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Anatomy of a Tooth

Anatomy of a Tooth

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Tags: science   biology   rst.6-8.4   rst.9-10.4   rst.11-12.4   high school   common core   ngss   hs-ls1-1   hs-ls4-1   ls4   ls1  

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Crown
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visible portion of the tooth above the gumline
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Root
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portion of the tooth below the gumline that supports and fastens the tooth to the jawbone
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Enamel
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hard, protective outer layer of the tooth
front
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Dentin
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yellow, bone-like material that supports the enamel and makes up the bulk of the tooth
front
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Pulp
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innermost layer of the tooth made up of soft tissue, blood vessels, and nerves
front
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Gums (also called gingiva)
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soft tissue that protects the attachment of the tooth to the jawbone
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Cementum
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thin layer of bone-like material that covers the roots and attaches the tooth to bone
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Nerves
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structures responsible for sensation in the tooth
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Bone
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structure that forms the sockets for and protects the teeth
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Blood vessels
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thin tubes that deliver oxygen and nutrients to the tooth
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Root canal
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the space within the root of a tooth containing the pulp
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Periodontal ligament
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connective tissue holding the tooth in the jawbone
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Alveolus
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a socket in the jaw for the tooth
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