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Exam (elaborations)

EFDA EXAM 200?'s Questions and Answers 2024/2025

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Dental arch wire are held in place by?  Ligature ties and elastomeric ties What type of cement is preferred for cementation of ceramic veneers?  Composite resin cement The plastic U-shaped frame is placed _____ the dam, the young metal frame and the ostby frame are placed ____the dam �...

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  • October 10, 2024
  • 28
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • EFDA
  • EFDA
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2 0 2 4 /2025 | © copyright | This work may not be copied for profit gain Excel!


EFDA EXAM 200?'s Questions and
Answers 2024/2025
Dental arch wire are held in place by?

 Ligature ties and elastomeric ties


What type of cement is preferred for cementation of ceramic veneers?

 Composite resin cement


The plastic U-shaped frame is placed _____ the dam, the young metal frame and the ostby

frame are placed ____the dam

 Under;outside


The primary advantage of non-Eugenio periodontal surgical dressing that does not contain

Eugenio is that ______

 Some patients are allergic to the eugenol and could experience redness and burning
in the area of the dressing


A cotton holder is designed to hold multiple cotton rolls in a more secure manner for___

 The mandibular quadrant


The area where the mesial or distal surfaces of the tooth touch the adjacent tooth in the arch is

the ___


 contact area


When constructing __ with a vacuum former, you will use a heavier gauge, flexible plastic that

does not require a spacer, does not require an attachment for the strap

1|Page| GradeA+ | 2 0 0 2 5

,2 0 2 4 /2025 | © copyright | This work may not be copied for profit gain Excel!

 A mouth card


Selective polishing is recommended because ___


 The abrasive agent used during coronal polishing actually removes a small amount of
the fluoride-rich outer enamel layer.


The diagram used for charting teeth includes ___ primary teeth and _____ permanent teeth.

 20; 32


If excess cement is not removed from in and round gingiva margin and sulcus of the tooth, the

cement can ___


 Irritate the area and cause inflammation and discomfort


Which of the following choices represents the lowest ratio?

 1:20,000 (meaning vasoconstrictor (epinephrine) in local anesthetic)


A ____ is an instrument calibrated in millimeters that is used to locate and measure the depth

of the pockets

 Periodontal probe


The dental wax that is used for recording occlusal rims and for denture wax up, and which is

supplied in sheets is called ___

 base plate wax


A ___ tray covers half a dental arch




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, 2 0 2 4 /2025 | © copyright | This work may not be copied for profit gain Excel!

 Quadrant tray


Polishing cups _____


 are available in a synthetic material for patients with latex allergies.


The dental assistant may have the responsibility of placing the mixed cement into the casting,

the cement should be loaded ___

 so that a thin lining covers all internal walls of the casting


____ is/are used to remove a tooth in one piece, with the crown and root intact


 forceps


Light-cured sealant materials ___

 Are polymerized by photo initiators in the resin


Final impressions are taken by the ____

 Dentist


Dental restorative materials that are applied, while pliable, to a tooth or teeth and can be

adapted, carved, and finished are classified as


 direct restorations


Polycarboxylate cement ____

 is less irritating to the pulp than zinc phosphate cement




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