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25 Cards in this Set
- Front
- Back
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sets of teeth present at birth
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2 sets
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baby teeth =
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deciduous teeth
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2nd set of teeth are the ...
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permanent teeth
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deciduous teeth fall out between what ages
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5-12
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teeth are classified according to...
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shape and function
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4 teeth classification
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incisors, canines, premolars and molars
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chisel-chaped teeth used to bite off pieces of food
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incisors
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eyeteeth/cuspids =
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canines
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teeth that pierce and tear food
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canines
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teeth that grind and mash food with a tremendous crushing power
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premolars/molars
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pin fleshy tissue which surronds teeth
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gingiva (gums)
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gingiva =
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gums
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3 main teeth parts
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crown, neck, root
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covered in enamel, hardest substance in body; gives
teeth a white appearance and protects them from friction |
crown
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beneath the enamel; considerably softer than enamel and is a yellowish, bony tissue
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dentin
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nnermost part of tooth; filled with dental pulp, a loose connective tissue containing the nerve endings and blood vessels
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pulp cavity
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supplies tooth with nutrients and sensation, may become infected or even die when a tooth is damaged by a low or by a deep cavity,
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dental pulp
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root canal procedure must be
performed when... |
dental pulp becomes infected or dies
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protective layer that covers the root of tooth
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cementum
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holds tooth in place
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periodontal membrane
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where the crown and root meet near the gum line is called the...
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neck of tooth
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cavities =
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caries
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build up of sugar, bacteria, and other debris that adheres to the surface of the teeth. These trapped sugars then metabolize and produce an acid that dissolves the calcium salts within the teeth.
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dental plaque
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premolar =
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bicuspid
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tooth with broad crown that grinds food
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molar
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