Tag Archives: ameloblast

Amelogenesis

Amelogenesis is the

  1. Amelogenesis is formation of enamel on tooth  and
  2. occurs during the crown stage of tooth development
  3. Amelogenesis occurs after dentinogenesis,

Reciprocal induction.

  1. Since dentin must be present for enamel to be formed,
  2. laying down of dentine induces ameloblasts to secrecte enamel
  3. this is termed reciprocal induction.

Amelogenesis occurs in 3 stages.

  1. The first stage is known as the Pre-secretary  phase,
  2. the second stage is known as the secretary phase and
  3. third stage is called the  maturation stage. Continue reading

Tooth development Part 2

Bell stage

The bell stage is known for the histodifferentiation and morphodifferentiation that takes place. The dental organ is bell-shaped during this stage, and the majority of its cells are called stellate reticulum because of their star-shaped appearance.

THE BELL STAGE IS DIVIDED INTO EARLY BELL STAGE & LATE BELL STAGES. Continue reading