Skin Infections Quiz

18 Questions | Total Attempts: 2196

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Skin Infections Quiz - Quiz

Do you know enough about skin infections? Would you like to play this skin infections quiz? Skin infections happen when bacteria infect the skin and also sometimes the deep tissue beneath the skin. Cellulitis is known as a common type of skin infection responsible for causing redness, swelling, and pain in the infected part of the skin. These questions will further test and enhance your knowledge about skin infections. Take the quiz now.


Questions and Answers
  • 1. 
    __________ presents as a well-defined, spreading erythematous involving the blocking of dermal lymphatics.
    • A. 

      Folliculitis

    • B. 

      Gangrene

    • C. 

      Erysipelas

    • D. 

      Impetigo

  • 2. 
    What is the most common cause of skin infections?
    • A. 

      Streptococcus pyogenes

    • B. 

      Staphylococcus aureus

    • C. 

      Group B hemolytic Strep

    • D. 

      MRSA

  • 3. 
    What is the histological finding in Folliculitis responsible for enclosing the site of infection, only allowing for the local spread of infection?
    • A. 

      Outward drainage

    • B. 

      Inward drainage

    • C. 

      Fibrin deposits

    • D. 

      Purulent formation

  • 4. 
    Gram-negative bacteria produce the enzyme beta-lactamase acts by what mechanism?
    • A. 

      Inactivate membrane receptors

    • B. 

      Hydrolyze lactam rings, thus inactivating penicillin

    • C. 

      Phosphorylate backbone of penicillin, rendering it ineffective

    • D. 

      Hydrolyze lactam rings, making them susceptible to penicillin degradation

  • 5. 
    MRSA can be treated with
    • A. 

      Penicillin

    • B. 

      Methicillin

    • C. 

      Vancomycin

    • D. 

      Cephalosporin

  • 6. 
    Another name for Staphylococcal scalded syndrome is 
    • A. 

      Elsberg syndrome

    • B. 

      Gangrene

    • C. 

      Ritter's disease

    • D. 

      TSS

  • 7. 
    Strep. pyogenes secrete toxic products, such as pyrogenic endotoxins (SPEA, B, C), with act on skin blood vessels to cause the diffuse erythematous rash seen in what clinical condition?
    • A. 

      Mumps

    • B. 

      Rubella

    • C. 

      Scarlet fever

    • D. 

      Measles

  • 8. 
    This infection with Strep. pyogenes involves the dermal lymphatics and presents clinically with a "butterfly-wing" rash
    • A. 

      Folliculitis

    • B. 

      Impetigo

    • C. 

      Erysipelas

    • D. 

      Cellulitis

  • 9. 
    This is an example of an acute spreading infection of the skin that involves the subcutaneous, fat tissue.
    • A. 

      Folliculitis

    • B. 

      Erysipelas

    • C. 

      Cellulitis

    • D. 

      Gangrene

  • 10. 
    Synergistic bacterial gangrene is typically caused by what type of Streptococci and Staph. Aureus?
    • A. 

      Obligate aerobic

    • B. 

      Microaerophilic

    • C. 

      Facultative anaerobic

    • D. 

      Aerotolerant

  • 11. 
    Vesicular skin lesions are sites of viral replication and are infectious.
    • A. 

      True

    • B. 

      False

  • 12. 
    ______ is known to have only one serologic type. 
    • A. 

      HSV

    • B. 

      HPV

    • C. 

      VZV

    • D. 

      Hepatitis

  • 13. 
    Varicella is typically less severe in adults, and more likely to cause complications in children.
    • A. 

      True

    • B. 

      False

  • 14. 
    __________ dermatomes are the most commonly affected sites for varicella lesions. 
    • A. 

      Cervical

    • B. 

      Thoracic

    • C. 

      Lumbar

    • D. 

      Sacral

  • 15. 
    Reactivation of VZV in sensory neurons is characterized by what clinical symptom?
    • A. 

      Septicemia

    • B. 

      Tremors

    • C. 

      Paresthesia and pain

    • D. 

      Aggressive behavior

  • 16. 
    Past infection of VZV is determined by detecting VZV IgG by using what laboratory technique?
    • A. 

      PCR

    • B. 

      ELIZA

    • C. 

      Western Blot

    • D. 

      GCMS

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