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Exam (elaborations)

EFDA Exam Review Questions and Correct Answers | Latest Update

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  • Course
  • EFDA
  • Institution
  • EFDA

Dental arch wires are held in place by Ligature ties and elastomeric ties Which type of cement is preferred for cementation of ceramic veneers? Composite Resin The plastic U-shaped frame is placed _____ the dam; the metal Young frame and the Ostby frame are placed _____ the dam. Under; Ou...

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  • October 3, 2024
  • 37
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • EFDA
  • EFDA
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1 | P a g e | © copyright 2024/2025 | Grade A+




EFDA Exam Review Questions and
Correct Answers | Latest Update
Dental arch wires are held in place by


✓ Ligature ties and elastomeric ties




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


✓ Composite Resin




The plastic U-shaped frame is placed _____ the dam; the metal Young frame

and the Ostby frame are placed _____ the dam.


✓ Under; Outside




The primary advantage of non-eugenol periodontal surgical dressing over

periodontal surgical dressing that does contain eugenol is that


✓ Some patients are allergic to the eugenol and could experience

redness and burning pain in the area of the dressing




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

manner for the _____ quadrant.




Master01 | October, 2024/2025 | Latest update

, 1 | P a g e | © copyright 2024/2025 | Grade A+

✓ Mandibular




The area of the Mesial or distal surface of a tooth that touches the adjacent

tooth in the same arch


✓ Contact Area




When constructing ___ with a vacuum former, you will use a heavier gauge,

flexible plastic that does not require a spacer but does require an attachment

for the strap


✓ A Mouth Guard




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 the teeth includes _____ primary teeth and

_____ permanent teeth


✓ 20; 32




If excess cement is not removed from in and around the gingival margin and

sulcus of the tooth, the cement can


Master01 | October, 2024/2025 | Latest update

, 1 | P a g e | © copyright 2024/2025 | Grade A+

✓ Irritate the area and cause inflammation and discomfort.




Which of the following choices represents the lowest ratio, meaning greatest

concentration, of vasoconstrictor in local anesthetic?


✓ 1:20,000




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

measure the depth of periodontal pockets.


✓ Periodontal probe




The dental wax that is used for recording occlusal rims and for denture wax-

ups and that is supplied in sheets is called ______________ wax


✓ Base plate




Covers half of an arch


✓ Quadrant tray




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


✓ Polishing cups




Master01 | October, 2024/2025 | Latest update

, 1 | P a g e | © copyright 2024/2025 | Grade A+

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 for the casting




______ are used to remove a tooth in one piece, with the crown and root

intact.


✓ Forceps




Visible light-cured sealants are polymerized by photo initiators in the resin

that are sensitive to the visible blue light spectrum.


✓ Light-cured sealants




Final impressions are taken by the


✓ Dentist




The dental restorations created in the laboratory by the dental laboratory

technician are classified as


✓ Indirect restorations




_____ is less irritating to the pulp than is zinc phosphate cement and the pulp

reaction is similar to that ZOE cement.

Master01 | October, 2024/2025 | Latest update

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