Micro - Pathogenic Bacteria IV

47 Questions | By Chinedua | Updated: Jan 18, 2023 | Attempts: 90

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Review quiz on pathogenic bacteria IV, includes legionella, bartonella, mycoplasma, bordatella, and clostridium

Questions and Answers

1.

Legionella pneumophila is a / an
- A.
  
  Possible cause of pneumonia
- B.
  
  Anaerobic gram negative rod
- C.
  
  Opportunistic pathogen of macrophages
- D.
  
  A & C
- E.
  
  All of the above
2.

Which of the following would be most likely to colonize plumbing systems, water tanks and humidifiers?
- A.
  
  Treponema pallidum
- B.
  
  Mycobacterium
- C.
  
  Bordatella
- D.
  
  Legionella
3.

Which of the following would be most like to be found extracellularly
- A.
  
  Legionella
- B.
  
  Mycobacterium
- C.
  
  Treponema pallidum
- D.
  
  None of the above
4.

Which of the following occurs after legionella has been inhaled into the alveolar macrophages of its host? The legionella
- A.
  
  Depletes nutrients before changing to a replicative form
- B.
  
  Permanently remains in a transmissible form
- C.
  
  Escapes host by secreting pore forming toxins
- D.
  
  Use cork screw like motion to escape host phagomes
5.

Damage in legionella infection is best described by which of the following?
- A.
  
  Host response only
- B.
  
  Flagellin that leads to cell death
- C.
  
  No nodules or microabscesses
- D.
  
  None of the above
6.

Legionella can be diagnosed by which of the following?
- A.
  
  ELISA stool test for antigen
- B.
  
  Culture on special media
- C.
  
  Cold agglutinin tests
- D.
  
  All of the above
7.

A patient that has been scratched or bitten by a cat should be tested for the presence of which bacteria?
- A.
  
  B. henselae
- B.
  
  M. pneumoniae
- C.
  
  B. pertussis
- D.
  
  C. perfringens
8.

Bacillary angiomatosis is linked to which of the following bacteria?
- A.
  
  Mycobacterium
- B.
  
  Mycoplasma
- C.
  
  Legionella
- D.
  
  Bartonella
9.

Bartonella spreads through which of the following methods in immune competent Pts?
- A.
  
  Blood
- B.
  
  lymph
- C.
  
  neurons
- D.
  
  All of the above
10.

After diagnosing a patient with cat scratch fever or bacillary angiomatosis which of the following would be the best drug for treatment?
- A.
  
  Metronidazole
- B.
  
  Fluoroquinolones
- C.
  
  Tetracycline
- D.
  
  Erythromycin
11.

Which of the following make B. henselae problematic in immunocompromised Pts?
- A.
  
  Increased chances of relapse
- B.
  
  Liver infection
- C.
  
  Systemic spread and sepsis
- D.
  
  A & C
- E.
  
  All of the above
12.

Bartonella culture very slowly so clinicians should inform the laboratory whenever there may be possible Bartonella infections
- A.
  
  True
- B.
  
  False
13.

Which of the following describe mycoplasma?
- A.
  
  Need sterols for growth
- B.
  
  Common cause of alveolar infection
- C.
  
  Have double layered cell wall
- D.
  
  All of the above
14.

Mycoplasma demonstrates which of the following properties?
- A.
  
  Cold agglutinins and hemolysis
- B.
  
  Renal and cardiac involvement in early infection stages
- C.
  
  Ability to cause pneumonia, urethritis and PID
- D.
  
  A & C
- E.
  
  All of the above
15.

Diagnosis of mycoplasma infection is usually made based upon which of the following?
- A.
  
  Culture
- B.
  
  Clinical presentation
- C.
  
  Serological tests
- D.
  
  Direct antigen tests
16.

Which of the following causes whooping cough
- A.
  
  B. henselae
- B.
  
  M. pneumoniae
- C.
  
  L. pneumophila
- D.
  
  B. pertussis
17.

Which of the following is a small aerobic gram negative coccibacilli
- A.
  
  Mycoplasma
- B.
  
  Bordatella
- C.
  
  Bartonella
- D.
  
  Legionella
18.

A mother brings in her 1 year old for paroxysmal cough. Which of the following bacteria is the most likely cause?
- A.
  
  Legionella
- B.
  
  Bordatella
- C.
  
  Mycobaterium
- D.
  
  C. pneumonia
19.

There is no damage or invasion of host tissue during bordatella infections
- A.
  
  True
- B.
  
  False
20.

Bordatella shows tissue tropism for which of the following areas?
- A.
  
  Ciliary mucosal surface
- B.
  
  GI tract
- C.
  
  GU tract
- D.
  
  Liver
21.

Which of the following occurs during the paroxysmal stage of Bordatella infection?
- A.
  
  Organism multiplies and spreads to lower respiratory tract
- B.
  
  Series of coughs then breath deeply and force out air
- C.
  
  Bacteria get trapped in cilia and mucus
- D.
  
  Sub mucosa becomes inflamed and lymph nodes enlarge
22.

B. pertussis infection features which of the following methods of damage?
- A.
  
  Pertussin toxin affects cAMP leading to watery diarrhea
- B.
  
  Bordatella LPS causes respiratory cilia to release ciliated toxin
- C.
  
  Increased cAMP hinders neutrophil function
- D.
  
  B. pertussis invades cells of ciliary mucosa
23.

Why does diagnosis of bordatella become more difficult as the diseases becomes more severe
- A.
  
  The number of organisms decrease
- B.
  
  Special media is needed
- C.
  
  None of the above
24.

A patients presents with whooping cough, which medications would be recommended?
- A.
  
  Macrolides
- B.
  
  Flouroquinolones
- C.
  
  Cephalosporins
- D.
  
  None of the above
25.

Which of the following describe clostridium?
- A.
  
  Unable to form spores
- B.
  
  Aerobic gram negative rod
- C.
  
  Disease is from host response
- D.
  
  Can be carried in asymptomatic hosts