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Name the 3 hard tissues of the teeth
Enamel, Dentin, Cementum
Origin on enamel
Ectodermal origin
Cells that form enamel
Ameloblasts
Can enamel be regenerated?
No
Thickness of Enamel
2.5 mm to feather like thinness
Color of enamel
Translucent, yellow, white
Hardess of enamel
KNO #343, hard as steel
95% of enamel is what?
Minerals
4% of enamel is what?
Organic material
1% of enamel is what?
Water
What elements are within enamel?
Strontium, magnesium, lead, fluoride
Enamel has complex organization. True or False?
True
Why does enamel have complex organization?
Needed to withstand masticatory forces and varying pH levels
What are the units of organization with enamel?
Rods/Prism or Interrol enamel/interprismatic space
Enamel is built from closely packed….
Hydroxyapatite crystals
What is hydroxyapatite