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Periodontology > Periodontal Tissues > Flashcards

Periodontal Tissues Flashcards

1
Q

What fibres are found between teeth?

A

transeptal

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2
Q

What fibres are found in between the roots of multirooted teeth?

A

inter-radicular

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3
Q

What fibres are found at the apex of the tooth?

A

apical

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4
Q

What fibres run from cementum into bone?

A

oblique

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5
Q

What are the 4gingival fibres?

A

dentoginigival
alveologinigval
circumferential
dentoperiosteal

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6
Q

What 2 types of bone make up the periodontium?

A

alveolar and basal

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7
Q

What typed of bone make up basal bone?

A

trabecular and cortical

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8
Q

What are features of trabecular bone?

A

spongy and cancellous

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9
Q

Where is the mucogingival junction?

A

between alveolar mucosa and attached gingiva

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10
Q

What gingiva is closest to the teeth?

A

free gingiva

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11
Q

What is the natural space between the tooth and gum called?

A

gingival sulcus

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12
Q

What type of epithelium makes the gingival sulcus?

A

sulcular epithelium

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13
Q

What is found at the base of the gingival sulcus?

A

junctional epithelium

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14
Q

What are the features of gingival epithelium?

A

keratinised
masticatory mucosa

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15
Q

How deep is the gingival sulcus?

A

0.5-3mm deep

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16
Q

What depth does gingival sulcus become in pathology?

A

more than 3mm

17
Q

What does the gingival sulcus contain?

A

gingival crevicular fluid

18
Q

Is the epithelium of the gingival sulcus keratinised or non-keratinised?

A

non-keratinised

19
Q

What is the worst bit of epithelium in the mouth?

A

junctional epithelium

20
Q

What makes junctional epithelium the worse part in the mouth?

A
  • immature
  • rapid turnover
  • many intercellular spaces
  • LEAKS
  • gingival crevicular fluid passes through
21
Q

What type of cells are always present in connective tissue?

A

inflammatory cells

22
Q

What is the composition of cementum?

A

65% mineral
23% organic matrix
12% water

23
Q

What is the main function of cementum?

A

tooth support

24
Q

What are 2 types of cementum?

A

acellular and cellular

Periodontology (4 decks)

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