1
What does the globular process become?
Philtrum
what tooth development stage involves differentiation and morphogenesis?
cap stage
The final stages of what happen during the apposition stage?
Odontogenesis
How long does it take primary crowns to fully mineralize?
2 years
What type of drift do molars have?
Mesial
What does pharyngeal arch 2 form?
Facial muscles/nerves, vessels, hyoid bone
what does the dental papilla become?
dentin and pulp
what are the three hard tissues of teeth?
enamel, dentin, cementum
What is the thin membrane between IEE and OEE
Primary Enamel Cuticle
-OR-
REE
What releases enzymes to destroy cells and fibers?
Macrophages
what is correlated with pharyngeal pouch 1?
middle ear, auditory canal, Eustachian tube
when does the bell stage happen in pregnancy?
What process are Korff's fibers found in?
Dentinogenesis
What is HERS derived from?
Cervical loop
- and/or -
IEE and OEE joining
When are teeth considered functioning?
When they meet antagonists
what is produced by neural crest cells?
ectomesenchyme
what is the protective layer responsible for nourishment of the enamel organ?
OEE
Outer Enamel Epithelium
TRUE OR FALSE
Dentinogenesis is done before amelogenesis
true
dentin before enamel
What does HERS leave behind when it disintegrates?
Epithelial Rests of Malassez
What are 2 facts about enamel living/non-living?
1. NOT alive
2. no blood
3. no nerves
4. no cells
what tooth development stage is associated with profuse proliferation?
Bud Stage
What is the star shaped cell that when it shrinks, allows room for enamel to form?
Stellate Reticulum
How long does it take permanent crowns to fully mineralize?
4-5 years
What do cementoblasts lay down?
Cementum matrix and cementoids
What is the film on unerupted teeth that protects enamel as it matures?
Nasmyth's Membrane