MICR20010 Exam Reminder
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Questions and Answers

What is the date for the final MCQ exam?

  • November 30th
  • December 16th (correct)
  • December 15th
  • November 24th
  • What is the percentage of hospital patients affected by nosocomial infections?

  • 15-20%
  • 10-15% (correct)
  • 20-25%
  • 5-10%
  • What is the term for the ability of a pathogen to cause disease?

  • Toxigenicity
  • Pathogenicity (correct)
  • Virulence
  • Invasiveness
  • Which structures bind to receptors on host cells?

    <p>Fimbriae and M protein</p> Signup and view all the answers

    Which bacterium causes whooping cough?

    <p>Bordetella pertussis</p> Signup and view all the answers

    Which bacterium is known to colonize the human gastric mucosa and can lead to gastritis, ulcers, and even gastric cancer?

    <p>Helicobacter pylori</p> Signup and view all the answers

    Which bacterium causes trachoma, a leading cause of blindness worldwide?

    <p>Chlamydia trachomatis</p> Signup and view all the answers

    Which bacterium is responsible for causing anthrax?

    <p>Bacillus anthracis</p> Signup and view all the answers

    Which bacterium is an obligate intracellular pathogen and can cause sexually transmitted diseases and respiratory syndromes?

    <p>Chlamydia trachomatis</p> Signup and view all the answers

    The bacteria causing gastrointestinal anthrax is ingested through:

    <p>Contaminated food consumption</p> Signup and view all the answers

    Which bacterium causes psittacosis?

    <p>Chlamydophila psittaci</p> Signup and view all the answers

    Which bacterium is associated with typhoid fever?

    <p>Salmonella typhi</p> Signup and view all the answers

    Which bacterium enters the body through inhalation of endospores and has a mortality rate of approximately 100% when inhaled?

    <p>Bacillus anthracis</p> Signup and view all the answers

    Which bacterium causes stomach ulcers and has been classified as a class 1 carcinogen due to its association with gastric cancer?

    <p>Helicobacter pylori</p> Signup and view all the answers

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