the I.E.E. covers the O.E.E. in the rim of the enamel organ for a short distance which is called

epithelial connection between proper dental lamina and the bell shape in  early bell stage described as :

process of differentiation of the UMCs to odontoblasts in early bell stage is called :

I.E.E. arranged on the basement membrane as the pattern of:

Early bell stage characterized by:

Outer enamel epithelium in dental organ of the early bell stage:

I.E.E. in dental organ of the early bell stage:

cell free zone of enamel organ in the early bell stage:

the origin of odontoblasts in early bell stage:

Stratum intermedium are :