PA EFDA board exam Recent
Questions and Answers with Excellent
Rationale
Q: When restoring a class II preparation, the first increment of material should
be placed in the:
Ans: Depth of proximal box
Q: Material that can be used as either cement or restorative material in a
class V lesion
Ans: Glass Ionomer
Q: When placing a composite restoration, the composite is often placed
in layers to:
Ans: Reduce the effect of polymerization shrinkage
Q: When the tooth exposed to stimulus such as caries, cavity preparation,
or trauma it lays down:
Ans: Reparative/ tertiary dentin
Q: Which type of adhesive would typically be used to temporarily cement
a provisional crown or bridge?
Ans: Zinc Oxide Eugenol
1
,Q: The material that is utilized for a pulp cap is called:
Ans: Calcium hydroxide
Q: What molars have a distal cusp?
Ans: Mandibular 1st molars
Q: Where can the cusp of Carabelli be found?
Ans: Maxillary 1st molars
Q: What should be even heights when restoring teeth?
Ans: Marginal ridges
Q: Incomplete closure of the lobes coming together
Ans: Fissure
Q: Runs from cusp tip to the central groove on the occlusal surface
Ans: Triangular ridge
Q: Convexity running from the distobuccal cusp to the mesiolingual cusp
Ans: Oblique Ridge
Q: Major depressions on both anterior and posterior teeth
Ans: Fossae
2
, Q: Which cement creates an adhesive bond to the tooth structure?
Ans: Glass Ionomer
Q: A thin layer of uncured resin remains on the surface after its cured so
new layers can bond to existing layer, what is this layer called?
Ans: Air inhibited layer
Q: Delayed expansion in amalgam materials due to moisture
contamination is eliminated by:
Ans: The removal of Zinc from the alloy
Q: Which cement posses an anticariogenic effect?
Ans: Glass Ionomer
Q: Excess mercury is brought to the surface of the amalgam when
during...
Ans: condensation/ polishing
Q: An unfilled sealant material will self adjust and a filled sealant material
will need adjusted
Ans: True
Q: A small elevation on the lingual surface of a maxillary central incisor:
3
Questions and Answers with Excellent
Rationale
Q: When restoring a class II preparation, the first increment of material should
be placed in the:
Ans: Depth of proximal box
Q: Material that can be used as either cement or restorative material in a
class V lesion
Ans: Glass Ionomer
Q: When placing a composite restoration, the composite is often placed
in layers to:
Ans: Reduce the effect of polymerization shrinkage
Q: When the tooth exposed to stimulus such as caries, cavity preparation,
or trauma it lays down:
Ans: Reparative/ tertiary dentin
Q: Which type of adhesive would typically be used to temporarily cement
a provisional crown or bridge?
Ans: Zinc Oxide Eugenol
1
,Q: The material that is utilized for a pulp cap is called:
Ans: Calcium hydroxide
Q: What molars have a distal cusp?
Ans: Mandibular 1st molars
Q: Where can the cusp of Carabelli be found?
Ans: Maxillary 1st molars
Q: What should be even heights when restoring teeth?
Ans: Marginal ridges
Q: Incomplete closure of the lobes coming together
Ans: Fissure
Q: Runs from cusp tip to the central groove on the occlusal surface
Ans: Triangular ridge
Q: Convexity running from the distobuccal cusp to the mesiolingual cusp
Ans: Oblique Ridge
Q: Major depressions on both anterior and posterior teeth
Ans: Fossae
2
, Q: Which cement creates an adhesive bond to the tooth structure?
Ans: Glass Ionomer
Q: A thin layer of uncured resin remains on the surface after its cured so
new layers can bond to existing layer, what is this layer called?
Ans: Air inhibited layer
Q: Delayed expansion in amalgam materials due to moisture
contamination is eliminated by:
Ans: The removal of Zinc from the alloy
Q: Which cement posses an anticariogenic effect?
Ans: Glass Ionomer
Q: Excess mercury is brought to the surface of the amalgam when
during...
Ans: condensation/ polishing
Q: An unfilled sealant material will self adjust and a filled sealant material
will need adjusted
Ans: True
Q: A small elevation on the lingual surface of a maxillary central incisor:
3
