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PA EFDA BOARD TEST EXAM 2025/2026 NEWEST ACTUAL
EXAM WITH COMPLETE QUESTIONS AND VERIFIED
ANSWERS |ALREADY GRADED A+|
The band should be extended _________ gingival to the gingival
margin of the cavity. - ANSWERS-0.5mm to 1.5mm
Class I molar relationship - ANSWERS-mesiobuccal cusp of the
maxillary first molar is positioned in the buccal groove of the first
molar
A wedge is used to - ANSWERS-Prevent overhang/ to adapt the
band to the cervical region of the tooth
Class II molar relationship - ANSWERS-buccal groove of the
mandibular first permanent molar is distal to the mesiobuccal
cusp of the maxillary first permanent molar by at least the width of
a premolar
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Overjet - ANSWERS-Horizontal projection of upper teeth over the
lower.
Overbite - ANSWERS-Increased vertical overlap of the maxillary
incisors
Sealants are indicated for which areas? - ANSWERS-deep pits
and fissures
Type of material that bonds directly to the tooth? - ANSWERS-
Glass Ionomer
Why were sealants created? - ANSWERS-to provide a physical
layer over occlusal fissures to prevent plaque, bacteria, and food
debris from collecting in the grooves.
Most sealant material is made of what? - ANSWERS-BIS-GMA
for strength
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If saliva contaminates the tooth during the placement of a sealant,
one should: - ANSWERS-re-etch the tooth for 10 seconds.
Products containing BIS-GMA do not release? - ANSWERS-
Levels of BPA (plastic)
Acid etch technique - ANSWERS-the enamel is treated with
phosphoric acid about 37% to produce micro-porosities for the
resin to flow into
-helps form a mechanical bond between resin and enamel-
reduces microleakage
Reasons for sealant failure - ANSWERS-Poor isolation, patient
cooperation, tooth eruption status, residual etchant, inadequate
curing
The permanent mandibular second molar differs from the
permanent mandibular first molar by number of? - ANSWERS-
cusps
PA EFDA BOARD TEST EXAM 2025/2026 NEWEST ACTUAL
EXAM WITH COMPLETE QUESTIONS AND VERIFIED
ANSWERS |ALREADY GRADED A+|
The band should be extended _________ gingival to the gingival
margin of the cavity. - ANSWERS-0.5mm to 1.5mm
Class I molar relationship - ANSWERS-mesiobuccal cusp of the
maxillary first molar is positioned in the buccal groove of the first
molar
A wedge is used to - ANSWERS-Prevent overhang/ to adapt the
band to the cervical region of the tooth
Class II molar relationship - ANSWERS-buccal groove of the
mandibular first permanent molar is distal to the mesiobuccal
cusp of the maxillary first permanent molar by at least the width of
a premolar
, Page |2
Overjet - ANSWERS-Horizontal projection of upper teeth over the
lower.
Overbite - ANSWERS-Increased vertical overlap of the maxillary
incisors
Sealants are indicated for which areas? - ANSWERS-deep pits
and fissures
Type of material that bonds directly to the tooth? - ANSWERS-
Glass Ionomer
Why were sealants created? - ANSWERS-to provide a physical
layer over occlusal fissures to prevent plaque, bacteria, and food
debris from collecting in the grooves.
Most sealant material is made of what? - ANSWERS-BIS-GMA
for strength
, Page |3
If saliva contaminates the tooth during the placement of a sealant,
one should: - ANSWERS-re-etch the tooth for 10 seconds.
Products containing BIS-GMA do not release? - ANSWERS-
Levels of BPA (plastic)
Acid etch technique - ANSWERS-the enamel is treated with
phosphoric acid about 37% to produce micro-porosities for the
resin to flow into
-helps form a mechanical bond between resin and enamel-
reduces microleakage
Reasons for sealant failure - ANSWERS-Poor isolation, patient
cooperation, tooth eruption status, residual etchant, inadequate
curing
The permanent mandibular second molar differs from the
permanent mandibular first molar by number of? - ANSWERS-
cusps
