Tooth Components Flashcards
1
Q
What forms cementum
A
Cementoblasts from the PDL
2
Q
Composition
A
50% hydroxyapetite
50% organic, mainly collagen
No nerves or vascular
3
Q
Acellular cementum
Where is it first deposited
rate
mainly and less where
A
First layers of cementum deposited at the DCJ
Formed at a slow rate
No emebeded cementocytes
Predominates at the coronal 2/3 of root
Thinnest at the CEJ
4
Q
Enamel is made from
These cells come from what development stage
A
- Enamel is made from ameloblasts, columnar cells that differentiate during the bell stage
- Enamel is secreted from Tomes process which faces the DEJ
5
Q
A
