764613
Description
Quiz by gina_evans0312, updated more than 1 year ago
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Created by gina_evans0312
over 10 years ago
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Question 1
Question
In which setting is biofilm infection common?
Answer
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Hospitals
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Community Centers
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Nursing Homes
Question 2
Question
Why are biofilm infections so problematic?
Answer
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They're localised
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Resist phagocytosis
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Tend to be multi-drug resistant
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Have heterogenous populations
Question 3
Question
Which bacteria cause Infective Endocarditis?
Answer
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Streptococci
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Staphylococci
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E.Coli
Question 4
Question
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
Answer
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A-C-B
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A-B-C
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C-A-B
Question 5
Question
Name four reasons why biofilm bacteria are difficult to diagnose
Answer
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They are localised in one body part
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The bacteria are encased in a matrix and difficult to detect
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The bacteria are surface related
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The bacteria are usually resistant to anti-biotics
Question 6
Question
It is thought the barrier properties of EPS help resistance to antibiotics in biofilm bacteria
Answer
- True
- False
Question 7
Question
Which of the following are possible explainations for biofilm resistance to antibiotics?
Answer
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Starved, slow growing bacteria in the centre will take up less antibiotics
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There are more likely to be subpopulations of resistant bacteria
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Bacteria can assist each other in removing bacteria from a biofilm
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Biofilm bacteria are immune to drugs that cannot penetrate the cell wall
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