Tooth Tissues (oral anatomy) Flashcards by Samantha smith | Brainscape

Q

What tissue is 96% mineralized?

A

Enamel

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Q

What is the hardest tissue in the body?

A

Enamel

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Q

What is enamel produced from?

A

Ameloblasts from the inner enamel epithelium

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Q

What tissue is 70% mineralized?

A

Dentin

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Q

What is dentin produced by?

A

odontoblasts form the dental papilla

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Q

When is primary dentin deposited?

A

Before the completion of the root

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Q

When does secondary dentin develop?

A

After the tooth is in occlusion

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Q

What tissue is 50% mineralized?

A

Cementum

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Q

What is cementum produced by?

A

Cementoblasts located in the PDL

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Q

Where is Cementum the thinnest and the thickest?

A

Thinnest at the cervical portion and thickest at the apex

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Q

Where is the acellular cementum found?

A

At the CEJ

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Q

Where is the cellular cementum found?

A

At the apex

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Q

What is the vital and sensory part of the tooth?

A

Pulp

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Q

What is the PDL attached to the cementum with?

A

Sharpey’s fibers

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Q

What is the PDL composed of?

A

Collagen and fibroblasts

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Q

What are the most numerous fibers in the PDL?

A

Oblique fibers