AAPD QE Board EXAM QUESTIONS AND CORRECT ANSWERS| ACCURATE REAL EXAM
WITH FREQUENTLY TESTED QUESTIONS |ALREADY A GRADED|GUARANTEED
PASS|LATEST UPDATE 2025.
What layer do neural crest cells develop from? - (ANSWER)Ectoderm
At what embryonic age does the dental lamina begin to develop? - (ANSWER)6 weeks
What are the three components of the tooth bud? - (ANSWER)Enamel Organ
Dental papilla
Dental sac
What are the three morphologic stages of a developing tooth bud? - (ANSWER)Bud stage
Cap stage
Bell stage
During the bell stage invagination of the epithelium occurs, which layer is essential for enamel
production? - (ANSWER)Stratum intermedium
Which cells does the stellate reticulum support and protect? - (ANSWER)Ameloblasts
What do remnants of Hertwig's epithelial root sheath persist as? - (ANSWER)Rests of Malassez
What is the origin of the dental papilla? - (ANSWER)Neural crest cells
What does the dental papilla differentiate in to? - (ANSWER)Dentin and primordium of pulp
What are enamel pearls? - (ANSWER)Cells of epithelial root sheath that remain attached to dentin.
Differentiate into ameloblasts and produce enamel
What are the 7 steps (in order) of histophyisological differentiation of a tooth bud? - (ANSWER)Initiation
,AAPD QE Board EXAM QUESTIONS AND CORRECT ANSWERS| ACCURATE REAL EXAM
WITH FREQUENTLY TESTED QUESTIONS |ALREADY A GRADED|GUARANTEED
PASS|LATEST UPDATE 2025.
Proliferation
Histodifferentiation
Morphodifferentiation
Apposition
Mineralization
Maturation
During which stage of tooth development may problems that lead to anomalies of tooth number occur?
- (ANSWER)Initiation
Which three stages of tooth development encompasses the bud, cap, early bell and late bell? -
(ANSWER)Proliferation
Histodifferentiation
Morphodifferentiation
Disruptions of proliferation may result in what type of tooth anomalies? (4) - (ANSWER)Size
Proportion
Numbers
Twinning
Which stage of tooth development may lead to anomalies of the enamel, dentin, and cementum? -
(ANSWER)Morphodifferentiation
What is the incidence of hyperdontia? Males vs females? - (ANSWER)0.3 - 3%
Males 2:1 females
,AAPD QE Board EXAM QUESTIONS AND CORRECT ANSWERS| ACCURATE REAL EXAM
WITH FREQUENTLY TESTED QUESTIONS |ALREADY A GRADED|GUARANTEED
PASS|LATEST UPDATE 2025.
Is hyperdontia more common in maxilla or mandible? More common in primary teeth or permanent
teeth? - (ANSWER)Maxilla 90%
Permanent dentition 5x more common that primary
Which permanent teeth are most frequently missing? List in order from most to least common -
(ANSWER)Third molars
Mandibular second pre molars
Maxillary lateral incisors
Maxillary second pre molars
Name 9 syndromes that may be associated with supernumerary teeth - (ANSWER)Apert
Cleidocranial dysplasia
Gardner syndrome
Crouzon syndrome
Sturge Weber syndrome
Orofacialdigital Syndrome I
Hallermann-Strieff Syndrome - A
Cleft lip and palate
Down syndrome
Which syndrome is associated with shovel shaped incisors?
A. Sturge Weber Syndrome
B. Cleidocranial dysplasia
C. Apert syndrome
D. Hallermann Strieff Syndrome-A - (ANSWER)C. Apert Syndrome
, AAPD QE Board EXAM QUESTIONS AND CORRECT ANSWERS| ACCURATE REAL EXAM
WITH FREQUENTLY TESTED QUESTIONS |ALREADY A GRADED|GUARANTEED
PASS|LATEST UPDATE 2025.
Narrow high palate
Cleft of soft palate
Delayed or ectopic eruption
Shovel shaped incisors
Hypoplastic midface
Which syndrome is associated with osteomas of the jaw?
A. Orofiaciodigital Syndrome I
B. Apert Syndrome
C. Crouzon Syndrome
D. Gardner Syndrome - (ANSWER)D. Gardner Syndrome
Delayed eruption
Supernum teeth
Osteomas of the jaw
Agensis of third molars is associated with agenesis of which permanent tooth? - (ANSWER)Maxillary
lateral - either one or both
What is the inheritance pattern for non syndromic hypodontia? - (ANSWER)Autosomal dominant
Which teeth (from most to least) commonly present as microdontia? - (ANSWER)Lateral incisors
Second pre molars
Third molars
WITH FREQUENTLY TESTED QUESTIONS |ALREADY A GRADED|GUARANTEED
PASS|LATEST UPDATE 2025.
