Infectious Disease Exam 1

144 Questions | Total Attempts: 185

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Infectious Disease Quizzes & Trivia

Quiz made for podiatry students for their INDI exam 1.


Questions and Answers
  • 1. 
    Staph saprophyticus does which type of hemolysis?
    • A. 

      Alpha

    • B. 

      Beta

    • C. 

      Gamma

    • D. 

      Variable

    • E. 

      Non-Hemolytic

  • 2. 
    How are both Staph saprophyticus and Staph epidermidis different from S. aureus in terms of hemolysis pattern?
    • A. 

      Saprophyticus and epidermidis do beta, while aureus does gamma

    • B. 

      Saprophyticus and epidermidis do gamma, while aureus does beta

    • C. 

      Saprophyticus and aureus do beta, while epidermidis does gamma

    • D. 

      Saprophyticus and aureus do gamma, while epidermidis does beta

  • 3. 
    Is Staph saprophyticus coagulase negative or positive?
    • A. 

      Positive

    • B. 

      Negative

  • 4. 
    Is Staph saprophyticus DNase positive or negative?
    • A. 

      Positive

    • B. 

      Negative

  • 5. 
    How are saprophyticus and epidermidis different from aureus in terms of coagulase and DNase?
    • A. 

      All are the same

    • B. 

      Sapro and epidermidis are both positive

    • C. 

      Aureus is positive

  • 6. 
    Is Staph saphrophyticus Mannitol positive or negative?
    • A. 

      Positive

    • B. 

      Negative

    • C. 

      It varies

  • 7. 
    Which antiobiotic is used to treat Staph epidermidis?
    • A. 

      Penicillin

    • B. 

      Methicillin

    • C. 

      Vancomycin

    • D. 

      Bactrim

    • E. 

      Erythromycin

  • 8. 
    Staph saprophyticus is resistant to which antibiotic?
    • A. 

      Penicillin G

    • B. 

      Methicillin

    • C. 

      Vancomycin

    • D. 

      Novobiocin

  • 9. 
    UTIs are systemic infections of which Staph?
    • A. 

      Aureus

    • B. 

      Epidermidis

    • C. 

      Saprophyticus

    • D. 

      Pyogenes

  • 10. 
    Which of the following are sensitive to Novobiocin?
    • A. 

      S. aureus, S. epidermidis, S. saprophyticus

    • B. 

      S. aureus, S. epidermidis

    • C. 

      S. aureus, S. saprophyticus

    • D. 

      S. epidermidis, S. saprophyticus

  • 11. 
    Is S. saprophyticus urease positive or negative?
    • A. 

      Positive

    • B. 

      Negative

    • C. 

      It varies

  • 12. 
    Which Staph may infect the urinary tract of patients due to poor hygiene and sexual activity?
    • A. 

      S. aureus

    • B. 

      S. epidermidis

    • C. 

      S. saprophyticus

    • D. 

      S. pyogenes

  • 13. 
    Attachment to epithelial cells via hemagglutinins and other cell surface proteins is a virulence factor of which staph?
    • A. 

      S. aureus

    • B. 

      S. epidermidis

    • C. 

      S. saprophyticus

    • D. 

      S. pyogenes

  • 14. 
    The urease produced by ________ may mediate host pathogenesis.
    • A. 

      S. aureus

    • B. 

      S. epidermidis

    • C. 

      S. saprophyticus

    • D. 

      S. pyogenes

  • 15. 
    Which staph can cause both pyelonephritis and cystitis?
    • A. 

      Aureus

    • B. 

      Epidermidis

    • C. 

      Saprophyticus

    • D. 

      Pyogenes

  • 16. 
    Pyelonephritis is 
    • A. 

      Upper UTI

    • B. 

      Lower UTI

  • 17. 
    Cystitis is
    • A. 

      Upper UTI

    • B. 

      Lower UTI

  • 18. 
    Pyruria (Pus in the urine) is commonly due to which Staph?
    • A. 

      Aureus

    • B. 

      Epidermidis

    • C. 

      Saprophyticus

    • D. 

      Pyogenes

  • 19. 
    Which bacteria are the most important bacteria, medically speaking?
    • A. 

      Staphylococcus

    • B. 

      Streptococcus

    • C. 

      Bacillus

    • D. 

      Cornybacterium

  • 20. 
    Which bacteria can be highly invasive?
    • A. 

      Staphylococcus

    • B. 

      Streptococcus

  • 21. 
    What is the primary habitat of Streptococci?
    • A. 

      Mammalian Nasopharynx

    • B. 

      Mammalian GI Tract

    • C. 

      Mammalian Skin

  • 22. 
    Are Strep Gram positive or negative?
    • A. 

      Positive

    • B. 

      Negative

  • 23. 
    Streptococci have what cell arrangement? 
    • A. 

      Grape-like cluster

    • B. 

      Chain-like

  • 24. 
    Streptococci
    • A. 

      Catalase Positive

    • B. 

      Catalase Negative

  • 25. 
    Which is sub-grouped based on the Lancefield Groupings (A-H, K-M, O-V) based on the C carbohydrate extracted from the cell wall with hot HCl treatment?
    • A. 

      Staphylococcus

    • B. 

      Streptococcus

    • C. 

      Clostridium

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