Dental Assistant 150! Test 2 Study Guide – Flashcards
142 test answers
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What is the Explorer used for?
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Used to detect breaks in the enamel of the tooth and the integrity of tooth and restorative margins.
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What is a Probe?
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often found as a double ended instrument with an explorer on tue opposite end. Has a long, blunt working end.
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What are Cotton forceps?/
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Tweezer like instruments used to place cotton pellets, medications, and dressings in the oral cavity. Can transport small items us as wedges to and from the mouth.
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What are Diagonostic aids used for?
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used to diagnose dental conditions.
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What is a Electric pulp teset?
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Vitalometer, uses variable controlled electrial charges to measure the vitality of the pulp.
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What is the Spoon Excavator used for?
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Used to remove soft dentin, debris, and caries from the tooth.
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What is the Chisel used for?
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Used to smooth the enamel margin of the cavity preps on anterior teeth
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What is the Gingival Margin Trimmers (GMT) used for?
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used to place a bevel along the gingival margin of cavity prep.
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What are GMT's primarily designed for?
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Mesial or distal surfaces Even= distal surfaces Odd= Mesial surfaces
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What is the Toffelmire retainer responible for?
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Holding the stainless steel matrix togerther.
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What is the Matrices (matrix)?
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Disposable accessory that forms a wall or box around a tooth to hold the filling material until it sets.Separates the restoration from the adjacent tooth ensuring a contact will remain between the teeth.
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What are Wedges?
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Are triangular disposable accessories used with a matrix. Made of wood or plastic.
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What are Wedges used for?
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Help contour the matrix to the tooth anatomy. They also help to reduyce gingival irritation due to overhangs/excessive restorative material projecting over the cavity margin.
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What is the Amalgam Carrier used for?
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Used to carry amalgam to the cavity prep. Most are double ended
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Amalgam condenser
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Has a flat working end.
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What ia Amalgam condenser used for?
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Used to pack the amalgam into the cavity preparation
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Amalgam Well
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Made of metal and has a non-skid base.
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What is an Amalgam well used for?
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The newly mixed amalgam is placed into the amalgam well and then picked up by the amalgam carrier for transfer.
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Amalgam Retention pins
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Provide retention for teeth in this condition.
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What are Carvers used for?
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Are used to carve or recreate the tooth anatomy on amalgam restorations
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Interproximal Carver
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Hs thin, rounded working ends. It can be used on mesial, distal, facial, and lingual surfaces
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Discoid/Cleoid
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Can be used to carve occlusal surfaces. It is a double ended instrument. The discoid end is disc shaped; the cleoid end is shaped like a spade
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Hollen back
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used on mesial, distal, facial, and lingual surfaces. It has thin working ends that are pointed
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Walls Carver
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Double ended instrument that carves occlusal surfaces. It is square on one end and rounded on the other
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Burnishers
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Used to smooth or buff amalgam restorations.
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What are the three Burnishers called?
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The small and large ball Ovid (football) Anatomical burnisher (acorn shaped)
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Stellite
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Constructed of chrome or teflon designed to place resin into anterior cavity prepartions.
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Aspirating Syringe
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used for administering local anesthetic
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Anesthetic Carpule
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A glass cartridge containing the anesthetic. Placed into the barrel of the aspirating syringe
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Sharp's container
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Needles, carpules, and any other potentially sharp disposables must be discarded in a sharps container.
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Dental Dam
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A thin rubber like square sheet whichh comes in light, medium or heavy degrees of thinkness. It is commoly made of latex
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What is the Dental Dam used for?
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used to isolate the tooth or teeth being worked on from the rest of the mouth.
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Dental dam punch
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Used to punch different size holes in the rubber dam materal. Sizing of the hole confirms the tooth
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Dental dam frame
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Dental dam material is placed on a U shaped rubber dam frame
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Denta Dam clamps
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Are the primary means of anchoring and stabilizing the dental dam to the arch.
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Dental Dam Clamp forceps
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Are placed and removed with dental dam clamp forceps
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Ligature
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for saftey, a ligature made of dental floss is attached to the dental dam clamp.
