AAPD QE Board Exam Questions With 100% Complete Solutions

AAPD QE Board Exam Questions With 100%
Complete Solutions

What |layer |do |neural |crest |cells |develop |from? |- |CORRECT |ANSWER✔✔-Ectoderm



At |what |embryonic |age |does |the |dental |lamina |begin |to |develop? |- |CORRECT |ANSWER✔✔-6 |
weeks



What |are |the |three |components |of |the |tooth |bud? |- |CORRECT |ANSWER✔✔-Enamel |Organ |

Dental |papilla

Dental |sac



What |are |the |three |morphologic |stages |of |a |developing |tooth |bud? |- |CORRECT |ANSWER✔✔-
Bud |stage

Cap |stage

Bell |stage



During |the |bell |stage |invagination |of |the |epithelium |occurs, |which |layer |is |essential |for |enamel
|production? |- |CORRECT |ANSWER✔✔-Stratum |intermedium




Which |cells |does |the |stellate |reticulum |support |and |protect? |- |CORRECT |ANSWER✔✔-
Ameloblasts



What |do |remnants |of |Hertwig's |epithelial |root |sheath |persist |as? |- |CORRECT |ANSWER✔✔-
Rests |of |Malassez

,What |is |the |origin |of |the |dental |papilla? |- |CORRECT |ANSWER✔✔-Neural |crest |cells



What |does |the |dental |papilla |differentiate |in |to? |- |CORRECT |ANSWER✔✔-Dentin |and |
primordium |of |pulp



What |are |enamel |pearls? |- |CORRECT |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? |- |CORRECT
|ANSWER✔✔-Initiation |



Proliferation

Histodifferentiation |

Morphodifferentiation |

Apposition |

Mineralization |

Maturation



During |which |stage |of |tooth |development |may |problems |that |lead |to |anomalies |of |tooth |
number |occur? |- |CORRECT |ANSWER✔✔-Initiation



Which |three |stages |of |tooth |development |encompasses |the |bud, |cap, |early |bell |and |late |bell?
|- |CORRECT |ANSWER✔✔-Proliferation



Histodifferentiation |

Morphodifferentiation



Disruptions |of |proliferation |may |result |in |what |type |of |tooth |anomalies? |(4) |- |CORRECT |
ANSWER✔✔-Size

Proportion |

,Numbers

Twinning



Which |stage |of |tooth |development |may |lead |to |anomalies |of |the |enamel, |dentin, |and |
cementum? |- |CORRECT |ANSWER✔✔-Morphodifferentiation



What |is |the |incidence |of |hyperdontia? |Males |vs |females? |- |CORRECT |ANSWER✔✔-0.3 |- |3% |

Males |2:1 |females



Is |hyperdontia |more |common |in |maxilla |or |mandible? |More |common |in |primary |teeth |or |
permanent |teeth? |- |CORRECT |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 |- |CORRECT |ANSWER✔✔-Third |molars |

Mandibular |second |pre |molars |

Maxillary |lateral |incisors |

Maxillary |second |pre |molars



Name |9 |syndromes |that |may |be |associated |with |supernumerary |teeth |- |CORRECT |
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 |- |CORRECT |ANSWER✔✔-C. |Apert |Syndrome |



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 |- |CORRECT |ANSWER✔✔-D. |Gardner |Syndrome |



Delayed |eruption |

Supernum |teeth |

Osteomas |of |the |jaw