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(Answered) EFDA Exam Review Questions With Solutions
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(Answered) EFDA Exam Review Questions With Solutions
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(Answered) EFDA Exam Review Questions With SolutionsDental arch wires are held in place by Correct Ans - Ligature ties and elastomeric
ties
Which type of cement is preferred for cementation of ceramic veneers? Correct Ans
- Composite Resin
The plastic U-shaped frame is placed _____ the dam; the metal Young frame and the
Ostby frame are placed _____ the dam. Correct Ans - Under; Outside
The primary advantage of non-eugenol periodontal surgical dressing over periodontal
surgical dressing that does contain eugenol is that Correct Ans - 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. Correct Ans - Mandibular
The area of the Mesial or distal surface of a tooth that touches the adjacent tooth in
the same arch Correct Ans - 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
Correct Ans - A Mouth Guard
Selective polishing is recommended, because the: Correct Ans - 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 Correct Ans - 20; 32
If excess cement is not removed from in and around the gingival margin and sulcus of
the tooth, the cement can Correct Ans - 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? Correct Ans - 1:20,000
A ____ is an instrument calibrated in millimeters that is used to locate and measure
the depth of periodontal pockets. Correct Ans - 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 Correct Ans - Base plate
, Covers half of an arch Correct Ans - Quadrant tray
______ are available in a synthetic material for patients with latex allergies. Correct
Ans - Polishing cups
The dental assistant may have the responsibility of placing the mixed cement into the
casting the cement should be loaded Correct Ans - 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.
Correct Ans - Forceps
Visible light-cured sealants are polymerized by photo initiators in the resin that are
sensitive to the visible blue light spectrum. Correct Ans - Light-cured sealants
Final impressions are taken by the Correct Ans - Dentist
The dental restorations created in the laboratory by the dental laboratory technician
are classified as Correct Ans - Indirect restorations
_____ is less irritating to the pulp than is zinc phosphate cement and the pulp
reaction is similar to that ZOE cement. Correct Ans - Polycarboxylate cement
DISLODGEMENT OF THE CLOT FROM THE SOCKET OR AN INFECTION IN THE SOCKET
THAT RESULTS IN A FAILURE OF THE HEALING PROCESS CAN LEAD TO Correct Ans -
ALVEOLITIS AND DRY SOCKET
Which of the following cement types is/are the most versatile and the least irritating
to the pulp? Correct Ans - ZOE Cement and Glass ionomer cement
May be monitored by a certified dental assistant in some states after completion of a
board certified course Correct Ans - Intravenous sedation
The term _____ refers to placing the thumb of one hand inside the mouth and the
index and third finger of the other hand outside the mouth, and gently feeling the
tissues for any lumps or abnormalities. Correct Ans - Palpation
The retention of the sealant is obtained by etching the enamel with _______, to
roughen and to open the pores in enamel. Correct Ans - Phosphoric acid
After it is used, an HVE tip is Correct Ans - Thrown away
The term FULCRUM is used to describe the placement of the ___ finger of the hand to
stabilize the handpiece or instrument being used Correct Ans - Third
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