Biofilm

biofilm

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485941

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Bacteria secrete complex sugars called polysaccharides - this is what the matrix is made up of

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485942

300

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What causes periodontal disease

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Accumulation of

will initiate the process of periodontal disease. Disease progression depends on the

to the bacterial challenge and any

which influence the response

485943

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Why treat it?

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485944

300

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Match answers below

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Match the text
70%
30%
up to 700 different types of ................. in matrix
5%
95%
community of colonised bacteria adhering to tooth surface that interact with each other to gain benefits (security, ridgity)
dense mushroom like structures originating from tooth surface, containing free channels used as diffusion pathways

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bacteria
bacteria
biofilm
biofilm
planktonic bacteria (lone & vulnerable)
micro organisms
sessile bacteria (withing matrix,, slowing down their metabolisms)

485946

300

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Biofilm

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485947

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Anaerobic plaque starts to form 60 - 90 days post poor OH

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485948

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Anaerobic bacteria contain lipposcharides in their double layered cell membrane

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485949

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Aerobic bacteria contain lipposcharides in their double layered cell membrane

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485950

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Optimum scaling period is 90 days/3months

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485951

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Early plaque is mostly

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485953

180

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Mature plaque

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485954

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Salivary glycoproteins give viscosity to saliva to form salivary pellicle

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485955

360

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Substances in oral cavity

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485956

180

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By products

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485957

240

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Exotoxins. Produced by living bacteria

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leucotoxin
epitheliotoxin
fibrinolysin

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damages PMNL & macrophages
damages epithelium. More permeable allowing byproducts to enter
breaks down blood clots. Frustrated repair = chronic disease, long period of time where gums can't heal = ulcers. Damages collagen fibres & alters fibroblast repair

Biofilm

Question 1 of 1

Time Left

Bacteria secrete complex sugars called polysaccharides - this is what the matrix is made up of

Select the correct answer(s).

(0/0)

What causes periodontal disease

Fill in the blanks

(0/0)

Why treat it?

Select the correct answer(s).

(0/0)

Match answers below

Match the text (click and drag)

(0/0)

70%

30%

up to 700 different types of ................. in matrix

5%

95%

community of colonised bacteria adhering to tooth surface that interact with each other to gain benefits (security, ridgity)

dense mushroom like structures originating from tooth surface, containing free channels used as diffusion pathways

bacteria

bacteria

biofilm

biofilm

planktonic bacteria (lone & vulnerable)

micro organisms

sessile bacteria (withing matrix,, slowing down their metabolisms)

Biofilm

Select the correct answer(s).

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Anaerobic plaque starts to form 60 - 90 days post poor OH

Select the correct answer(s).

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Anaerobic bacteria contain lipposcharides in their double layered cell membrane

Select the correct answer(s).

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Aerobic bacteria contain lipposcharides in their double layered cell membrane

Select the correct answer(s).

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Optimum scaling period is 90 days/3months

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Early plaque is mostly

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Mature plaque

Select the correct answer(s).

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Salivary glycoproteins give viscosity to saliva to form salivary pellicle

Select the correct answer(s).

(0/0)

Substances in oral cavity

Select the correct answer(s).

(0/0)

By products

Select the correct answer(s).

(0/0)

Exotoxins. Produced by living bacteria

Match the text (click and drag)

(0/0)

leucotoxin

epitheliotoxin

fibrinolysin

damages PMNL & macrophages

damages epithelium. More permeable allowing byproducts to enter

breaks down blood clots. Frustrated repair = chronic disease, long period of time where gums can't heal = ulcers. Damages collagen fibres & alters fibroblast repair

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