1 | P a g e | © copyright 2024/2025 | Grade A+
EFDA Board Exam Questions and
Answers (100% Pass)
What agent is used in topical anesthetic?
✓ Benzocaine
How long should topical anesthetic be placed for more profound soft tissue
analgesia?
✓ 60 to 90 seconds
Dry angles are an effective way to control saliva secretions from
✓ stensen's duct
what type of ZOE lacks strength and long-term durability?
✓ type I (temporary cement)
This type of cement is a hybrid of silicate and polycarboxilate cement
✓ glass ionomer
what material is supplied as a paste/paste system and also in cartridges?
Master01 | October, 2024/2025 | Latest update
, 1 | P a g e | © copyright 2024/2025 | Grade A+
✓ polyether
What does the term elastomeric mean?
✓ having elastic or rubber-like qualities
an alginate absorbing excess water is termed what?
✓ imbibition
what is a final impression used for?
✓ an accurate reproduction of teeth and surrounding tissue
what is the negative reproduction of dental arches and surrounding tissues?
✓ impression
at what point in a procedure is a mylar matrix placed?
✓ before etching
the retainer (toffelmire) is positioned from what surface?
✓ buccal
Master01 | October, 2024/2025 | Latest update
, 1 | P a g e | © copyright 2024/2025 | Grade A+
Where is the wedge inserted to position the matrix band firmly against the
gingival margin?
✓ lingual embrasure
what instruments are used to contour a matrix band?
✓ burnisher or mirror handle
a matrix band is made of what?
✓ thin flexible steel
what stabilizes the tofflemire matrix band?
✓ wooden wedge
what type of stain can chlorhexidine cause?
✓ extrinsic
most common type of temporary coverage for crown and bridge?
✓ custom provisional
why only intermittent pressure of a tooth when polishing?
Master01 | October, 2024/2025 | Latest update
, 1 | P a g e | © copyright 2024/2025 | Grade A+
✓ heat dissipates between strokes
Course, extra course, medium, fine and extrafine are different _____ of
polishing paste?
✓ grit
removal of calculus, debris, stain, and plaque from teeth
✓ oral prophylaxis
where on the tooth do you begin to use prophy cup?
✓ gingival third
what is the different between catalyst and a base?
✓ Base- 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?
✓ yes, because its tooth colored
What is a class I cavity
Master01 | October, 2024/2025 | Latest update
EFDA Board Exam Questions and
Answers (100% Pass)
What agent is used in topical anesthetic?
✓ Benzocaine
How long should topical anesthetic be placed for more profound soft tissue
analgesia?
✓ 60 to 90 seconds
Dry angles are an effective way to control saliva secretions from
✓ stensen's duct
what type of ZOE lacks strength and long-term durability?
✓ type I (temporary cement)
This type of cement is a hybrid of silicate and polycarboxilate cement
✓ glass ionomer
what material is supplied as a paste/paste system and also in cartridges?
Master01 | October, 2024/2025 | Latest update
, 1 | P a g e | © copyright 2024/2025 | Grade A+
✓ polyether
What does the term elastomeric mean?
✓ having elastic or rubber-like qualities
an alginate absorbing excess water is termed what?
✓ imbibition
what is a final impression used for?
✓ an accurate reproduction of teeth and surrounding tissue
what is the negative reproduction of dental arches and surrounding tissues?
✓ impression
at what point in a procedure is a mylar matrix placed?
✓ before etching
the retainer (toffelmire) is positioned from what surface?
✓ buccal
Master01 | October, 2024/2025 | Latest update
, 1 | P a g e | © copyright 2024/2025 | Grade A+
Where is the wedge inserted to position the matrix band firmly against the
gingival margin?
✓ lingual embrasure
what instruments are used to contour a matrix band?
✓ burnisher or mirror handle
a matrix band is made of what?
✓ thin flexible steel
what stabilizes the tofflemire matrix band?
✓ wooden wedge
what type of stain can chlorhexidine cause?
✓ extrinsic
most common type of temporary coverage for crown and bridge?
✓ custom provisional
why only intermittent pressure of a tooth when polishing?
Master01 | October, 2024/2025 | Latest update
, 1 | P a g e | © copyright 2024/2025 | Grade A+
✓ heat dissipates between strokes
Course, extra course, medium, fine and extrafine are different _____ of
polishing paste?
✓ grit
removal of calculus, debris, stain, and plaque from teeth
✓ oral prophylaxis
where on the tooth do you begin to use prophy cup?
✓ gingival third
what is the different between catalyst and a base?
✓ Base- 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?
✓ yes, because its tooth colored
What is a class I cavity
Master01 | October, 2024/2025 | Latest update
