Bone Table

Question 1

Enamel
Embryonic Origin:
Matrix Forming Cell:
Mechanism of Growth:
% Mineral:
Organic Matrix:
Blood Supply:  
Innervation:
Intercellular Space:

Answer 1

Ectoderm
Ameloblast 
Appositional
96%
Amelogenin
& Enamelin 
None
None
None

Question 2

Dentin
Embryonic Origin:
Matrix Forming Cell:
Mechanism of Growth:
% Mineral:
Organic Matrix:
Blood Supply:  
Innervation:
Intercellular Space:

Answer 2

Mesenchyme &Ectomesenchyme
Odontoblast
Appositional
65% - 70%
Collagen Type I 
None
Limited
Dentinal Tubules

Question 3

Cementum 
Embryonic Origin:
Matrix Forming Cell:
Mechanism of Growth:
% Mineral:
Organic Matrix:
Blood Supply:  
Innervation:
Intercellular Space:

Answer 3

Mesenchyme & Ectomesenchyme
Cementoblast
Appositional
45% - 50%
Collagen Type I 
None
None
Lacunae &
Canaliculi

Question 4

Bone
Embryonic Origin:
Matrix Forming Cell:
Mechanism of Growth:
% Mineral:
Organic Matrix:
Blood Supply:  
Innervation:
Intercellular Space:

Answer 4

Mesenchyme & Ectomesenchyme
Osteoblast
Appositional & Interstitial
60% - 67%
Collagen Type I 
Yes
Yes
Lacunae & Canaliculi