ATS Dental Assisting School Final Exam Questions With Correct Answers

The lower right first bicuspid is tooth # - Answer 28 The rubber dam clamp that is used only on anterior teeth is the : - Answer double bow The lower centrals and laterals are teeth # - Answer 23,24,25,26 The tooth that touches the distal part of #20 is: - Answer the mesial of #19 In order to protect yourself from overexposure to x-rays you should - Answer leave the room when making the exposure A tooth may die and require root canal treatment due to the following causes: - Answer traumatic blow, chemical irritation, extensive decay, mechanical exposure useful tests on teeth to determine whether they will need a root canal include - Answer percussion, electric pulp tests, thermal (hot, cold) the cement which must be mixed slowly on the glass slab is: - Answer zinc phosphate According to Angle's classification of occlusion (overbite, underbite, normal) the normal jaw position is classified as a: - Answer class I A good liner under amalgam to help prevent sensitivity is: - Answer vitrebond, copalite, dycal, glass ionomer The two instruments used to carve an amalgam after it has been condensed are: - Answer cleoid-discoid and interproximal The amalgam carrier is used to - Answer transport the filling material to the mouth for placement After the soft composite material is placed in the cavity, the next step would be - Answer harden the composite with the curing light Disinfection - Answer is the usual method to clean work surfaces In endodontics, the temporary filling material commonly used is: - Answer cavit Matching: Acrylic temporary - Answer temp bond matching: metal shell temporary - Answer IRM matching: Permanent crown - Answer RMGI or Zinc phosphate cement the part of the bridge replacing the missing tooth is called a: - Answer pontic the form submitted to an insurance company for determining what benefits the insurance company will pay before the treatment is done is called a: - Answer pre- estimate form (predetermination) The codes used to identify for the insurance company the procedure done to the patient are: - Answer ADA procedure codes The form which the patient fills out describing medical conditions and possible allergies is: - Answer health history The endo instrument with barb-like fishhooks on the shaft is called a - Answer broach An autoclave sterilizer - Answer uses steam pressure and heat to kill germs, usually takes 15 to 30 minutes to complete the cycle. Teeth needing a root canal treatment as noted on a tooth diagram charting of the patient - Answer are marked with a circle at the apex A list of materials and instruments commonly used in crown and bridge might include - Answer a cord packer, diamond burs, wax bite, counter impression, temporaries, and impression syringe Match: 150 forceps - Answer Are the universal upper arch extraction instrument Match: Cryer Elevators - Answer have sharp, triangular points on the end and are useful in removing root stumps. match: Periosteal Elevator - Answer Has a spoon shaped end and separates the gums from the underlying bone Match: 301,46,and 34 elevators - Answer Looks like a screwdriver and are used to loosen teeth After an extraction, gauze and ice packs are used mainly to : - Answer stop the bleeding and reduce the swelling describes scalers and curette instruments in periodontics: - Answer scalers have pointed tips and curettes have rounded tips After crowns are seated or fillings completed, the bite is checked by: - Answer articulating paper using the rubber dam during endodontic procedures is necessary to: - Answer prevent instruments from being swallowed or aspirated into the lungs, keep saliva from re-contaminating the tooth, keep the irrigating solutions out of the patients mouth. The plastic instrument is: - Answer used for composite placement Sodium Hypochlorite (Clorox) is used during certain dental procedures to : - Answer disinfect and flush debris from a canal during endodontics