AAPD QE Board Exam (Latest 2025/2026 Update) Questions with Verified Answers | 100% Correct| Graded A.

AAPD QE Board Exam (Latest 2025/2026
Update) Questions with Verified Answers
| 100% Correct| Graded A.

Question:

Which cells does the stellate reticulum support and protect??
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Answer:
Ameloblasts




Question:

What do remnants of Hertwig's epithelial root sheath persist as??
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Answer:

Rests of Malassez
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Question:

What is the origin of the dental papilla??
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Answer:

Neural crest cells
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,Question:
What does the dental papilla differentiate in to??
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Answer:

Dentin and primordium of pulp
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Question:
What are enamel pearls??
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Answer:

Cells of epithelial root sheath that remain attached to dentin. Differentiate
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into ameloblasts and produce enamel
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Question:

What are the 7 steps (in order) of histophyisological differentiation of a
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tooth bud?? i,-




Answer:

Initiation i,-




Proliferation

Histodifferentiation i,-




Morphodifferentiation i,-




Apposition i,-




Mineralization i,-

,Maturation




Question:

During which stage of tooth development may problems that lead to
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anomalies of tooth number occur??
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Answer:

Initiation




Question:
Which three stages of tooth development encompasses the bud, cap,
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early bell and late bell??
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Answer:

Proliferation

Histodifferentiation i,-




Morphodifferentiation




Question:

Disruptions of proliferation may result in what type of tooth anomalies?
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(4)?

Answer:
Size

, Proportion i,-




Numbers

Twinning




Question:

Which stage of tooth development may lead to anomalies of the enamel,
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dentin, and cementum??
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Answer:

Morphodifferentiation



Question:
What layer do neural crest cells develop from??
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Answer:

Ectoderm




Question:

At what embryonic age does the dental lamina begin to develop??
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Answer:

6 weeks
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