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exam 58 59
| Question | Answer |
|---|---|
| Coronal polishing | Technique used to remove stains and plaque from the coronal surfaces of the teeth |
| Oral prophylaxis | Complete removal of calculus debris stain and plaque from teeth |
| Selective polishing | Polishing only the surfaces that need to be |
| Extrinsic | External stains on teeth surfaces, may be removed by polishing |
| Intrinsic | Stains within the tooth surfaces, may not be removed by polishing |
| Most common stain removal technique | Rubber cup polishing |
| Which type of grasp should be used to hold the instrument? | Pen grasp |
| Purpose of a fulcrum | To steady your hand while using instruments and hand pieces |
| What type of precaution should be taken while polishing aesthetic type restorations? | Put a lubricant like vaseline on the surface before polishing |
| In which direction should the polishing stroke be ? | From gingival third to the incised edge |
| What damage can result from polishing at a high speed? | Friction heat damage that can wear down the pulp |
| Position of patients head when access of the maxillary is needed? | Chin up |
| Bacteria in the mouth is directly related to ? | Flora |
| Supragingival | Above the gingival margin` |
| What causes acid attacks? | Plaque |
| What is there a higher concentration of in saliva but not in biofilm? | Sodium |
| What causes demineralization? | Acid |
| What causes remineralization? | Saliva |
| What is planktonic? | Free floating bacteria |
| What is material alba | Accumulation or aggregation of microorganisms, desquamated epithelial cells, blood cells, and food debris loosely adherent to surfaces of plaques, teeth, gingiva, or dental appliances. |
| At what speed should polishing be done? | Low speed |
| What is the first thing you do before you begin treatment? | Check medical history |
| What do you do with the rubber cup attachment when finished polishing? | Throw it away |
| What does plaque look like> | Matted and furry |
| What does 10% or less of plaque control mean? | Periodontal therapy |
| What type of stain is hypoplasia? | Endongenous, intrinsic |
| What type of stain is tetracycline? | Endongenous, intrinsic |
| What type of stain is nicotine? | Exongenous, extrinsic |
| What type of stain is green stain? | Exogenous, extrinsic |
| What type of stain is amalgam? | exogenous, intrinisic |
| DULL ROUNDED SMALL FINE | DULL ROUNDED SMALL FINE |
| What is the number one cause of dental disease?> | Plaque |
| When should you disclose? | Before and after |
| What causes green stain? | Chromogenic bacteria |
| What does plaque cause? | Caries and perio |
| Where does plaque start ? | interproximally |
| When should you not polish? | When someone has a committable disease or a chrinic respiratory disease |
| How long does it take to develop gingivitis? | 2-3 weeks or 14-21 days |
| What should you use to remove stains? | Prophy cup |
| The amount of demineralization is directly related to ? | Time acid stay on teeth causing it to stay at a lower ph level |
| How do you get a deep stain out of the occlusal surface? | Prophy brush |
| What is calculus? | Soft and can't be removed by polishing |
| What is tartar? | Soft and can also not be removed by polishing |
| Food debris | Soft and can be removed by polishing |
| What type of surface does plaque stick to? | Rough surfaces |
| Why do you mix the solution? | So it stays in the cup |
| What surfaces do you polish? | Lingual, facial, buccal, |
| Plaque that survives supragingivally is | Calculogenic |
| What is the first layer of plaque | Acquired pellicle |
| After sealing is down should you polish? | No because the contacts are oprn |
| What should you do while disclosing? | Swish and spit |
| When polishing you must be careful not to | Remove the surface enamel, and to avoid trauma of the gingiva |
| What is black stain? | Stain caused by natural tendencies, and is a line around the gingival margin |
| What is a tobaccos stain>? | A very tenacious dark brown or black stain |
| What is brown or yellow stain? | Found commonly on the buccal surfaces of the max molars and the lingual surfaces of lower anterior teeth, caused by improper oral hygiene |
| What is green stain? | Caused by poor oral hygiene when bacteria and fungi are retained in the bacterial plaque |
| Reddish brown stain? | Caused by use or prescription mouth washes |
| Light brown stain? | Food and drink stains |
| Light green or brownish stain? | Nasmyths membrane causes by food stains in the residue of the epithelium during tooth eruption |
Created by:
samanthapozzo