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Exam of 14 pages for the course EFDA at EFDA (EFDA Board Exam)
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EFDA Board ExamWhat agent is used in topical anesthetic? - answer Benzocaine
How long should topical anesthetic be placed for more profound soft tissue analgesia? -
answer60 to 90 seconds
Dry angles are an effective way to control saliva secretions from – answer stensen's
duct
what type of ZOE lacks strength and long-term durability? - answer type I (temporary
cement)
This type of cement is a hybrid of silicate and polycarboxylate cement - answer glass
ionomer
what material is supplied as a paste/paste system and also in cartridges? - answer
polyether
What does the term elastomeric mean? - answer having elastic or rubber-like qualities
an alginate absorbing excess water is termed what? - answerimbibition
what is a final impression used for? - answeran accurate reproduction of teeth and
surrounding tissue
what is the negative reproduction of dental arches and surrounding tissues? -
answerimpression
at what point in a procedure is a mylar matrix placed? - answerbefore etching
the retainer (toffelmire) is positioned from what surface? - answerbuccal
Where is the wedge inserted to position the matrix band firmly against the gingival
margin? - answerlingual embrasure
what instruments are used to contour a matrix band? - answerburnisher or mirror handle
a matrix band is made of what? - answerthin flexible steel
what stabilizes the tofflemire matrix band? - answerwooden wedge
, what type of stain can chlorhexidine cause? - answerextrinsic
most common type of temporary coverage for crown and bridge? - answercustom
provisional
why only intermittent pressure of a tooth when polishing? - answerheat dissipates
between strokes
Course, extra course, medium, fine and extrafine are different _____ of polishing paste?
- answergrit
removal of calculus, debris, stain, and plaque from teeth - answeroral prophylaxis
where on the tooth do you begin to use prophy cup? - answergingival third
what is the different between catalyst and a base? - answerBase- basic ingredient of
material
catalyst- increases the rate of chemical reaction (makes it set)
Would you use a polymer crown on an anterior tooth? why? - answeryes, because its
tooth colored
What is a class I cavity - answerdecay in pits and fissures of occlusal surface
What is a class II cavity - answerdecay on proximal (mesial or distal) surfaces of
premolars and molars
What is a class III cavity? - answerdecay in proximal surfaces (Mesial or distal) of
incisors and canines
What is a class IV cavity? - answerdecay in proximal surfaces (mesial or distal) of
incisors and canines and involves the incisal edge or angle of tooth
What is a class V cavity? - answerdecay on the gingival third of facial or lingual surface
of any tooth
what is a class VI cavity? - answerdecay on incisal edges of anterior teeth and the cusp
tips of posterior teeth caused by abrasion, wear, or defects
Stensen's duct - answerback cheek by first molar
pterygomandibular raphe - answerFold of tissue that extends from the junction of the
hard and soft palates down to the mandible
gingival embrasure - answertriangular space of gums between the teeth
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