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dental histology > gingiva > Flashcards

gingiva Flashcards

1
Q

A shallow sulcus is how deep

A

0.1 – 1mm deep

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2
Q

what type of epithelium is crevicular epithelium?

A

non keratinised

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3
Q

what type of epithelium is interdental col

A

non keratinised

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4
Q

what does interdental col connect?

A

Connects Buccal/labial and Lingual/palatal papillae

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5
Q

what does junctional epithelium attach?

A

attachment of the gingiva to the tooth surface

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6
Q

what is junctional epithelium attached by?

A

hemidesmosomes

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7
Q

where is crevicular fluid present?

A

in ares of inflammation

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8
Q

what are the contents of crevicular fluid?

A

POLYMORPHONUCLEAR LEUCOCYTES

DESQUAMATED EPITHELIAL CELLS

MACROPHAGES AND LYMPHOCYTES

SERUM PROTEINS

IMMUNOGLOBULINS

ENZYMES

FROM PLAQUE BACTERIA

ORGANIC IONS

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9
Q

name 3 groups of fibres found in gingival tissue?

A

circular fibres
free gingival fibres
longitudinal fibres

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10
Q

what is known to increase the flow of crevicular fluid?

A

chronic periodontal disease

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dental histology (13 decks)

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