🦷 Stages of Fetal Tooth Development 1. Initiation (Week 5–6 of pregnancy) The oral cavity begins forming after the oro-pharyngeal membrane ruptures. Small epithelial thickening (dental lamina) appears along the future gum line. 2. Bud Stage (Around Week 6–8) Tooth buds start to form as small clusters of cells. These buds mark the beginning of the 20 primary teeth (deciduous teeth). 3. Cap Stage (Weeks 9–10) Buds enlarge and take on a cap-like shape. Cells begin differentiating into enamel organ

Implantation

embryo development stages, starting from egg, progressing through zygote, 2-cell stage, 4-cell stage, morula, finally blastocyst, process of cell division in early embryonic development, embryology