What Do You Know About Mycobacterium? Trivia Quiz

5 Questions | By TuftsDermatology | Updated: Mar 20, 2022 | Attempts: 167

What Do You Know About Mycobacterium? These pathogens are to blame when it comes to some of the serious diseases that affect mammals. Do you know enough about these classes of bacteria to pass this special quiz? The best way to find out is to take the actual quiz. Do give it a shot and see what wonders you may learn.

Questions and Answers

1.

Which of the following skin manifestations of tuberculosis infection is a tuberculid?
- A.
  
  Erythema induratum of Bazin
- B.
  
  Lupus vulgaris
- C.
  
  Miliary TB
- D.
  
  Scrofuloderma
- E.
  
  Tuberculous gumma
2.

Which of the following statements best describes the pathogenesis of scrofuloderma?
- A.
  
  Hematogenous spread of M. tuberculosis from a distant site of infection
- B.
  
  Autoinoculation of M. tuberculosis from advanced pulmonary tuberculosis
- C.
  
  Contiguous spread from an underlying focus of tuberculous lymphadenitis
- D.
  
  Primary incoculation of M. tuberculosis in a sensitized host
- E.
  
  An cutaneous manifestation of military tuberculosis
3.

A 23-year-old Peace Corps volunteer returns from Africa with an extensive undermined, non-healing ulcerations on the right lower leg. Which of the following infections is the most likely cause of this presentation?
- A.
  
  M. marinum
- B.
  
  M. kansasii
- C.
  
  M. chelonei
- D.
  
  M. ulcerans
- E.
  
  Leishmania donovani
4.

This is the term that is used from tuberculosis of the skin and is spread by hematogenous, lymphatic, or contiguous spread. The clinical characteristic is a brownish-red plaque, apple jelly color on diascopy.
- A.
  
  Lupus vulgaris
- B.
  
  Scrofuloderma
- C.
  
  Tuberculous Gumma
- D.
  
  Tuberculosis verrucosa cutis
- E.
  
  Tuberculosis cutis orificialis
5.

Scrofuloderma is most commonly associated with an underlying infection of what organ system?
- A.
  
  Lymph nodes
- B.
  
  Spine
- C.
  
  Lungs
- D.
  
  Gastrointestinal tract
- E.
  
  No underlying systemic disease