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Periodontology > Module 7 > Flashcards

Module 7 Flashcards

1
Q

Local Contributing factors are _____/______ that increase an individuals _______ to periodontal infections?

A

oral conditions/habits

susceptibility

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2
Q

What are the 3 ways a local factor can increase disease risk?

A

biofilm retention
biofilm pathogenecity
cause direct damage to periodontium

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3
Q

Calculus is _______ biofilm containing ____ and ______ in it?

A

mineralized
minerals
host cells

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4
Q

How early can biofilm start to mineralize?

A

48hrs-2wks after biofilm formation

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5
Q

Calculus is a “________” for bacteria?

A

nidus

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6
Q

Calculus is _____% inorganic and _____% organic?

A

70-90

10-30

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7
Q

What are the 3 inorganic components of calculus?

A

calcium phosphate
calcium carbonate
magnesium phosphate

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8
Q

What are the 3 organic components of calculus?

A

dead epi cells
plaque
dead WBC

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9
Q

Newly formed calculus has what crystalline formation?

A

Brushite

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10
Q

Calculus that is <6mo old has what crystalline formation?

A

Octocalcium Phosphate

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11
Q

Calculus that is >6mo has what crystalline structure?

A

Hydroxyappatite

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12
Q

What are 2 other names for Supra-gingival calculus?

A

Supramarginal

Salivary

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13
Q

What are 2 other names for Subgingival calculus?

A

Submarginal

Serumal

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14
Q

What are the 3 modes of calculus attachment?

A

Pellicle
Tooth surface irregularities
Direct contact

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15
Q

What tooth has a palatolingual groove? Why is this of significance?

A

MX laterals

traps plaque and calculus

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16
Q

What teeth have a pronounced concavity of the mesial root?

A

MX 1st premolars

17
Q

People with a low formation of calculus could have higher levels of _______ ________ in their saliva?

A

parotid pyrophosphate

18
Q

People who have a high rate of calculus formation can have high levels of _____ and _____ in their saliva as well as a _____PH of the saliva?

A

Calcium
Phosphorus
high

19
Q

Gingivitis can be caused in as little as ______ days?

20
Q

What are 3 local factors that cause DIRECT damage to the periodontium?

A

food impaction
habits (mouthbreathing)
faulty restorations/occlusal trauma (clench)

21
Q

What are 3 clinical signs of tooth trauma?

A

mobility
pressure and sensitivity
tooth migration

22
Q

What are 2 radiographic signs of tooth trauma?

A

widened PDL

Bone resorption

23
Q

What is the term for tooth-to-tooth contact made when NOT eating?

A

Parafunctional Occlusal Force

bruxing, clenching

Periodontology (10 decks)

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