Aetiology of Periodontal Disease Flashcards

1
Q

Three categories of tooth deposits

A
  • Cellular deposits
  • Food remnants
  • Tooth discolouration
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2
Q

Cellular deposits mainly consist of?

A

Bacteria

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3
Q

Non-mineralized cellular deposits can be?

A
  • Plaque (supragingival or subgingival)

- Materia alba (“white matter”)

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4
Q

Mineralized cellular deposits are?

A

Calculus (supragingival or subgingival)

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5
Q

Food remnants include

A

Food debris; food impaction

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6
Q

Tooth discolouration occurs?

A
  • Extrinsic (surface)

- Intrinsic (structural)

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7
Q

Dental plaque definition

A

Living and dead bacteria in a matrix of salivary glycoproteins and extracellular polysaccharides

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