NDAEB Practice Exam Questions and
Answers (Latest Update 2025) Verified
Answers
Who was the first woman to graduate from a recognized
dental college? - Correct Answers ✅Lucy B. Hobbs-Taylor
What are the conditions that would indicate the need for
restorative dentistry? - Correct Answers ✅- initial or
recurring decay
- replacement or failed restorations
- abrasion or wearing away of tooth structure
True or False: Aesthetic dentistry is primarily devoted to
improving the appearance of teeth; specific conditions that
indicate a need for aesthetic treatment include the
replacement of a partial denture. - Correct Answers ✅False
The process of removing unhealthy tooth structure while
leaving a limited amount of healthy structure for the tooth to
maintain a restoration is known as cavity preparation. This
process involves which of the following steps? - Correct
Answers ✅- initial preparation
- outline, resistance, retention, convenience form
- final preparation
Responsibilities of the dental assistant in the restorative
process can include performing expanded function and
maintaining patient control. - Correct Answers ✅True
,NDAEB Practice Exam Questions and
Answers (Latest Update 2025) Verified
Answers
Class II restorations are found on the.... - Correct Answers
✅Posterior teeth
The usual material of choice for class III and Class IV
restorations is ... - Correct Answers ✅Composite Resin
The Class V restoration is classified as a smooth surface filling
and can be found on the... - Correct Answers ✅- incisors
- canines
- premolars
When are retention pins used as a part of the direct
restorative process? - Correct Answers ✅- when decay has
extended beyond the normal size and shape of the cavity
preparation
- when a stronger system for retaining and supporting the
restoration is needed
- when one or more cusps of the tooth is missing
A veneer is a thin layer of tooth-coloured material that is
placed on the facial surface of a prepared tooth and is used
for: - Correct Answers ✅- improving appearance of teeth
that are abraded, eroded or discoloured
- closing a diastema
,NDAEB Practice Exam Questions and
Answers (Latest Update 2025) Verified
Answers
- improving alignment of teeth
When is tooth whitening or vital bleaching not indicated for a
dental patient? - Correct Answers ✅when the patient
presents with severe tetracycline and fluorosis stains
A matrix must be used to create a temporary wall for which
of the following classifications of tooth restoration? - Correct
Answers ✅Class II, III, and V
The most common matrix system used for class II posterior
restorations is the... - Correct Answers ✅tofflemire retainer
and matrix band
The universal/Tofflemire retainer holds the matrix band
snugly in position and is most often positioned... - Correct
Answers ✅on the buccal surface of the tooth being restored
The class II restoration requires a matrix band to act as an
artificial wall that must make proper contact with the
adjacent tooth; this is accomplished by... - Correct Answers
✅- using a wedge
- contouring the centre of the matrix band in the proximal
contact area
- the dentists design of the inter proximal cavity preparation
, NDAEB Practice Exam Questions and
Answers (Latest Update 2025) Verified
Answers
The matrix is used for anterior CR or GI restorations... -
Correct Answers ✅Clear Plastic
Coronal Polishing is a technique used: - Correct Answers
✅- to remove plaque and stains from coronal surfaces of the
teeth
- before placement of dental sealants and orthodontic bands
- before placement of the dental dam and before acid etching
Patients at high risk for caries or with areas of thin
demineralized enamel are contraindications for coronal
polishing - Correct Answers ✅True
Coronal polishing is the complete removal of calculus, debris,
stains and plaque from the teeth - Correct Answers ✅False
Exogenous stains are caused by an environmental source and
are classified into subdivisions, including which of the
following: - Correct Answers ✅- Intrinsic stains
- Extrinsic stains
Extrinsic stains can be removed from the teeth by: - Correct
Answers ✅- air-powder polishing
Answers (Latest Update 2025) Verified
Answers
Who was the first woman to graduate from a recognized
dental college? - Correct Answers ✅Lucy B. Hobbs-Taylor
What are the conditions that would indicate the need for
restorative dentistry? - Correct Answers ✅- initial or
recurring decay
- replacement or failed restorations
- abrasion or wearing away of tooth structure
True or False: Aesthetic dentistry is primarily devoted to
improving the appearance of teeth; specific conditions that
indicate a need for aesthetic treatment include the
replacement of a partial denture. - Correct Answers ✅False
The process of removing unhealthy tooth structure while
leaving a limited amount of healthy structure for the tooth to
maintain a restoration is known as cavity preparation. This
process involves which of the following steps? - Correct
Answers ✅- initial preparation
- outline, resistance, retention, convenience form
- final preparation
Responsibilities of the dental assistant in the restorative
process can include performing expanded function and
maintaining patient control. - Correct Answers ✅True
,NDAEB Practice Exam Questions and
Answers (Latest Update 2025) Verified
Answers
Class II restorations are found on the.... - Correct Answers
✅Posterior teeth
The usual material of choice for class III and Class IV
restorations is ... - Correct Answers ✅Composite Resin
The Class V restoration is classified as a smooth surface filling
and can be found on the... - Correct Answers ✅- incisors
- canines
- premolars
When are retention pins used as a part of the direct
restorative process? - Correct Answers ✅- when decay has
extended beyond the normal size and shape of the cavity
preparation
- when a stronger system for retaining and supporting the
restoration is needed
- when one or more cusps of the tooth is missing
A veneer is a thin layer of tooth-coloured material that is
placed on the facial surface of a prepared tooth and is used
for: - Correct Answers ✅- improving appearance of teeth
that are abraded, eroded or discoloured
- closing a diastema
,NDAEB Practice Exam Questions and
Answers (Latest Update 2025) Verified
Answers
- improving alignment of teeth
When is tooth whitening or vital bleaching not indicated for a
dental patient? - Correct Answers ✅when the patient
presents with severe tetracycline and fluorosis stains
A matrix must be used to create a temporary wall for which
of the following classifications of tooth restoration? - Correct
Answers ✅Class II, III, and V
The most common matrix system used for class II posterior
restorations is the... - Correct Answers ✅tofflemire retainer
and matrix band
The universal/Tofflemire retainer holds the matrix band
snugly in position and is most often positioned... - Correct
Answers ✅on the buccal surface of the tooth being restored
The class II restoration requires a matrix band to act as an
artificial wall that must make proper contact with the
adjacent tooth; this is accomplished by... - Correct Answers
✅- using a wedge
- contouring the centre of the matrix band in the proximal
contact area
- the dentists design of the inter proximal cavity preparation
, NDAEB Practice Exam Questions and
Answers (Latest Update 2025) Verified
Answers
The matrix is used for anterior CR or GI restorations... -
Correct Answers ✅Clear Plastic
Coronal Polishing is a technique used: - Correct Answers
✅- to remove plaque and stains from coronal surfaces of the
teeth
- before placement of dental sealants and orthodontic bands
- before placement of the dental dam and before acid etching
Patients at high risk for caries or with areas of thin
demineralized enamel are contraindications for coronal
polishing - Correct Answers ✅True
Coronal polishing is the complete removal of calculus, debris,
stains and plaque from the teeth - Correct Answers ✅False
Exogenous stains are caused by an environmental source and
are classified into subdivisions, including which of the
following: - Correct Answers ✅- Intrinsic stains
- Extrinsic stains
Extrinsic stains can be removed from the teeth by: - Correct
Answers ✅- air-powder polishing