What layer do neural crest cells develop from? - (ANSWER)Ectoderm
At what embryonic age does the dental lamina begin to develop? - (ANSWER)6 weeks
What are the three components of the tooth bud? - (ANSWER)Enamel Organ
Dental papilla
Dental sac
What are the three morphologic stages of a developing tooth bud? - (ANSWER)Bud stage
Cap stage
Bell stage
During the bell stage invagination of the epithelium occurs, which layer is essential for enamel
production? - (ANSWER)Stratum intermedium
Which cells does the stellate reticulum support and protect? - (ANSWER)Ameloblasts
What do remnants of Hertwig's epithelial root sheath persist as? - (ANSWER)Rests of Malassez
What is the origin of the dental papilla? - (ANSWER)Neural crest cells
What does the dental papilla differentiate in to? - (ANSWER)Dentin and primordium of pulp
What are enamel pearls? - (ANSWER)Cells of epithelial root sheath that remain attached to dentin.
Differentiate into ameloblasts and produce enamel
What are the 7 steps (in order) of histophyisological differentiation of a tooth bud? - (ANSWER)Initiation
,AAPD QE Board EXAM QUESTIONS AND CORRECT ANSWERS| ACCURATE REAL EXAM
WITH FREQUENTLY TESTED QUESTIONS |ALREADY A GRADED|GUARANTEED
PASS|LATEST UPDATE 2025.
Proliferation
Histodifferentiation
Morphodifferentiation
Apposition
Mineralization
Maturation
During which stage of tooth development may problems that lead to anomalies of tooth number occur?
- (ANSWER)Initiation
Which three stages of tooth development encompasses the bud, cap, early bell and late bell? -
(ANSWER)Proliferation
Histodifferentiation
Morphodifferentiation
Disruptions of proliferation may result in what type of tooth anomalies? (4) - (ANSWER)Size
Proportion
Numbers
Twinning
Which stage of tooth development may lead to anomalies of the enamel, dentin, and cementum? -
(ANSWER)Morphodifferentiation
What is the incidence of hyperdontia? Males vs females? - (ANSWER)0.3 - 3%
Males 2:1 females
,AAPD QE Board EXAM QUESTIONS AND CORRECT ANSWERS| ACCURATE REAL EXAM
WITH FREQUENTLY TESTED QUESTIONS |ALREADY A GRADED|GUARANTEED
PASS|LATEST UPDATE 2025.
Is hyperdontia more common in maxilla or mandible? More common in primary teeth or permanent
teeth? - (ANSWER)Maxilla 90%
Permanent dentition 5x more common that primary
Which permanent teeth are most frequently missing? List in order from most to least common -
(ANSWER)Third molars
Mandibular second pre molars
Maxillary lateral incisors
Maxillary second pre molars
Name 9 syndromes that may be associated with supernumerary teeth - (ANSWER)Apert
Cleidocranial dysplasia
Gardner syndrome
Crouzon syndrome
Sturge Weber syndrome
Orofacialdigital Syndrome I
Hallermann-Strieff Syndrome - A
Cleft lip and palate
Down syndrome
Which syndrome is associated with shovel shaped incisors?
A. Sturge Weber Syndrome
B. Cleidocranial dysplasia
C. Apert syndrome
D. Hallermann Strieff Syndrome-A - (ANSWER)C. Apert Syndrome
, AAPD QE Board EXAM QUESTIONS AND CORRECT ANSWERS| ACCURATE REAL EXAM
WITH FREQUENTLY TESTED QUESTIONS |ALREADY A GRADED|GUARANTEED
PASS|LATEST UPDATE 2025.
Narrow high palate
Cleft of soft palate
Delayed or ectopic eruption
Shovel shaped incisors
Hypoplastic midface
Which syndrome is associated with osteomas of the jaw?
A. Orofiaciodigital Syndrome I
B. Apert Syndrome
C. Crouzon Syndrome
D. Gardner Syndrome - (ANSWER)D. Gardner Syndrome
Delayed eruption
Supernum teeth
Osteomas of the jaw
Agensis of third molars is associated with agenesis of which permanent tooth? - (ANSWER)Maxillary
lateral - either one or both
What is the inheritance pattern for non syndromic hypodontia? - (ANSWER)Autosomal dominant
Which teeth (from most to least) commonly present as microdontia? - (ANSWER)Lateral incisors
Second pre molars
Third molars
