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DEOH101 > Odontogenesis > Flashcards

Odontogenesis Flashcards

1
Q

What are the three germ layers involved in tooth development?

A

Ectoderm
Ectomesenchyme
Mesoderm

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2
Q

What are the stages of tooth development?

(x8)

A

Dental Lamina
Bud stage
Cap stage
Bell stage
Appositional stage (where dentine and enamel form)
Crown formation
Root formation and eruption
Maturation

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3
Q

Enamel organ is formed from what cells?

A

Ectoderm

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4
Q

Dental papilla and dental follicle is formed by what cells?

A

Ectomesenchyme

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5
Q

What does the dental papilla form?

A

Pulp and dentine

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6
Q

What does the dental follicle form?

A

Cementum, periodontal ligament and alveolar bone

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7
Q

What are the cell layers in enamel organ?

(x4)

A

Outer enamel epithelium (OEE)
Stellate reticulum (SR)
Stratum intermedium (SI)
Inner enamel epithelium (IEE)

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8
Q

Cells of Inner Enamel Epithelium and Outer Enamel Epithelium fuse to form?

A

HERS, Hertwigs Epithelial Root Sheath

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9
Q

What is apoptosis?

A

Programmed cell death, when they have done their job, they die.

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DEOH101 (4 decks)

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