Gonorrhoeae and Gram-Negative Bacteria Quiz
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Questions and Answers

Which of the following is a virulence factor of Neisseria gonorrhoeae?

  • Endospores
  • Mycelium
  • Capsule (correct)
  • None of the above
  • What is the cause of gonorrhea?

  • Haemophilus ducreyi
  • Neisseria gonorrhoeae (correct)
  • Treponema pallidum
  • Chlamydia trachomatis
  • What is a common symptom of gonorrhea in males?

  • Back pain
  • Painful urination
  • Painful purulent discharge from the urethra (correct)
  • Abdominal cramping
  • What is the primary symptom of gonorrhea in females?

    <p>Often asymptomatic</p> Signup and view all the answers

    Which antigen on the surface of enteric bacteria is associated with the flagellar protein?

    <p>H antigen</p> Signup and view all the answers

    E.coli O157:H7 is known for producing which dangerous exotoxin?

    <p><code>Shiga toxin</code></p> Signup and view all the answers

    E.coli, although common in the GI tract, can cause which of the following conditions?

    <p><code>Urinary tract infections</code></p> Signup and view all the answers

    E.coli O157:H7 is commonly found in which animals?

    <p><code>Cows, deer, and swine</code></p> Signup and view all the answers

    Which disease is caused by Yersinia pestis?

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

    What is a characteristic symptom of bubonic plague?

    <p>Swollen lymph nodes</p> Signup and view all the answers

    What leads to near 100% mortality in septicemic plague?

    <p>Bruising and DIC</p> Signup and view all the answers

    What is a common method of transmission for Streptobacillus moniliformis?

    <p>Occupational contact with rodents</p> Signup and view all the answers

    Which cycle is endemic in sylvan areas according to the text?

    <p>Sylvan cycle</p> Signup and view all the answers

    What is a typical symptom of rat-bite fever?

    <p>Rash and arthritis</p> Signup and view all the answers

    How is P.multocida usually transmitted to people?

    <p>Bites or scratches from animals</p> Signup and view all the answers

    What misconception may occur about Streptobacillus moniliformis in misdiagnoses?

    <p>'Fever of unknown origin'</p> Signup and view all the answers

    What is a classical sign of Brucella infection?

    <p>Foul-smelling perspiration</p> Signup and view all the answers

    How does Brucella exhibit a tendency to persist in the human host?

    <p>By inhibiting programmed cell death</p> Signup and view all the answers

    What is the major virulence factor of H.influenzae?

    <p>Presence of capsules</p> Signup and view all the answers

    Which disease is caused by Bordetella pertussis?

    <p>Whooping cough</p> Signup and view all the answers

    What does Pertussis toxin affect in cell signaling?

    <p>Cell signaling</p> Signup and view all the answers

    What is a common route of transmission for Brucella zoonosis?

    <p>Consuming unpasteurized milk products</p> Signup and view all the answers

    What is the cause of cholera?

    <p>Vibrio cholerae</p> Signup and view all the answers

    How does Borrelia recurrentis spread?

    <p>Spread by lice or ticks</p> Signup and view all the answers

    What is the primary symptom of Borrelia infection?

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

    What enzyme does Helicobacter pylori produce that neutralizes stomach acid?

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

    How do patients with cholera usually die?

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

    Which bacterium is responsible for causing ulcers and gastritis?

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

    Which Gram-negative bacteria is known to be very common in the environment and is the most dangerous due to its ability to cause disease anywhere in the body?

    <p>Pseudomonas aeruginosa</p> Signup and view all the answers

    Which Gram-negative bacteria is the cause of tularemia, also known as rabbit fever?

    <p>Francisella tularensis</p> Signup and view all the answers

    Which Gram-negative bacteria is commonly found in aquatic environments such as ponds, cooling towers, and showers?

    <p>Legionella pneumophila</p> Signup and view all the answers

    Which of the following Gram-negative bacteria grows normally in amoebae and is most dangerous as an opportunistic pneumonia?

    <p>Legionella pneumophila</p> Signup and view all the answers

    Which type of Gram-negative bacteria are mostly anaerobic and found mainly in the gastrointestinal tract?

    <p>Bacteroides sp</p> Signup and view all the answers

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