Dentin Anatomy Flashcards
1
Q
Process of Dentin
A
- Collagenous matrix of odontoblasts
2. Maturation through mineralization
2
Q
Dentin formation
A
- Continues as long as tooth is vital
- Can be stimulated environmentally
*closest to pulp, layer by pulp
3
Q
___% inorganic
___% organic
___% water
A
70%
20%
10%
4
Q
Inorganic dentin is mineralized from…
Organic dentin is mostly made up of..
A
Hydroxyapatite
Collagen
5
Q
Dentin function
A
“Shock absorber” for the tooth
6
Q
Color of dentin
A
Yellow, darkens if pulp goes bad
7
Q
DEJ is
A
Scalloped union with enamel, wavy lines, increased surface area which makes the union stronger
8
Q
Origin of Dentin
A
Outer cells of dental papilla- embryonically
