AAPD QE Board Exam Questions With 100% Correct Answers |Latest Update 2025/2026

AAPD QE Board Exam Questions With 100% Correct Answers |Latest Update 2025/2026 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 pulpWhat 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 Proliferation Histodifferentiation Morphodifferentiation Apposition Mineralization Maturation During which stage of tooth development may problems that lead to anomalies of tooth number occur? - answer-Initiation