Medical Microbiology: Gram-Positive Bacteria
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Questions and Answers

Which type of infections are caused by Staphylococcus aureus?

  • Viral infections
  • Localized suppurative (pyogenic) inflammation (correct)
  • Fungal infections
  • Parasitic infections

    • Where is Staphylococcus aureus commonly found?

  • In plants
  • Human skin and nose (correct)
  • In soil
  • In water bodies

    • Why are hospital staff carriers of Staphylococcus aureus considered dangerous?

  • They carry parasitic infections
  • They are carriers of viral infections
  • They harbor β-lactamase resistant strains (correct)
  • They are resistant to all antibiotics

    • What clinical manifestations are necessary criteria for Toxic Shock Syndrome (TSS)?

    <p>Rash, erythema, and in severe cases hypotension</p> Signup and view all the answers

    What characterizes Staphylococcal Scalded Skin Syndrome (SSSS)?

    <p>Skin desquamation and bullous impetigo</p> Signup and view all the answers

    What is the primary mode of transmission of Bacillus anthracis to humans?

    <p>Direct contact with infected animals</p> Signup and view all the answers

    What is the characteristic feature of cutaneous anthrax?

    <p>Development of a brown or black eschar</p> Signup and view all the answers

    Which form of anthrax can be fatal in up to 90 percent of cases if left untreated?

    <p>Inhalation anthrax</p> Signup and view all the answers

    How are Bacillus anthracis spores used in biological warfare?

    <p>Released into the atmosphere to be inhaled</p> Signup and view all the answers

    What was the approximate death rate during the 2001 anthrax attacks with treatment?

    <p>Around 25 percent</p> Signup and view all the answers

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