Ch 45 Exp Func Flashcards

1
Q

Smear layer

A

Send layer of debris on newly prepared Dentin

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2
Q

Hybrid

A

A composite material made up of a combination of particles of various sizes

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3
Q

Etching

A

The process of breaking down or removing enamel rods with the use of an acid product (maleic/phosphoric)

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4
Q

Polymerization

A

The process of bonding two or more monomers

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5
Q

Desiccate

A

To remove all moisture from an item

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6
Q

Micromechanical

A

The union of a material and a structure with the use of minute cuttings

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7
Q

Obliterating

A

The process of removing completely

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8
Q

Retention

A

A way of holding a restoration in place

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9
Q

The purpose of a dental liner is what

A

To protect the pope from any type of irritation

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10
Q

What tooth structure is calcium hydroxide placed

A

Dentin

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11
Q

What is not a unique characteristic of calcium hydroxide

A

Replaces the need for Denton sealer

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12
Q

What is the main ingredient in varnish

A

Resin

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13
Q

Which supplemental material is contra indicated under composite resin is in glass ionomer restorations

A

Varnish

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14
Q

What’s another name for a Denton sealer

A

Desensitizer

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15
Q

What does the Denton sealer seal

A

Denton tubules

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16
Q

What does an insulating base do

A

Protects the pope from thermal shock

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17
Q

Where is the base placed in or on in a cavity prep

A

Pulpal floor

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18
Q

What dental instrument is used to adapt a base into a cavity prep

A

Condenser

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19
Q

What is the purpose of a dental bonding material

A

Bond restorative materials to the tooth structure

20
Q

What’s an example of an enamel bonding procedure

A

Orthodontic brackets, sealants,

21
Q

What must be removed from tooth structure before bonding material can be placed on Denton

A

Smear layer

22
Q

What is the sequence recommended for the application of supplementary materials for a deep restoration

A

Liner, bass, Denton sealer, bonding system

23
Q

Physical stimuli

A

Thermal changes electrical changes

24
Q

Mechanical stimuli

A

Vibrations from handpiece, dramatic occlusion, added pressure placed on specific area of tooth

25
Chemical stimuli
From acid materials such as saliva reaching pulpal tissue
26
Biologic stimuli
Bacteria from saliva coming into contact with purple tissue/Not all carious structure removed
27
Where is dental liner placed
Deepest portion of prep goes in first
28
What does varnish do
Seals dentinal tubules, reduces microleakage, acts as a barrier to protect you from acidic cements
29
Can varnish be used under composite
No
30
What does fluoride varnish do
Gel like substance that releases fluoride on enamel, route structure, Denton structure
31
What is another name for desensitizer
Primer
32
Do you use a desensitizer if you are using varnish
No
33
What does a desensitizer do
Prevents oral fluids from seeping between tooth and restoration
34
Can a desensitizer be used under all direct and indirect restorations
Yes
35
Protective base
Placed when necessary to protect pulp before restoration is place
36
Zinc oxide eugenol
Used as insulating/sedative base, Cannot be used under composite resin glass ionomer or other resin restorations
37
Zinc phosphate
Provides thermal insulation contains phosphoric acid liner underneath
38
Polycarboxylate
Protective an insulating non-irritating to poke placed under all types of restorations
39
Glass ionomer
Excellent adhesion to an animal in Denton Fluoride release bond strength
40
What are the three functions of calcium hydroxide
Secondary Denton, protects pulp, compatible with all restorative materials
41
What are the different types of materials used for a base
ZOE, ZNP 04, polycarboxylate, glass ionomer, resin modify glass ionomer
42
About how much of the pulpal floor in thickness should be covered
1 to 2 mm
43
What is etch used for
Reparation for the use of bonding material
44
Why is an etchant placed
To remove the smear layer
45
Bonding works best on what kind of surface
Slightly moist
46
What shouldn't the bonding come in contact with
Saliva blood or debris