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BDS2 CDS RPD > intro > Flashcards

intro Flashcards

1
Q

what kind of acrylic is used in dentistry?

A

thermoplastic acrylic resin

polymethylmethacrylate

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2
Q

what is the function of acrylic?

A

denture base that hold replacement teeth

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3
Q

what is the function of cobalt chrome?

A

cast framework that hold replacement teeth

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4
Q

describe tooth borne support

A

everything rests on teeth

saddle supported in both sides by substantial abutment teeth

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5
Q

describe mucosa borne support

A

everything rests on the mucosa

biting forces resisted entirely by soft tissue

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6
Q

describe tooth and mucosa borne support

A

mixture some of the denture rests on the teeth, some rests on the mucosa

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7
Q

describe Kennedy class 1

A

missing posteriors

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8
Q

describe Kennedy class 2

A

missing posteriors on one side

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9
Q

describe Kennedy class 3

A

banded saddle posterior

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10
Q

describe Kennedy class 4

A

banded saddle

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11
Q

what is a shortened dental arch?

A

in the right circumstances, non-replacement of posterior missing teeth can provide a stable and acceptable dentition
eg. upper & lower 5-5

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12
Q

what is a clasp?

A

engages a tooth and enters an undercut for retention

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13
Q

where would a clasp be on molars?

A

occlusally approaching

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14
Q

where would a clasp be on anterior teeth and premolars?

A

gingivally approaching

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15
Q

what is a rest?

A

described by their position
occlusal
cingulum
incisal

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16
Q

what is a major connector?

A

the portion of an RPD that connects its components

17
Q

what is a minor connector?

A

components that serve as the connecting link between major connector and other components eg clasp and occlusal rests

18
Q

what is a saddle?

A

the part of the denture which carries the artificial teeth

free-end or bounded

19
Q

what is an abutment?

A

a tooth that serves to support a prosthesis

20
Q

what is a pontic?

A

an artificial tooth that replaces a missing natural tooth

21
Q

when is a pontic normally used?

A

fixed partial dentures-bridgework

22
Q

what is the function of a pontic?

A

restores its function and usually restores the space previously occupied by a crown

BDS2 CDS RPD (14 decks)

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