1|Page
PA EFDA Board Exam 2025-26| Key
Questions With Correct Answers
height of contour on the facial surface of a posterior tooth is-correct-answer-at
the Cervical third
Slow flow or movement of amalgam-correct-answer-Creep
Carious lesions located on the proximal surfaces of molars and premolars-correct-
answer-class II
Carious lesions located on the proximal surfaces of central and lateral incisors-
correct-answer-class III
Cavosurface margins should be check with-correct-answer-an explorer
A wedge is used for what class of amalgam restoration?-correct-answer-class II
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Where should you begin restoring a class II prep?-correct-answer-along the
gingival floor
walls of a class II cavity prep-correct-answer-mesial, distal, buccal, lingual, axial,
gingival
The addition of which metal to the dental alloy will reduce gamma phase?-
correct-answer-Copper
When placing a tofflemire retainer you place the wedge from what surface?-
correct-answer-the lingual
2 metals in gammaphase-correct-answer-Mercury and Tin
An auto matrix is used for what class restoration?-correct-answer-class II
The walls for a class II prep included the axial wall and the gingival floor which-
correct-answer-is adjacent to the gingvial tissues
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In a class II amalgam retentive grooves/points can be found in the _________
point angles-correct-answer-axiogingivalproximal
The diagonal slot of the tofflemire should be placed toward the what for easy
removal?-correct-answer-the gingival
5 metals in amalgam-correct-answer-Silver,Copper, Mercury,Tin and Zinc
The best way to prevent overhang is?-correct-answer-proper band and wedge
placement
Marginal ridges should be carved ____ higher than the proximal teeth-correct-
answer-1mm
Copalite is an example of a what?-correct-answer-A Base
PA EFDA Board Exam 2025-26| Key
Questions With Correct Answers
height of contour on the facial surface of a posterior tooth is-correct-answer-at
the Cervical third
Slow flow or movement of amalgam-correct-answer-Creep
Carious lesions located on the proximal surfaces of molars and premolars-correct-
answer-class II
Carious lesions located on the proximal surfaces of central and lateral incisors-
correct-answer-class III
Cavosurface margins should be check with-correct-answer-an explorer
A wedge is used for what class of amalgam restoration?-correct-answer-class II
,2|Page
Where should you begin restoring a class II prep?-correct-answer-along the
gingival floor
walls of a class II cavity prep-correct-answer-mesial, distal, buccal, lingual, axial,
gingival
The addition of which metal to the dental alloy will reduce gamma phase?-
correct-answer-Copper
When placing a tofflemire retainer you place the wedge from what surface?-
correct-answer-the lingual
2 metals in gammaphase-correct-answer-Mercury and Tin
An auto matrix is used for what class restoration?-correct-answer-class II
The walls for a class II prep included the axial wall and the gingival floor which-
correct-answer-is adjacent to the gingvial tissues
, 3|Page
In a class II amalgam retentive grooves/points can be found in the _________
point angles-correct-answer-axiogingivalproximal
The diagonal slot of the tofflemire should be placed toward the what for easy
removal?-correct-answer-the gingival
5 metals in amalgam-correct-answer-Silver,Copper, Mercury,Tin and Zinc
The best way to prevent overhang is?-correct-answer-proper band and wedge
placement
Marginal ridges should be carved ____ higher than the proximal teeth-correct-
answer-1mm
Copalite is an example of a what?-correct-answer-A Base
