STAGES OF AMELOGENESIS Flashcards Preview

ORAL HISTO > STAGES OF AMELOGENESIS > Flashcards

Flashcards in STAGES OF AMELOGENESIS Deck (15)
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0
Q

Cell to cell attachments at both proximal and distal ends of the cells

A

Desmosomes

1
Q

Union of membrana and dentino enamel membrane

A

Dentino enamel junction

2
Q

Cytoplasmic or conical projection inside the ameloblasts

A

Tomes processes

3
Q

Appear at junction of cell bodies and tomes processes

A

Junctional complexes

4
Q

Junction of cell bodies and tomes processes

A

Terminal bar apparatus

5
Q

Terminal bar apparatus and tomes processes give rise to

A

Pre enamel rods

6
Q

Formation of interrod substance LATERAL to tomes process by _

A

2 ameloblasts

7
Q

Formation of interrod substance OCCLUSAL to tomes

A

1 ameloblast

8
Q

Synthesis of enamel protein amelogenin

A

Secretory stage

9
Q

Deposition of the rest of the mineral cntents are deposited from the height of the crown to the cervical

A

Secondary calcification

10
Q

The protein of mature enamel

A

Enamelin

11
Q

Final effort of ameloblast to lay down protective layer over the enamel

A

Primary enamel cuticle or nasmyths membrane

12
Q

Ameloblasts - low cells fused with other cells

A

Ree

13
Q

Ameloblast unite with rest of enamel organ

A

Proteolytic stage

14
Q

Erupted crowns may be covered by precipitates of salivary proteins

A

Pellicle