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Woodson
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Chrome or teflon, does not stain and used on anterior resins
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Ladmore
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Rounded ends an used to smooth and shape composite materials
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Dappen dish
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Multipurpose glass container that can be used to hold medications,bur, cotton pellets, etc
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Spatula
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Made of stainless steel or plastic, that is ussed to mix materials
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Articulating paper & forceps
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Carbon paper that can be used to check patients "bite" on the occlusal surface for high spots.
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Visible light cured (VLC) shade guide
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The dentist can compare the patients natural tooth color to a VLC shade guide in order to choose the correct color of restorative material for anterior teeth
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Dycal instrument
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Used to mix and place dycal, pulp protector, in cavity
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High Volume Excavator (HVE)
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Suction tip (sterile or disposable) used to remove debris in oral cavity and preparation
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Bur Types
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Friction gipp-high speed hand piece and latch angle type- slow speed hand piece
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Bur Parts
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Head working or cutting, Neck-narrow, connects head to shank,
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What are High Speed Handpieces used for?
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To use with bur to cut tooth with decau or other dental anomalies To use with bur for adjusting crowns and bridges for final fit
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What are the functions of an Fiberoptic High-Speed handpiece?
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To illuminate tooth during preparation for restoration. To Provide light intraorally during use of handpiece To use with bur to cut tooth with decay or other dental anomalies. To use with bur for adjusting crowns and bridges for final
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What are the functions of a slow speed motor with straight handpiece?
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To use with slow-speed attachments To use straight attachment with long-shank straight bur.
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What are the functions of a Slow-speed motor with contra-angle
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To use with burs for intraoral and extraoral procedures To remove decay, polish amalgam restorations, refine cavity prepartion, adjust provisional and permanent crowns and bridges, adjust occlusal restorations, adjust partials and dentures
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Amalgam
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Alloy of silver,tin,copper,mercury, and zinc
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Base
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Main or supporting ingredient
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Catalyst
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Chemical accelerant without being consumed
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Cured
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preservation or finishing chemical or physical process
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Etching
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Surface acidic cutting process
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Eugenol
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Soothing colorless liquid made from clove oil
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Malleability
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Capable of being shaped without being damaged
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Trituration
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Process of mixing
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Viscosity
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Thickness of a liquid that impedes its flow.
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What is Eugenol (cavitec)?
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Has a sedative effect on pulpal tissue and may cause necrosis to pulp if applied directly
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When is Eugenol used?
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in deep cavity preps as dentin replacement material.
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Glass Ionomer Base (Vitrabond) mix amount?
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1 scoop of powder to 1 drop of liquid.
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What are three types of amalgam?
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Tytin. Dispersalloy Valiant.
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What are some advantages of amalgam?
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Can restore all surfaces of tooth. Freshly mixed-soft, pliable, easily condensed and shaped High compression strength upon setting- withstands biting forces
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What are some disadvantages of amalgam?
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Non esthetic-silver color does not match natural tooth color Microleakage and recurrent decay a=may occur Contains mercury
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What are some physical charactersitcs of mercury?
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Liquid at room temperature Vaporizes with increased heat Provides plasticity to amalgam restorations Highly poisonious
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What does DEERS stand for?
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Defense Enrollment Eligibility Reporting System
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What is DEERS?
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Computer based defense enrollment and eligibility verifcation system
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What does DENCAS stand for?
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Dental Common Access System
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What is DENCAS?
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central web data bae of dental patients and acessed by any dental treatment facility. used to track coded procedures for patient treatment
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What does DTF stand for?
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Dental Treatment Facility
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What does PSR stand for?
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Periodontal Screening and Recording
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What is PSR?
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determines the periodontal health of patient
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What does FMDP stand for?
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Fanily Members Dental Plan
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What is FMDP
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dental insurance plan for Reservists, active duty family members and retired personnel
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What is the Type 1 Dental Examintation?
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Most extensive and lengthy clinical evaulation. Used in treatmenat plammimg for full-mouth recomstruction.
