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boards me > Supportive Treatment > Flashcards

Supportive Treatment Flashcards

1
Q

True or false: Enamel/dentin or poor thermal conductor’s

A

True

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2
Q

What is coefficient of thermal expansion

A

How much a material will expand when heatedand contract when cooled

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3
Q

What is galvanism

A

The generation of electrical current that a patient can feel

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4
Q

Corrosion and tarnish: reversible or irreversible

A

Corrosion: irreversible
Tarnish: reversible

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5
Q

Viscosity means

A

The ability to flow: the thicker the material the more viscous

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6
Q

True or false: enamel has a high compressive strength and a low tensile strength

A

True

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7
Q

What has the highest yield strength

A

Enamel

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8
Q

What is the order of use: base, varnish, liner

A

Liner(nearest to tooth), base,varnish

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9
Q

Is varnish used with amalgam or composite

A

Amalgam: Placed under amalgam to function as chemical barrier

Seals dentinal tubules

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10
Q

What is the strongest, least soluble dental luting cement

A

Glass ionomer

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11
Q

What is zinc oxide eugenol

A

Temporary cement or base

Sedative effect on pulp

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12
Q

What are athletic mouthguards made out of

A

Ethylene vinyl acetate acrylic

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13
Q

What can athletic mouthguards cause

A

Prominent inflammation that tapers off between Central’s

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14
Q

Resin and compomer cements are composed of

A

Dimethacrylate (bis-GMA) resin

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15
Q

What type of caries or more prominent in kids

A

Pits and fissure (class I)

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16
Q

Gold alloy

3 pts

A

Used for posterior inlays, onlays and crowns

Highest durability**

(Indirect restorative material)

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17
Q

Nanofilled restorative material

A 
Best polish
Low shrinkage
Strength high
Wear resistant
Smallest particle
18
Q

Primary preventative service

A

Sealants, mouthguard

19
Q

What is the most economical restorative materials

A

Amalgam (Also the most long lasting)

20
Q

What is the highest hardness material (polishing)

What is the lowest hardness material

A

Pumice

Tin oxide

21
Q

What is rouge used for

A

Used to polish gold extraorally

22
Q

The correct way to polish

A

Slow, light, intermittent pressure

23
Q

Syneresis means

A

Loss of water/solvent

24
Q

Imbibition means

A

Uptake of water/solvent

25
Q

What is the most accurate, stable and pleasant materials to work with when doing crowns and bridges

A

Vinyl polysiloxane (VPS)

26
Q

What was the first rubber material developed in dentistry

A

Polysulfide

27
Q

Examples of Aqueous materials

A

Alginate, Agar

28
Q

Non-aqueous material examples

A

Polysulfide
Polyesther
Vinyl polysiloxane (vps)

29
Q

Gypsum material “plaster”

A

Type II material

B- hemihydrate

30
Q

Gypsum material “stone”

A

Type III material

🐟-hemihydrate

31
Q

Gypsum material “die/high strength”

A

Type IV material

Requires least amount of water

🐟-hemihydrate

32
Q

Tooth whitening processes target extrinsic or intrinsic stains

A

Intrinsic

Extrinsic stain should be removed before treatment

33
Q

Most effective tooth whitening material

A

Carbamide peroxide

34
Q

What are inlays and casting wax used for

A

Used to prepare patterns

35
Q

What is baseplate wax used for

A

Used for a occlusal rims and for holding fake teeth into place w baseplate during making of dentures

36
Q

Sticky wax is used for

A

Holding broken pieces of dentures together

Becomes sticky when heated

37
Q

Utility wax is used for

A

Adopting impression trays to fit individuals

38
Q

Boxing wax is used for

A

Used to take impression of occlusion

39
Q

To decrease setting time of gypsum material you should

A

Use cold water or borax

40
Q

To accelerate the setting time of gypsum materials you should

A

Use hot water or add potassium sulfate

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