Exam (elaborations)
EFDA EXAM 200 QUESTIONS AND ANSWERS 2024
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Exam of 14 pages for the course EFDA at EFDA (EFDA EXAM 200)
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EFDA EXAM 200Dental arch wire are held in place by? - answer Ligature ties and elastomeric ties
What type of cement is preferred for cementation of ceramic veneers? - answer
Composite resin cement
The plastic U-shaped frame is placed _____ the dam, the young metal frame and the
Ostby frame are placed ____the dam – answer Under; outside
The primary advantage of non-Eugenio periodontal surgical dressing that does not
contain Eugenio is that ______ - answer 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___
- answer The mandibular quadrant
The area where the mesial or distal surfaces of the tooth touch the adjacent tooth in the
arch is the ___ - answer 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 -
answerA mouth card
Selective polishing is recommended because ___ - answerThe 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. - answer20; 32
If excess cement is not removed from in and round gingiva margin and sulcus of the
tooth, the cement can ___ - answerIrritate the area and cause inflammation and
discomfort
Which of the following choices represents the lowest ratio? - answer1:20,000 (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 - answerPeriodontal probe
, The dental wax that is used for recording occlusal rims and for denture wax up, and
which is supplied in sheets is called ___ - answerbase plate wax
A ___ tray covers half a dental arch - answerQuadrant tray
Polishing cups _____ - answerare 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 ___ - answerso 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 -
answerforceps
Light-cured sealant materials ___ - answerAre polymerized by photo initiators in the
resin
Final impressions are taken by the ____ - answerDentist
Dental restorative materials that are applied, while pliable, to a tooth or teeth and can be
adapted, carved, and finished are classified as - answerdirect restorations
Polycarboxylate cement ____ - answeris less irritating to the pulp than zinc phosphate
cement
Dislodgement of the clot from te socket or an infection in the socket that results in a
failure in the healing process can lead to _____ - answerDry socket; alveolitis
Which of the following cement types is the most versatile and the least irritating to the
pulp? - answerZOE cement;Glass Ionomer cement
Intravenous sedation ___ - answerMay be monitored by a certified dental assistant in
some states after completion of a board certified course
The term ____ refers to the placing of the thumb of one hand inside the mouth and the
index and third finger of the other hand outside the mouth, gently feeling the tissue for
any lumps or abnormalities - answerpalpation
The retention of the sealant is obtained by etching the enamel with ___ to roughen it
and open the pores of the enamel for penetration of the resin sealant -
answerphosphoric acid
After it is used, an HVE tip is: - answerthrown away or sterilized
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