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Periodic dental examination Type 2
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Routine annually and appropriate Treatment plan
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Other dental examination Type 3`
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Consultation for staff and residents Emergency exams Pain infection Trauma Defective restoration
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Screening Evaluation Type 4
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Least comprehensive, processing recruits
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Dental Class 1
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No treatment required
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Dental class 2
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Treatment needed and emergency care NOT required within 12 months
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Dental Class 3
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Treatment needed and emergency care MAYBE required within 12 months
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Dental Class 4
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exam required or unknown classification
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What two Dental classes are you deployable?
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Dental Class 3 and Dental Class 4
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Category 1A
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Members of the uniformed services on actic duty
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Category 1B
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Members of a Reserve Component of the Armed Forces and National Guard personnel
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Category 2
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Family member of active duty members of the uniformed services; family members of persons who died while in such a status
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Category 3
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Members of the Senior Reserve Officers Traning Corps
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Category 4
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Retired members of the uniformed services and their family members
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Category 5
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Civilian employees of the Federal Gocernment.
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Category 6
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All others
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Abutment
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A tooth, root, or implant used for support and retention; removable prosthesis
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Apicoectomy
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Surgical removal of apex of root
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Chief complaint
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Patients most significant symptom or sign
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Complete Denture (CD)
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Max and/or Mand teeth removable replacement
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Crown(Gold or Porcelain)
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Cast restoration covering anatomical crown
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Deciduous Teeth
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Primary Teeth
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Diastema
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Space between teeth (no contact)
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Drifted Teeth
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Lateral movement of tooth into space of missing. Adjacent tooth; usually mesial movement
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Edentulou arch
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Max or man teeth missing in entire arch
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Extraction
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Surgical removal
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Extraoral
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outside of oral cavity
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Fistula
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abnormal tube-like drainage from abscess to gingival surface.
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Fixed Partial Denture (bridge)
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Prosthetic teeth attached to natural teeth
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Forensic Examination
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identification exam via dentition and dental records
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Fractured tooth
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cracked tooth
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Furcation
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division of root
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Gold restoration
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Soft, yellow, corrosive-resistant metal indirect restorations
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intraoral
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inside oral cavity
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missing teeth
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Teeth surgically, traumatically, or genetically removed
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Mobility
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movement
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Nonmetallic permanent restorations
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filled/unfilled resins, glass ionomer
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Oral Cancer Screening (OCS)
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palpation of oral caviity,head, and neck for abnormalities
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Oral Health Instruction (OHI
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motivationg oatients to change behavior to recognize and prevent dental disease
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Pontic
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artificial tooth in a bridge
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Porcelain Fused to Metal (PFM)
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Thin Porcelaion fused to facial surface of metal crown
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Porcelain Veneer
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indirect porcelain veneer bonded to tooth
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Preventive dentistry (program)
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patient education
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Probing Perio Probe (slender flexible instrument)
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explore and measure periodontal pockets
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Pulpectomy
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Complete removal of vital pukp from a tooth
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Pulpotomy
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Removal of the coronal portion of a vital pukp from a tooth
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Recession
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Process of withdrawal or wearing away fom normal location
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Removable Partial Denture (RPD)
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Removable appliance replacing missing teeth
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Restoration (tooth filling)
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Composite, Amalgam.
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Snake Eyes
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double occlusal pits
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Root Canal Filling (RCF)
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Gutta Percha place in canals.
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Supernumerary teeth
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Extra teeth (nore than 32)
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Tooth Decay class 1
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Small cavity or lesion affecting pits and fissures
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Tooth Decay class 2
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Extension of class 1 cavity into proximal surfaces of premolars and molars
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Tooth Decay class 3
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Interproximal surface (mesial and distal) of incisors and caninies
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Tooth Decay class 4
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Larger surface area, including incisal edge and interproximal surface of incisors and canines
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Tooth Decay Class 5
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near CEJ
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PSR Score Code 0
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No calculus, no bleeding present, and healthy gingival
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PSR SCORE code 1
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No Calculus and slight bleeding
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PSR Score code 2
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Supra/subgingival calculus and/or defective margins; light bleeding
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PSR Score code 3
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Moderate spontaneous bleeding; colored area of probe partly visible in deepest and probing depth
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PSR Score code 4
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Spontaneous heavy bleeding; colored area of probe not visible.
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