ABPD ORAL BOARDS EXAM
QUESTIONS WITH
CORRECTANSWERS
What is the probability that natal teeth are actually normal primary teeth? - Correct
Answers -Over 90%! Less than 10% are supernumaries.
Where do natal teeth most often occur in the mouth? - Correct Answers -Most in
mandibular anterior region. Over 50% occur in pairs.
What is the risk of topical anesthetics in infants? - Correct Answers -
Methemoglobinemia
What is the possible etiology of natal teeth? - Correct Answers -Superficial position of
tooth bud, endocrine disorder, infection, Cleft lip and palate, Hallerman-Streiff syndrome
List 4 risk factors that increase caries risk. - Correct Answers -1. Primary caregiver has
active caries
2. Low SES or recent immigrant
3. Over 3 snacks of high carbs or drinks
4. SHCN
What are CLINICAL risk factors that increase caries risk? - Correct Answers -White spot
lesions, enamel defects, visible cavities, existing restorations, significant plaque
accumulation.
What are contraindications to SDF? - Correct Answers -Symptomatic teeth, necrotic
teeth, silver allergy, desquamative gingivitis or mucositis
What's the MOA of SDF? - Correct Answers -Silver ions are bactericidal and inhibit
biofilm formation, fluoride promotes remineralization
What should be asked in med hx of pt with cardiac disease? - Correct Answers -1.
Description and name of condition
2. Previous treatment
3. Cardiologist to send consult to
4. Medications and frequency
5. Limitations and morbidity
,What cardiac conditions require antibiotic prophylaxis? - Correct Answers -1. Prosthetic
valves
2 Cyanotic heart disease
3. Surgical stents and conduits
4. Valve dysfunction
5. Cardiomyopathy
6. Mitral valve prolapse with regurgitation
Oral findings in Down Syndrome - Correct Answers -1. Mouth breathers
2. Relative mandibular prognathism with small maxilla
3. Small conical teeth
4. Retained primary teeth
5. Large, protruding tongues
6. Precocious periodontal disease
3 categories of info for caries risk assessment per AAPD - Correct Answers -1.
Biological factors
2. Protective factors
3. Clinical findings
How long does the setting reaction for a Glass Ionomer Cement Restoration occur
over? - Correct Answers -24 hours
Should the cavosurface margin of a class II prep in a primary molar be beveled? If so by
how much? - Correct Answers -No bevel
What is the AAPD rec for radiographs in the transitional dentition? - Correct Answers -
posterior bitewings and a pano OR select PAs
What are the indications for a rein restoration? - Correct Answers -1. Small pit and
fissure caries
2. Interproximal caries in primary teeth not extending past line angle
3. Interproximal caries in permanent teeth that extend 1/3 to 1/2 the buccolingual width
of tooth
4. Strip crowns
Contraindications to resin restorations - Correct Answers -1. Poor isolation
2. Large Multisurface restorations in posterior permanent dentition
3. High risk patients with multiple caries lesions, demin, and poor oral hygiene and poor
maintenance of restortions
How should you etch primary teeth? - Correct Answers -15 to 20 seconds
Should a class II resin be light cured again after polishing? - Correct Answers -Yes
,What are the properties of RMGI restorations? - Correct Answers -1. Chemically bond
to enamel and dentin
2. Release fluoride
3. Good esthetics
4. Less moisture-sensitive than resin
What are the indications for a Class V RMGI? - Correct Answers -1. Difficulty with
isolation
2. Poor behavior
3. Moderate caries risk (due to FL release)
What are the indications for Interim therapeutic retorations? - Correct Answers -1.
Uncooperative patients
2. Patients with special needs
3. Interim for caries control when other materials can't be used
How should a RMGI restoration be finished? - Correct Answers -Place an unfilled resin
adhesive over final restorations, final finishing with handpiece may not always be
indicated if steps followed properly (but can do finishing bur slowly over surface)
What should you consider in ortho eval of primary dentition? - Correct Answers -1.
Anomalies of tooth number and size
2. Any crossbites
3. Presence of oral habits along with dental and skeletal consequences
What caries risk is a patient that has visible radiographic enamel caries? - Correct
Answers -High caries risk
What radiographs should be taken in primary dentition with closed posterior contacts? -
Correct Answers -Should be individualized per patient- but likely select PAs and
posterior bitewings
What does tell-show-do mean? - Correct Answers -explain, demonstrate, then complete
the step
What is the concentration of fluoride ion in 5% NaF varnish? - Correct Answers -2.26%
fluoride ion (22,500 ppm = 22.5mg/mL = 2.26%)
Is local anesthesia always needed for Class V restorations? - Correct Answers -Not
always for smaller restorations but YES if using rubber dam for soft tissue comfort)
What should you ask if a patient has a history of a heart murmur? - Correct Answers -1.
