coronal polishing
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| calcium and phosphate salts in saliva that become mineralized and adhere to tooth surfaces | calculus
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| that portion of the tooth that is visible in the oral cavity | clinical crown
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| a technique used to remove plaque and stains from the coronal surfaces of the teeth | coronal polishing
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| stains developed from within the structure of the tooth | ednogenous
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| stains developed from external sources | exogenous
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| stains that occur on the external surfaces of the teeth that may be removed by polishing | extrinsic
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| finger rest used when an instrument or handpiece is held for a specified time | fulcrum
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| stains that occur within the tooth sturcture that may be removed by polishing | intrinsic
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| the complete removal of calculus, debris, stain, and plaque from the teeth also commonly known as prophy or cleaning | oral prophylaxis
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| commercial premixed abrasive paste used for polishing teeth and restorations | prophy paste
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| a technique that is used to remove plaque and stains from the coronal surfaces of the teeth | rubber cup polishing
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| smooth tooth surface is ____ likely to retain plaque, calculus and stain | less
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| coronal polishing is done with | the use of a dental handpiece with a prophy angle, a rubber cup, and a polishing material
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| coronal polishing is strictly limited to | the clinical crowns of the teeth
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| who are the members of the dental team that are licensed to perform an oral prophylaxis | dentist and hygienist
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| contraindications for coronal polishing | when no stain is present, patients who are at high risk for dental caries, sensitive teeth, newly erupted teeth
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| indications for coronal polishing | before placement of dental sealants, before placement of dental dam, before cementation of orthodontic bands, before application of acid etching solution on enamel, before cementation of crowns and bridges
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| ___ is a procedure in which only those teeth or surfaces with stain are polished | selective polishing
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| what is the purpose of selective polishing | to avoid unnecessary removal of even small amounts of surface enamel
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| does polishing teeth improve the uptake of professionally applied fluoride | no it does not
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| what does polishing reduce | the endotoxins and the bacteria on the cementum
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| stains are what kind of problem | primarily an esthetic problem
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| types of endogenous stains include those caused by: | an excessive amount of fluoride during formation of the tooth, would be that resulting from medications taken by the mother or the child during tooth development.
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| an endogenous stain regarding developmental stainig due to medication can be caused by : | tetracycline
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| exogenous stains are caused by what | environmental agents
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| examples of extrinsic stains are : | staining from food, drink, and tobacco, the source of the stain is external and may be removed
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| examples of intrinsic stains are: | tobacco stains from smoking, chewing or dipping and stains from dental amalgam
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| what is the appearance of black stain and what causes it, | thin black like on the teeth near the gingival margin.caused by natural tendencies
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| Black stain is more common : | in girls, found in clean mouths, difficult to remove
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| what is the appearance of tobaco stain | a very tenacious dark brown or black stain
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| what are the two methods of stain removal | air-powder polishing and rubber cup polishing
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| with any type of stain and plaque removal procedure you must be careful: | not to remove the surface enamel of the tooth, and to avoid trauma to the gingiva
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| when using air-powder polising what agents are used in the handpiece | warm water and sodium bicarbonate
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| Polshing brushes are not recommended for use on what | exposed cementum or dentin because these surfaces are soft and are easily grooved
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| what can you do to the bristle brush to soften bristles? | soak in warm water
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| when polishing what can you do to minimize frictional heat | move frequently from tooth to tooth, frequently replenish the supply of polishing agent
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| the grit of the agent refers to : | the degree of coarseness
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| polishing agents are available in what grits: | extra coarse, coarse, medium, fine and extra fine
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| what abrasive agent should you use for mildly abrasive stains such as tobacco | fine pumice
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| when is use of a fluoride paste contraindicated | before acid etching of the enamel when followed by bonding of sealants or other bonded materials.
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| what does the prophy angle attach to | low speed handpiece ( straight )
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| how are the handpiece and the prophy angle held | in a pen grasp with the handle resting in the U-shaped area of the hand between the thumb and the index finger
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| what is used to control the speed of the handpiece | the rheostat
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| what is used to activate the rheostat | the toe of the foot, the sole of the foot remains flat on the floor, similar to its position when operating a gas pedal on a car
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| why should you use intermittent pressure on the tooth when polishing | to allow the heat that is generated to dissipate between strokes
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| constant pressure of the rubber cup or the brush on the tooth can do what | builds up frictional heat that may cause discomfort and possible pulpal damage
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| when polishing where should you begin | begin with the distal surface of teh most posterior tooth in the quadrant, and work forward toward the anterior
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| when polishing the stroke should occur from: | the gingival third toward the incisal third of the tooth
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| if you are using two polishing agents with different degrees of coarseness you should always do what | use a separate polishing cup for each one. Use the most abrasive agent first, then, finish with the finest.
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| for access to the mandibular arch, position the patient's head _____ when the mouth is open, the lower jaw is _____ | chin down, parallel to the floor
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| for access to the maxillary arch, position the patient's head | with the chin up
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| for maximum support and safety, keep the fulcrum___ | as close to the area you are polishing as possible, preferably on the same dental arch
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| what does patrick and sponge bob say | when in doubt pinky out!
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| when polishing the lingual surfaces of maxillary anterior teeth what do you use to see this surface | a mirror using indirect vision
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| when polishing the most distal surface of the maxillary right or left quadrants what should you do to create more room to fit the prophy angle | ask your patient to close up a bit and move the lower jaw towards the side you are wanting to polish
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Created by:
cynthia.fryer
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