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Restorative > Chpater 44 > Flashcards

Chpater 44 Flashcards

1
Q

Types of stimuli

A

Physical
Mechanical
Chemical
Biologic

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2
Q

Physical stimuli

A

Thermal and electrical

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3
Q

Mechanical stimuli

A

Hand piece and traumatic

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4
Q

Chemical stimuli

A

Acid from dental materials

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5
Q

Biologic stimuli

A

Bacteria from saliva

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6
Q

What removed the smear layer

A

Acid etching

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7
Q

Bonding

A

Process of attaining a solid and it liquid contact of one material with another at a single margin.

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8
Q

Densensitizer seals what?

A

Seals tooth to protect from hypersensitivity. Seals the dental tubules.

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9
Q

An example of a cavity liner

A

Calcium hydroxide (dycal)

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10
Q

Where are liners placed?

A

Placed only on the deepest definition surface of the preparation.

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11
Q

Three types of base materials

A

Zinc oxide Eugenia (ZOE)
Zinc phosphate
Polycarboxylate

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12
Q

ZOE

A

Insulating base and sedative base

Cannot be used under composite resins, glass ionomers or other resin restoration

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13
Q

Zinic phosphate

A

Thermal insulating quality, irritating to the pulp, place a cavity liner under the base

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14
Q

Polycarboxylate

A

Doesn’t irritate pulp, placed under all types of restorations

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15
Q

Desiccate

A

To remove all moisture from an item or to dry out

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16
Q

Etchant

A

Chemical agent used to prepare a tooth surface for a dental material

17
Q

Etching

A

Process of cutting unit a surface with the use of an acid product

18
Q

Eugenol

A

Colourless liquid made form clove oil and used for its soothing qualities

19
Q

Hybrid

A

Material that produces a similar outcome to its natural counterpart

20
Q

Insulating

A

Preventing the passage of heat or electricity

21
Q

Micro mechanical

A

Means by which a material and a structure lock onto one another through minute cutting

22
Q

Obliterating

A

Removing something completely

23
Q

Polymerize

A

To subject a material to the bonding process of two or more monomers

24
Q

Smear layer

A

Very thin layer of debris on newly prepared Denton

25
Q

Thermal

A

Relating to heat

26
Q

What is Eugenols effect on the pulp?

A

Has a soothing affect on a painful irritated pulp

27
Q

What three things does varnish accomplish?

A

Seals dental tools, reduces microleakage around restoration, access a barrier to protect the tooth from highly acidic cement such as zinc phosphate

28
Q

Liners characteristics

A

Protects pulp chemical irritation with sealing ability
Stimulates production of reparative or secondary dentin
Compatible with all restorative materials

29
Q

Where is liner placed?

A

Deepest part of tooth and placed before restorative material

30
Q

What is an example of a liner?

A

Dycal

31
Q

Which type of dental base contains Eugenol, which provides a sedative effect on irritated pulp?

A

ZOE

32
Q

Which dental material seals dental tubules reduces leakage around restoration and acts as a barrier against highly acidic cements?

A

Varnish

33
Q

What is dental sealer also referred to us?

A

Desensitizer

34
Q

Before restoring a tooth is comp is it resin how long is the tooth edged?

A

15 to 30 seconds

35
Q

Zinc phosphate cement is mixed on a:

A

Paper pad

36
Q

Before dental bonding what function does acid etching have?

A

Removing the smear layer

37
Q

Which dental material may be placed to provide a protective insulating and sedated affect and moderately deep cavity preparation before amalgam placement?

A

Dental base

38
Q

Which stage in the cavity preparation and restoration should a dental varnish be applied?

A

After the application of the liner

39
Q

3 types of dental bases?

A

Protective, insulating and sedative

Restorative (3 decks)

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