the answers

    Which of the following is true about Yersinia pestis?

    <p>It is transmitted via rat flea bites.</p> Signup and view all the answers

    What is the optimal growth temperature for Yersinia pestis?

    <p>25-30 degrees Celsius</p> Signup and view all the answers

    Which of the following is true about bubonic plague?

    <p>It is characterized by a lesion in the lymph node.</p> Signup and view all the answers

    How is pneumonic plague transmitted?

    <p>By infectious droplets (sneezing, coughing)</p> Signup and view all the answers

    Which of the following is a characteristic of Vibrio cholerae?

    <p>It is a curved gram-negative rod.</p> Signup and view all the answers

    What is the main mode of transmission for toxigenic strains of Vibrio cholerae?

    <p>Ingestion of contaminated water or improperly prepared food</p> Signup and view all the answers

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