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| The area of the tooth where the nerves and blood vessels enter and exit the tooth, usually located at the very end of the root tip. |
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The hard tissue which all teeth securely reside within.
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| The junction line between the enamel layer and the cementum layer of the tooth. |
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The specialized layer of cells which cover the root surface.
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Definition
The part of the tooth which is visible and protrudes through the gingiva.
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| The softer, underlying layer beneath the enamel. |
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Definition
| The hard, white material which covers the crown portion of the tooth. |
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The trough formed by the collar of gingiva.
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Definition
| The rolled border or crest of tissue surrounding the crown portion of each tooth. |
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Definition
| The continuation of the pulp chamber as it narrows into the tooth roots. It contains the nerves and blood vessels which enter and exit the apex of the tooth and are responsible for the nourishment of the pulp tissue of the tooth. |
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Definition
The large chamber at the center of the crown portion of the tooth containing nerves and a blood supply.
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Definition
| The network of thousands of hair-like ligaments between the root and bone which serve to act as a shock absorber for the tooth and hold the tooth in the bony socket. |
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Definition
| The part of the tooth not covered by enamel. It is usually embedded in bone and is covered by a layer of specialized cells called cementum. |
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