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Flashcards in Ch 45 Exp Func Deck (46)
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1
Q

Smear layer

A

Send layer of debris on newly prepared Dentin

2
Q

Hybrid

A

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

3
Q

Etching

A

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

4
Q

Polymerization

A

The process of bonding two or more monomers

5
Q

Desiccate

A

To remove all moisture from an item

6
Q

Micromechanical

A

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

7
Q

Obliterating

A

The process of removing completely

8
Q

Retention

A

A way of holding a restoration in place

9
Q

The purpose of a dental liner is what

A

To protect the pope from any type of irritation

10
Q

What tooth structure is calcium hydroxide placed

A

Dentin

11
Q

What is not a unique characteristic of calcium hydroxide

A

Replaces the need for Denton sealer

12
Q

What is the main ingredient in varnish

A

Resin

13
Q

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

A

Varnish

14
Q

What’s another name for a Denton sealer

A

Desensitizer

15
Q

What does the Denton sealer seal

A

Denton tubules

16
Q

What does an insulating base do

A

Protects the pope from thermal shock

17
Q

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

A

Pulpal floor

18
Q

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

A

Condenser

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
Q

Chemical stimuli

A

From acid materials such as saliva reaching pulpal tissue

26
Q

Biologic stimuli

A

Bacteria from saliva coming into contact with purple tissue/Not all carious structure removed

27
Q

Where is dental liner placed

A

Deepest portion of prep goes in first

28
Q

What does varnish do

A

Seals dentinal tubules, reduces microleakage, acts as a barrier to protect you from acidic cements

29
Q

Can varnish be used under composite

A

No

30
Q

What does fluoride varnish do

A

Gel like substance that releases fluoride on enamel, route structure, Denton structure

31
Q

What is another name for desensitizer

A

Primer

32
Q

Do you use a desensitizer if you are using varnish

A

No

33
Q

What does a desensitizer do

A

Prevents oral fluids from seeping between tooth and restoration

34
Q

Can a desensitizer be used under all direct and indirect restorations

A

Yes

35
Q

Protective base

A

Placed when necessary to protect pulp before restoration is place

36
Q

Zinc oxide eugenol

A

Used as insulating/sedative base, Cannot be used under composite resin glass ionomer or other resin restorations

37
Q

Zinc phosphate

A

Provides thermal insulation contains phosphoric acid liner underneath

38
Q

Polycarboxylate

A

Protective an insulating non-irritating to poke placed under all types of restorations

39
Q

Glass ionomer

A

Excellent adhesion to an animal in Denton Fluoride release bond strength

40
Q

What are the three functions of calcium hydroxide

A

Secondary Denton, protects pulp, compatible with all restorative materials

41
Q

What are the different types of materials used for a base

A

ZOE, ZNP 04, polycarboxylate, glass ionomer, resin modify glass ionomer

42
Q

About how much of the pulpal floor in thickness should be covered

A

1 to 2 mm

43
Q

What is etch used for

A

Reparation for the use of bonding material

44
Q

Why is an etchant placed

A

To remove the smear layer

45
Q

Bonding works best on what kind of surface

A

Slightly moist

46
Q

What shouldn’t the bonding come in contact with

A

Saliva blood or debris