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Biofilm Infections

Question 1 of 7

Medal-premium 1

In which setting is biofilm infection common?

Select one of the following:

  • Hospitals

  • Community Centers

  • Nursing Homes

Question 2 of 7

Medal-premium 1

Why are biofilm infections so problematic?

Select one or more of the following:

  • They're localised

  • Resist phagocytosis

  • Tend to be multi-drug resistant

  • Have heterogenous populations

Question 3 of 7

Medal-premium 1

Which bacteria cause Infective Endocarditis?

Select one of the following:

  • Streptococci

  • Staphylococci

  • E.Coli

Question 4 of 7

Medal-premium 1

Put the following on order of Endocarditis Infection-
A- Initial damage provides surface for binding
B- Lesions form on the heart valve
C-A bundle of bacteria, plateles and fibrin forms

Select one of the following:

  • A-C-B

  • A-B-C

  • C-A-B

Question 5 of 7

Medal-premium 1

Name four reasons why biofilm bacteria are difficult to diagnose

Select one or more of the following:

  • They are localised in one body part

  • The bacteria are encased in a matrix and difficult to detect

  • The bacteria are surface related

  • The bacteria are usually resistant to anti-biotics

Question 6 of 7

Medal-premium 1

It is thought the barrier properties of EPS help resistance to antibiotics in biofilm bacteria

Select one of the following:

  • True
  • False

Question 7 of 7

Medal-premium 1

Which of the following are possible explainations for biofilm resistance to antibiotics?

Select one or more of the following:

  • Starved, slow growing bacteria in the centre will take up less antibiotics

  • There are more likely to be subpopulations of resistant bacteria

  • Bacteria can assist each other in removing bacteria from a biofilm

  • Biofilm bacteria are immune to drugs that cannot penetrate the cell wall


Biofilm Infections

Quiz by , created over 3 years ago

Medical Microbiology (Biofilms) Quiz on Biofilm Infections, created by gina_evans0312 on 17/04/2014.

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Created by gina_evans0312 over 3 years ago