What is the current heart murmur status?
2. Any follow ups?
3. Did they ever see a cardiologist?
4. Any need for echo or chest films?
, 5. Symptoms?
6. Medications?
7. SBE ever needed in the past?
8. Any activity restrictions?
What radiographs are indicated for a patient with a traumatized permanent incisor? -
Correct Answers -Take 2 PAs of traumatize area with different angles to minimize
diagnostic errors.
When is the final restoration recommended for an uncomplicated crown fracture? -
Correct Answers -6-8 weeks
What treatment is indicated for a middle third root fracture after trauma to a central
incisor? - Correct Answers -Splint for 6-8 weeks OR until mobility is reduced
What are the indication for crowns instead of composite in anterior teeth in children? -
Correct Answers -1. Severity of caries
2. Extension of caries
3. High caries risk
4. pulp-treated teeth
5. poor patient compliance
6. developmental defects
7. restore and protect teeth with extensive surface loss (abrasion or erosion)
8. extensive caries treated under GA
List the different types of crowns for children. - Correct Answers -Strip, SSC, open-faced
SSCs, pre-veneered SSCs, polycarbonate, Zirconia
Why is a hole placed in the incisal edge of a strip crown prior to placement? - Correct
Answers -To vent the resin and prevent air voids
What are the indications for full coverage restorations on anterior teeth? - Correct
Answers -1. Multisurface lesions (due to caries or trauma)
2. Involvement of incisal edge
3. Extensive cervical decal
4. Pulp therapy
5. Minor caries but very poor OH
6. Poor isolation
What type of cement is BioCem and what are its properties? - Correct Answers -Bio-
active cement that can be used for Zircs. It forms hydroxyapatite to integrate into tooth
structure and releases phosphate, calcium, and fluoride ions. It is a dual-cured RMGI
cement.
List 3 differences between Zircs and SSCs - Correct Answers -1. Passive fit
2. Inability to crimp
QUESTIONS WITH
CORRECTANSWERS
What is the probability that natal teeth are actually normal primary teeth? - Correct
Answers -Over 90%! Less than 10% are supernumaries.
Where do natal teeth most often occur in the mouth? - Correct Answers -Most in
mandibular anterior region. Over 50% occur in pairs.
What is the risk of topical anesthetics in infants? - Correct Answers -
Methemoglobinemia
What is the possible etiology of natal teeth? - Correct Answers -Superficial position of
tooth bud, endocrine disorder, infection, Cleft lip and palate, Hallerman-Streiff syndrome
List 4 risk factors that increase caries risk. - Correct Answers -1. Primary caregiver has
active caries
2. Low SES or recent immigrant
3. Over 3 snacks of high carbs or drinks
4. SHCN
What are CLINICAL risk factors that increase caries risk? - Correct Answers -White spot
lesions, enamel defects, visible cavities, existing restorations, significant plaque
accumulation.
What are contraindications to SDF? - Correct Answers -Symptomatic teeth, necrotic
teeth, silver allergy, desquamative gingivitis or mucositis
What's the MOA of SDF? - Correct Answers -Silver ions are bactericidal and inhibit
biofilm formation, fluoride promotes remineralization
What should be asked in med hx of pt with cardiac disease? - Correct Answers -1.
Description and name of condition
2. Previous treatment
3. Cardiologist to send consult to
4. Medications and frequency
5. Limitations and morbidity
,What cardiac conditions require antibiotic prophylaxis? - Correct Answers -1. Prosthetic
valves
2 Cyanotic heart disease
3. Surgical stents and conduits
4. Valve dysfunction
5. Cardiomyopathy
6. Mitral valve prolapse with regurgitation
Oral findings in Down Syndrome - Correct Answers -1. Mouth breathers
2. Relative mandibular prognathism with small maxilla
3. Small conical teeth
4. Retained primary teeth
5. Large, protruding tongues
6. Precocious periodontal disease
3 categories of info for caries risk assessment per AAPD - Correct Answers -1.
