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70 Cards in this Set
- Front
- Back
What are some of the negative characteristics of resin cements?
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-too strong
-difficult to remove debris -little or no cariostatic properties -can be irritating to dental pulp |
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What are some name/Brand names of resin cements?
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1-Panuvla F
2-Variolink II 3- insure and prevue 4- Rely K Arc 5- C & B Metabond 6- C & B Total Body |
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What types of cements are there?
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Resin, GI, zinc phosphate, resin reinforced
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What are some name/Brand names of glass ionomer cements?
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1-Fuji
2- Kota |
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Do glass ionomer cements have fluoride releasing components?
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yes
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What are pro's of glass ionomer cements?
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FL releasing, strong, bonds to tooth, film thickness
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What are some con's to glass ionomer cements?
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soluable, difficult mixing, post sensitivity
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What are some of the uses of a rubber dam?
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endodontic therapy and typical operative dentistry, difficult operative dentistry and geriatric restorative dentistry, teeth bleaching, fixed prosthodontics, and pulp capping
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What items are involved in a complete rubber dam set-up?
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clamps, forceps, frame, floss, punch , scissors, material
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What are some uses for a "paint on dam"?
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bleaching, furcations, keep materials out
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What clamps will fit almost all erupted molars?
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W4, W5, and W7 (clamps 7 & W7)
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What correctly applies to the thickness of the rubber dam material?
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thin (.006), extra heavy (.011)
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Approximately what % of patients have a latex allergy?
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6%
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Approximately what % of healthcare workers have a latex allergy?
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17%
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What brand of rubber dam frame is the one most dentists prefer?
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Young's frame
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What were the earliest type of LA?
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esters
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Currently what is the most used type of LA?
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amides
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what dose anesthetic bind to for effectiveness?
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anesthetic bind to sodium channels in the body
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What LA has a more profound and immediate reaction and will penetrate through fairly dense cordical bone?
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Septicaine
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What injection does Dr. Gordon Christensen contend can be one of the easiest injections you can possibly give?
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palatal
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What are the two types of "Intra" injections?
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Intraosseous and intraligamentary
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Out of the two types of injections which one did Dr Christensen state was more painful?
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intraligamentary
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what injection is the statement referring to? Two injections may be needed for larger teeth.
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Intraligamentary
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Periodontal ligament injections produced post injection discomfort in what % of patients?
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86%
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The following list applies to what? Epi reactions, L.A. overdose, patient being allergic to amides, and a severe allergic reaction to anesthetic.
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adverse reactions
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What belongs in the blank? Procaine 2% (Novocaine) with _____ 1:30,0000.
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Levophed
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Dr. Christensen says that this dictates the type of anesthetic that is used. What is this referring to?
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the need
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What is Dr. Gordon's Christensen's opinion on how many types of L.A. will usually satisfy the general dentist's needs?
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2 to 3
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in non cutting instrumens such as burnishers and condensers, the blade is replace by what?
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Nib (or point) the blade is replace by a part with a totally diffuse use
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What type of instrument has a nub on one end? what is the difference between a nub and a nib> what instruments have a nib?
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Condenser and plastic intruments (PFI)
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According to the reading in the text what instrument is used to place resin composite and GI materials, provisional restorative materials and sometimes cavity-basing materials into tooth preperatons?
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plastic intrument (PFI)
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What instrument is used primarily for occlusal carving in amalgam restorations?
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The cleioid-discoid
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Who is Peter K. THomas and what did he develop?
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developed the PKT3 burnisher
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What are instrument placed on the tray in the order of use?
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save time looking for the instrument you need
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Wedges come in a variety of what?
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shape, colors, sizes, and contours
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Advantages using a rubber dam
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-provides optimum vision and physical access
-it provides a dry uncontaminated field -it retract cheeks, lips, and tongue -it prevents swallowing and aspiration of objects -it helps in higher quality dentistry -the patient can't talk or expectorate -it helps control infectious organisms -helps the patient have a feeling of safety |
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Cavities in pits or fissures
-occlusal surfaces of premolars and molars -facial and lingual surfaces of molars -lingual surfaces of maxillary incisors |
Class I
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Cavities in proximal surfaces of premolars and molars
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Class II
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Cavities in proximal surfaces of incisors and canines
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Class III
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Cavities in proximal surfaces of incisors or canines that involve the incisal angle
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Class IV
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Cavities in the cervial 1/3 of facial or lingual surfaces
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Class V
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Cavities on incisal edges of anterior teeth and cusp tips of posterior teeth
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Class VI
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which band is ordinarily considered suitable for premolars
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3
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which band is ordinarily considered suitable for molars
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2
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Bands for toffelmire system come in several shapes and in three thicknesses. What are the thicknesses?
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.0010, .0015, .0020
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By far the most frequently used shape of matrix band is what?
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No. 1 or universal band
(the other two include No. 2 and No. 3 are also called MOD bands) |
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The matrix loop can extend from the retainer in what ways
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3 ways: straight, to the left, or to the right
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What are the two types of tofflemire retainers
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straight, contra-angled
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The matrix must be assembled with the slots in the head ____ gingivally.
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directed
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T/F: the slots in the head of the matrix should not be directed occlusally
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T
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The wider opening of the matrix band should be shaped somewhat like a funnel. The wider opening is oriented toward the what aspect?
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occlusal
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T/F: the wedged matrix should be in solid contact with the adjacent tooth in the desired contact area
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True
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What is the order of loosening the matrix
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first the slide and the set-screw of the matrix retainer is loosened
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Which system does not use a matrix retainer?
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Denovo system
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Which system has a built in matrix retainer that is much smaller than the Tofflemire matrix retainer?
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The Automatrix
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Which system provides small, precontoured matrices that are placed, wedged, and held in place by a flexible metal Bitine ring?
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The Palodent matrix (Dentsply)
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Which matrix system is a disposable Tofflemire retainer and band that is preassembled and has a head that moves from side to side?
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The Omni-Matrix
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What is the most common used matrix in Class 3 restorations
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the clear plastic strip (reduces flash at the gingival margin)
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The purpose of the matrix is to what?
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1- confine the amalgam so there is adequate condensation
2- re-establish contact with adjacent tooth 3- restrict overhangs 4- provide contour for proximal surface 5- give an acceptable surface texture to the proximal surface |
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What is one commerical system that has prewelded bands in various sizes. A small bur in a high-speed handpiece is used to cut through the welds and allow the two ends of the matrix to seperate.
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Denovo
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What are the most popular sized of rubber dam
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5x5 and 6x6 (Christensen prefers the larger 6x6)
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For both anterior or posterior teeth it is preferred to clamp which tooth whenever possible?
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molar
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What do you place for lubricating of the dam?
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foamless shaving cream
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What hand piece is used occasionally in the mouth, but it is more frequently used extraorally for lab work?
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straight handpiece
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What is the primary handpiece used in the mouth
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contra-angle handpiece
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What are the two types of contra-angle handpieces?
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low speed and high speed
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Low speed contra angle handpieces have a typical free-running speed range of what?
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500 to 15,000 rpm
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High speed handpieces have a free-running speed range greater than what?
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160,000 rpm
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In the US most dentists are accustomed air-turbine high speed handpieces. THe speed of these handpieces during tooth prep is what?
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180,000 rpm and lower
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What hand piece is used for removal of carious dentin?
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low-speed contra-angle handpiece
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