dental cements,bases,liners, and bonding agents. Flashcards

1
Q

tensile

A

pulls and stretches

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2
Q

compressive

A

pushes or compresses

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3
Q

shearing

A

slides

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4
Q

ductility

A

ability of a material to with stand forces of tensile stress without failing

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5
Q

galvanism

A

when two different metals are present in the mouth,potential for small electric shock

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6
Q

microleakage

A

saliva and debris seep between the tooth structure and restorative materials causing recurrent decay and tooth sensitivity

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7
Q

thermal conductivity

A

the ability of materials to transmite heat

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8
Q

thermal exspansion

A

the temperature changes and materals exspand and contract

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9
Q

viscosity

A

the material is the ability of liguide toflow

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10
Q

wettability

A

the ability of a material to flow over a serfice

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11
Q

luting

A

bonding or cementing together

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12
Q

permant luting cement

A

long term

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13
Q

temparary luting cement

A

short term

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14
Q

intermediate luting cement

A

6 month to a year

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15
Q

liner

A

placed in thin layer on the walls and floors of the cavity prep protects the pulp from bacteria and irritants.

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16
Q

base

A

putty or thick layer between the tooth and restoration to protect the pulp

17
Q

seditive or pallative effect

A

may releive pain but doesnt heal

18
Q

varnish

A

thin layer of material that is placed to seal the walls and floor of the cavity prep.

19
Q

zink phosphate

A

mixed on glass slab, liquide is acidic and irritating to the pulp,so must be protected with base and liners.

20
Q

of all cement mixing ? is the most cridical

A

zink phospate.

21
Q

(zoe) ZINK OXIDE EUGENOL

A

type I noted for its seditive or soothing effect. TEMPORARY CEMENT

22
Q

IRM intermediate restorative material

A

type III placed in patents mouth and last up to a year. TEMPORARY RESTORATION.

23
Q

a ? may be used to control the setting time

A

glass slab

24
Q

polycarboxylate

A

cement or base, gather material mix into homogenous mass spread over small area repeat.

25
polycarboxylate has a mixing time of
30 to 60 seconds and have a working timeof three minutes after that may become cobwebs loss its shine and become stringy. Has fluoride
26
Calcium hydroxide material DYCAL
Has a therapeutic effect on the pulp the area is sealed so that the secondary dentine may form
27
Calvary varnish
To seal the Denton tubules
28
Contains organic solvents. Ether, acetone, or chloroform Used only under medal restorations Varnish may interfer with setting action.
Copland varnish
29
Enchants
Enhance retent/bonding used befor the placement of bonding agents Comprised of a 30 to 40 percent phosphoric acid solution LIGUID OR GEL
30
Bonding agents / adhesives
Used to improve the retention between the tooth structure ( enamel and dentin) and the restoration
31
Smear layer
When the dentin is cut with but during the cavity preparation
32
Healthy teeth register on the fiagnodent pen
Low ready low fluorescent
33
Pupal wall
The wall that overlies the pulp
34
Outline form
Designates overall shape of the cavity preparation
35
Cleansing or debribement of the cavity preparation
Spray n rinse cavity preparation
36
Cavity liners often called
Low strength bases
37
Calvary varnish
Seal the dentin tubules, if medicated bases are used varnish is placed on these material
38
Cement bases are mixed
To a thick putty consistency and place in cavity prep to protect the Pulp
39
Cement bases are often referred to as
High strength bases