Biological factors
2. Protective factors
3. Clinical findings
How long does the setting reaction for a Glass Ionomer Cement Restoration occur
over? - Correct Answers -24 hours
Should the cavosurface margin of a class II prep in a primary molar be beveled? If so by
how much? - Correct Answers -No bevel
What is the AAPD rec for radiographs in the transitional dentition? - Correct Answers -
posterior bitewings and a pano OR select PAs
What are the indications for a rein restoration? - Correct Answers -1. Small pit and
fissure caries
2. Interproximal caries in primary teeth not extending past line angle
3. Interproximal caries in permanent teeth that extend 1/3 to 1/2 the buccolingual width
of tooth
4. Strip crowns
Contraindications to resin restorations - Correct Answers -1. Poor isolation
2. Large Multisurface restorations in posterior permanent dentition
3. High risk patients with multiple caries lesions, demin, and poor oral hygiene and poor
maintenance of restortions
How should you etch primary teeth? - Correct Answers -15 to 20 seconds
Should a class II resin be light cured again after polishing? - Correct Answers -Yes
,What are the properties of RMGI restorations? - Correct Answers -1. Chemically bond
to enamel and dentin
2. Release fluoride
3. Good esthetics
4. Less moisture-sensitive than resin
What are the indications for a Class V RMGI? - Correct Answers -1. Difficulty with
isolation
2. Poor behavior
3. Moderate caries risk (due to FL release)
What are the indications for Interim therapeutic retorations? - Correct Answers -1.
Uncooperative patients
2. Patients with special needs
3. Interim for caries control when other materials can't be used
How should a RMGI restoration be finished? - Correct Answers -Place an unfilled resin
adhesive over final restorations, final finishing with handpiece may not always be
indicated if steps followed properly (but can do finishing bur slowly over surface)
What should you consider in ortho eval of primary dentition? - Correct Answers -1.
Anomalies of tooth number and size
2. Any crossbites
3. Presence of oral habits along with dental and skeletal consequences
What caries risk is a patient that has visible radiographic enamel caries? - Correct
Answers -High caries risk
What radiographs should be taken in primary dentition with closed posterior contacts? -
Correct Answers -Should be individualized per patient- but likely select PAs and
posterior bitewings
What does tell-show-do mean? - Correct Answers -explain, demonstrate, then complete
the step
What is the concentration of fluoride ion in 5% NaF varnish? - Correct Answers -2.26%
fluoride ion (22,500 ppm = 22.5mg/mL = 2.26%)
Is local anesthesia always needed for Class V restorations? - Correct Answers -Not
always for smaller restorations but YES if using rubber dam for soft tissue comfort)
What should you ask if a patient has a history of a heart murmur? - Correct Answers -1.
What is the current heart murmur status?
2. Any follow ups?
3. Did they ever see a cardiologist?
4. Any need for echo or chest films?
, 5. Symptoms?
6. Medications?
7. SBE ever needed in the past?
8. Any activity restrictions?
What radiographs are indicated for a patient with a traumatized permanent incisor? -
Correct Answers -Take 2 PAs of traumatize area with different angles to minimize
diagnostic errors.
When is the final restoration recommended for an uncomplicated crown fracture? -
Correct Answers -6-8 weeks
What treatment is indicated for a middle third root fracture after trauma to a central
incisor? - Correct Answers -Splint for 6-8 weeks OR until mobility is reduced
What are the indication for crowns instead of composite in anterior teeth in children? -
Correct Answers -1. Severity of caries
2. Extension of caries
3. High caries risk
4. pulp-treated teeth
5. poor patient compliance
6. developmental defects
7. restore and protect teeth with extensive surface loss (abrasion or erosion)
8. extensive caries treated under GA
List the different types of crowns for children. - Correct Answers -Strip, SSC, open-faced
SSCs, pre-veneered SSCs, polycarbonate, Zirconia
Why is a hole placed in the incisal edge of a strip crown prior to placement? - Correct
Answers -To vent the resin and prevent air voids
What are the indications for full coverage restorations on anterior teeth? - Correct
Answers -1. Multisurface lesions (due to caries or trauma)
2. Involvement of incisal edge
3. Extensive cervical decal
4. Pulp therapy
5. Minor caries but very poor OH
6. Poor isolation
What type of cement is BioCem and what are its properties? - Correct Answers -Bio-
active cement that can be used for Zircs. It forms hydroxyapatite to integrate into tooth
structure and releases phosphate, calcium, and fluoride ions. It is a dual-cured RMGI
cement.
List 3 differences between Zircs and SSCs - Correct Answers -1. Passive fit
2. Inability to crimp
