RDAEF2 STATE BOARD WRITTEN
EXAM UPDATED QUESTIONS AND
CORRECT ANSWERS.
What can cause an "Open bite" - ANS constant force on anterior teeth; thumb sucking
Overbite - ANS refers to vertical relationship to anterior teeth when in central occlusion
Overjet - ANS refers to horizontal relationship between anterior teeth when in central
occlusion
What are the two main components in amalgam? - ANS Silver and Mercury
Alginate - ANS Most widely used imp material for prelim/ diagnostic cast imp. Irreversible
Hydrocolloid
What is the main difference between Macrofilled and nanofilled composites? -
ANS Nanofilled composites reduce shrinkage with polymerization
Major components of composite materials contain all of the following EXCEPT one:
resin matrix, coupling agents, fillers, bond. - ANS Bond
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED
,When cementing/ repairing ceramic restorations which tooth conditioner is used? -
ANS Hydroflouric acid
Polish pumice that is used to polish dental amalgam, tooth structure, and acrylic bases is: -
ANS Prophy paste
Margination is indicated when the contact is____ and the overhang is ____. - ANS closed,
small
Margination is done by starting____ and sweeping____. - ANS apically, diagonally
HITECH was established in part to: - ANS establish standards for breach notifications
New employees require HIPPA and HITECH training within ___ days of hire. - ANS 30 days
Lymphoma - ANS type of cancer that affects the immune system
Sternocleidomastoid muscle - ANS Muscle long thick on each side of the head controls
turning of the head horizontally and vertically
Candididiasis - ANS fungal infection also referred to as thrush; common with pt wearing
FUD/FLD, white patchy fungus can be removed by wiping away manually
Papule - ANS Solid raised lesion 1cm or less any color
Lichen - ANS an ongoing (chronic) inflammatory condition that affects mucous membranes
inside your mouth. Oral lichen planus may appear as white, lacy patches; red, swollen tissues;
or open sores. These lesions may cause burning, pain or other discomfort
Wheal - ANS raised irregular area of localized edema, itchy 24hrs
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED
, Can an unlicensed DA perform intraoral/ extraoral photography? - ANS No, unlicensed
means no xray lisence.
What percent of CE are approved for courses in leadership and team developement? -
ANS no more than 20%
Over-triturated amalgam appears: - ANS shiny, liquidated
What two elements in dental amalgam react to eliminate gamma-2 corrosion? - ANS Tin and
High Copper amalgam alloys
Amalgam is most likely to corrode from: - ANS Concentration cell corrosion factors
Microleakage can occur from: - ANS Thermal expansion
Class 1 Glass Ionomer cements can be used as : - ANS Bases and/or liners
Root caries are most commonly found in: - ANS Elderly patients
The smear layer is comprised of: - ANS thin layer of debris resulting from instrumentation
In low-copper amalgams which element is responsible for gradual expansion of amalgam
ovetime? - ANS Zinc
Example of an internal wall: - ANS Axial wall
The evaluation of gingival health does not include the factor of: - ANS Presence of
restorations
3 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED
EXAM UPDATED QUESTIONS AND
CORRECT ANSWERS.
What can cause an "Open bite" - ANS constant force on anterior teeth; thumb sucking
Overbite - ANS refers to vertical relationship to anterior teeth when in central occlusion
Overjet - ANS refers to horizontal relationship between anterior teeth when in central
occlusion
What are the two main components in amalgam? - ANS Silver and Mercury
Alginate - ANS Most widely used imp material for prelim/ diagnostic cast imp. Irreversible
Hydrocolloid
What is the main difference between Macrofilled and nanofilled composites? -
ANS Nanofilled composites reduce shrinkage with polymerization
Major components of composite materials contain all of the following EXCEPT one:
resin matrix, coupling agents, fillers, bond. - ANS Bond
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED
,When cementing/ repairing ceramic restorations which tooth conditioner is used? -
ANS Hydroflouric acid
Polish pumice that is used to polish dental amalgam, tooth structure, and acrylic bases is: -
ANS Prophy paste
Margination is indicated when the contact is____ and the overhang is ____. - ANS closed,
small
Margination is done by starting____ and sweeping____. - ANS apically, diagonally
HITECH was established in part to: - ANS establish standards for breach notifications
New employees require HIPPA and HITECH training within ___ days of hire. - ANS 30 days
Lymphoma - ANS type of cancer that affects the immune system
Sternocleidomastoid muscle - ANS Muscle long thick on each side of the head controls
turning of the head horizontally and vertically
Candididiasis - ANS fungal infection also referred to as thrush; common with pt wearing
FUD/FLD, white patchy fungus can be removed by wiping away manually
Papule - ANS Solid raised lesion 1cm or less any color
Lichen - ANS an ongoing (chronic) inflammatory condition that affects mucous membranes
inside your mouth. Oral lichen planus may appear as white, lacy patches; red, swollen tissues;
or open sores. These lesions may cause burning, pain or other discomfort
Wheal - ANS raised irregular area of localized edema, itchy 24hrs
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED
, Can an unlicensed DA perform intraoral/ extraoral photography? - ANS No, unlicensed
means no xray lisence.
What percent of CE are approved for courses in leadership and team developement? -
ANS no more than 20%
Over-triturated amalgam appears: - ANS shiny, liquidated
What two elements in dental amalgam react to eliminate gamma-2 corrosion? - ANS Tin and
High Copper amalgam alloys
Amalgam is most likely to corrode from: - ANS Concentration cell corrosion factors
Microleakage can occur from: - ANS Thermal expansion
Class 1 Glass Ionomer cements can be used as : - ANS Bases and/or liners
Root caries are most commonly found in: - ANS Elderly patients
The smear layer is comprised of: - ANS thin layer of debris resulting from instrumentation
In low-copper amalgams which element is responsible for gradual expansion of amalgam
ovetime? - ANS Zinc
Example of an internal wall: - ANS Axial wall
The evaluation of gingival health does not include the factor of: - ANS Presence of
restorations
3 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED
