EFDA FINAL EXAM 2024-2025
COMPLETE 200 QUESTIONS WITH
100% DETAILED VERIFIED AND
CORRECT ANSWERS ACTUAL
BRAND-NEW EXAM ALREADY
GRADED A+
which is the disadvantage of lights with high irradiance:
a. slow set times
b. increased risk of internal stresses of the
composite material
c. increased heat and pulpal damage
d. A and B
e. B and C - ....ANSWER...e. B and C
which of the following is FALSE when using curing
lights.
a. precise positioning of the light is important
b. the seam of the barrier cover should not cover the lens
c the curing light may safely touch the soft tissue without
burning
d eye protection is essential - ....ANSWER...c. the curing
1
,light may safely touch the soft tissue without burning
gaps in margins in composite restorations are more
common when the restoration extends into the root
structute - ....ANSWER...true
what would be the reason to access a class III preparation
from the facial - ....ANSWER...the caries is on the facial
if more composite is needed after initial curing, which
should be the procedure. - ....ANSWER...if there is no
contamination, add more composite to the previously
treated surface
the No. 12 surgical blade in a Bard-Parker handle is best
suited for which of the following? -
....ANSWER...removing interproximal overhangs
what is the main difference between the prepartion for
Class V glass ionomer restorations and composite
restorations - ....ANSWER...bevels are generous not
used for glass ionomer restorations
the use of an RMGI liner is indicated for the following
reasons EXCEPT:
2
,a. the RMGI liner bonds to dentin without opening
tubules
b. the RMGI liner provides better seal when bonding to
root structure
c. the RMGI liner helps reduce the effects of
polymerization shrinkage
d. The RMGI liner alone is a superior long term
restoration - ....ANSWER...d. The RMGI liner alone is
a superior long term restoration
artful insertion of the composite reduces the need to
develop occlusal anatomy with rotary instruments. it also
eliminated the need for polishing. -
....ANSWER...the first statement is true and the
second is false.
I'm Class I and Class II restorations , occlusal bevels are
not indicated due to potential of fracture -
....ANSWER...true
what are the functions of a bitine ring used with sectional
matrix
a. it aids in the stabilization of the band b
it provides additional tooth separation
3
, c. it provides primary contour for the band
d. A and B
e. A, B and C - ....ANSWER...d. A and B
the text recommends which of the following techniques
for a placement of composite material on CL II
restorations - ....ANSWER...an oblique incremental
technique
dual cured composites are useful in large restorations.
care must be taken with using compatible adhesives -
....ANSWER...true
which of the following pulp exposures has a least favorable
prognosis for direct pulp capping success?
a. the tooth has been asymptomatic
b. there is still curious dentin present around the
exposure
c. a runner dam is in place with no saliva
contamination
d. the exposure is small - ....ANSWER...b. there is
still carious dentin present around the exposure
4
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