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Quiz 2

Week 3 EFDA

The permanent mandibular second molar has how many cusps? 2 4 3 5 4
TRUE or FALSE: When removing a tofflemire matrix band, you remove the tofflemire retainer, band, then wedge. FALSE
TRUE OR FALSE: Three types of mercury are elemental, organic and inorganic. TRUE
All of the following except__________ goes into an amalgam waste bucket. Amalgam scraps Empty amalgam capsules Cotton rolls used during an amalgam restoration Suction filter with amalgam present Cotton rolls used during an amalgam restoration
The following are terms to describe poor amalgam margins EXCEPT: Flash Overextended Flush Open margin Flush
The permanent mandibular second molar is often referred to as ___________________. 14 year molar 10 year molar 6 year molar 12 year molar 12 year molar
Three common forms of isolation are: Dri aids, taxodent, Isolite Rubber dam, cotton rolls, and retraction cord Isolite, dental mirror, rubber dam Cotton rolls, rubber dam, dri aids Cotton rolls, rubber dam, dri aids
TRUE OR FALSE: Condensing out towards the matrix band only in the area of contact will help establish an an excellent proximal contact TRUE
When placing amalgam it should be done ___________________. Pushed in with your fingers Using the large condenser All at once Incrementally Incrementally
What is the purpose of carving amalgam restorations? To remove flash To lessen mercury exposure To create stronger interproximal contacts To lessen post operative sensitivity To remove flash
The following are all terms used to describe poor restoration contours EXCEPT: Undercarved Undercontoured Overcoutoured Convex shape Convex shape
According to Best Management Practices , DO NOT *put EXT teeth w/ (AM) in bio containers *Salvage, recycle & store scrap (Am) *Use C.S. traps, vacuum pump filters & (AM) separators *Use line cleaners that minimize dissolution of amalgam Dispose of extracted teeth that container amalgam restorations in biohazard containers
When condensing amalgam on the mandible what should you do in order to help reduce muscle fatigue for your patient? Support the mandible with your non working hand Let the patient close and rest Massage the masseter muscle Stop the pr Support the mandible with your non working hand
When is the optimal time to remove the tofflemire matrix during a Class II amalgam? Immediately after amalgam is packed After amalgam is packed and carved but prior to setting After amalgam is set After wedge is placed After amalgam is packed and carved but prior to setting
What dental instrument can be used to help in creating and forming pits, grooves and fossae of a dental amalgam? Hollenback Anatomical burnisher Hatchet Explorer Anatomical burnisher
Created by: EFDA2024
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