Coronal Polish Final Flashcards Preview

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Flashcards in Coronal Polish Final Deck (53)
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1
Q

Where and on who do you most commonly find black stain

A

Thin black line near gingival margin common on girls

2
Q

What area of the tooth is coronal polish limited to when removing plaque and stain

A

Gingival third to incisal third (clinical crown)

3
Q

Factors that affect abrasion

A

Amount of paste, pressure applied, rotation speed

4
Q

What color are teeth affected by imperfect tooth development

A

Yellowish brown or gray brown (translucent or opalescent)

5
Q

What happens with dentures during a polishing procedure

A

Kept in a wet paper towel to keep from distorting

6
Q

Polishing procedure steps

A

Lifting wiping motion, flange prophet cup into sulcus, dry working area

7
Q

Endogenous

A

Within tooth from developmental and systemic disturbances, excessive fluoride during formation, tetracycline

8
Q

Exogenous

A

Outside caused by environmental agents

9
Q

What is commonly used for cleaning and polishing of tooth surfaces

A

Abrasive zirconium silicate

10
Q

Another name for dental fluorosis

A

Endogenous developmental stain

11
Q

Sequence for coronal polishing

A

Disclose, polish, floss, disclose

12
Q

What negative affect can course abrasive have

A

Create rougher tooth surface than before

13
Q

Is abrasion greater with dentin or enamel

A

Dentin

14
Q

Silex

A

Fairly abrasive used for heavy stains

15
Q

Super fine silex

A

Light stains

16
Q

Fine pumice

A

Mildly abrasive for persistent stains

17
Q

Zirconium silicate

A

Doesn’t abrade used for polish

18
Q

Chalk

A

Precipitated calcium carbonate combine with toothpaste and polishing paste

19
Q

Commercial premixed

A

Variety of grits contain abrasive, water, humectant, binder

20
Q

What is true of polishing and fluoride

A

Does not improve uptake of fluoride polish not necessary prior to uptake of fluoride

21
Q

Where is yellow stain found and what causes it

A

Buccal surface of maxillary molars/lingual surface of lower anterior incisors poor hygiene

22
Q

What stains are most commonly found on children

A

Green and nasmyth membrane

23
Q

What damage can be caused from using prophy at high speed

A

Frictional heat, particles forced into sulcus, damage to gingival tissue

24
Q

What are the recommended polishing pastes

A

High polish low abrasion

25
Q

When are esthetic porcelain restorations polished

A

First

26
Q

Where is green stain found and who most common

A

Kids and facial surface of maxillary anteriors

27
Q

Polishing tips

A

Approx one cup polish for one or two teeth, moderate pressure, lowest handpiece speed, 20 psi air pressure

28
Q

Where is supragingival calculus commonly found

A

Lingual of mandibular molars

29
Q

What can home devices and brushes remove

A

Plaque, pellicle, materia alba

30
Q

Evaluation of polishing

A

Reapply disclosing agent, teeth should be glossy and reflect light evenly, no evidence of trauma

31
Q

What do you polish with when you use etch or bonding

A

Fine pumice

32
Q

Techniques for using bristle brush

A

Soak in water, short stoke brushing from inclined plane to cusps

33
Q

Bleeding or death causes discoloration

A

Pulpless teeth

34
Q

Medication turns teeth green, yellow, gray brown

A

Tetracycline

35
Q

White and brown spots

A

Fluorosis

36
Q

Yellow brown/gray brown genetic abnormality

A

Imperfect tooth development

37
Q

Gray or black

A

Silver amalgam

38
Q

Yellow or green caused by jaundice and erythroblastosis

A

Systemic causes

39
Q

Different ways discoloration can happen

A

Stain contained in calculus and soft deposits, incorporated with tooth structure, adhering to tooth surfaces

40
Q

Air polishing

A

Delivers slurry of warm water and sodium bicarbonate under pressure

41
Q

Powder mixed with water polishing agents

A

Powder abrasive mixed with water/mouthwash wet as possible to minimize frictional heat too wet=spatter

42
Q

Proper patient position when polishing maxillary arch

A

Chin up operator between 8-12

43
Q

What grit finishing strips are used on the proximal surfaces of anterior teeth

A

Fine

44
Q

Where is a proper finger rest located

A

Same arch you are polishing close to working area intraoral or extraoral

45
Q

What are cups made of for those with allergies

A

Synthetic materials

46
Q

What type of polishing paste is recommended for filled hybrid composites and resin restorations

A

Low abrasive paste (micron-fine sapphire,diamond, aluminum oxide)

47
Q

What are contraindications for diabetic patients

A

Disclosing products that contain iodine don’t need premed

48
Q

Glossing after polishing

A

Use floss or tape for interproximal both types equally effective

49
Q

Does polishing improve the uptake of professionally applied fluoride

A

No

50
Q

Polishing of the roof surfaces that have been exposed during periodontal surgery

A

Therapeutic polishing

51
Q

What areas should you avoid when polishing

A

Newly erupted teeth, expose cementum, demineralized areas

52
Q

What type of handpiece is recommended for polishing

A

A low-speed with a maximum of 200,000 RPM

53
Q

Intrinsic stains

A

Pulpless teeth, tetracycline, fluorosis, imperfect tooth dev, silver amalgam