Tooth origin and formation
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| deciduous | falling off teeth "baby teeth"
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| dentition | permanent teeth
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| initiation | 1st stage
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| proliferation | 2nd stage, includes the bud and early cap stages
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| dental organ | gives the tooth bud it's coloring
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| dental papilla | makes up the inner structures of the tooth, such as the dentin and the pulp
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| mesoderm | middle layer
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| dental sac | makes up the surrounding covering for the dental organ and papilla
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| odontoblasts | cell growth to form the dentin, the bulk of the tooth
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| ameloblasts | cell growth to form the enamel covering tissue of the tooth
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| cementoblasts | cell growth to form the root-covering cementum tissue
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| fibroblasts | cell growth to form the periodontal ligaments
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| osteoblasts | cell growth to form alveolar bone and the alveolar plate
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| defferentiation | 3rd stage, changes in tooth bud shape and makeup
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| apposition | 4th stage, mineral salts and oeganic matter are set down in place for tissues and tooth formation
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| calcification | 5th phase, characterized nu the hardening and setting of tooth tissues
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| eruption | 6th stage, "cutting of the teeth" it occurs when the tooth moves toward the oral cavity and enters through the tissues
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| attrition | last stage, wearing away occurs where teeth interact through mastication and speech
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| odontoclasts | cells that bring about absorption of primary tooth roots
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| cementoclasts | cells that destroy tooth cementum
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| osteoclasts | cells that destroy or cause absorption of bone tissue
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| anomalies | changes or disturbances during any of the development stages can cause a variety of tooth irregularities or abnormalities
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| amelogenis imperfecta | a genetic disorder resulting in the formation of defective enamel
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| anodontia | partial or total lack of teeth
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| germination | single tooth germ separating to form two crowns on a single root
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| enamel | a hard tooth covering that is 96 percent inorganic
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| lamellae | cracks or imperfections in enamel tissue extending toward or into te dentin
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| dentin | the main tissue surrounding the pulp
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| pulp | found in the center of the tooth
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| pulpitis | also called toothache
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| pulp stone | small growth on tooth
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| pulp cyst | a closed, fluid filled sac within the pulp tissue
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| granuloma | a growth or tumor usually found in the root area
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| lacuna | tiny cavities that may contain cementocytes
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| canaliculi | small channels or canals
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| periodontal | membrane, fibers that anchor the tooth in the alveolar socket
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| alveolar | bone, bony sockets, or crypts for teeth placement in the maxillae and the mandibular bones;
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| gingiva | mucous tissue surrounding the teeth. Also known as gum tissue
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| alveolar bone | is composed of an alveolar socket and a dense covering of compact bone with an inner and outer growth called cortical plate.
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| cementum | the function of the cementum in the periodontium is to provide anchorage for the tooth in the alveolar socket.
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| odontology | the study of teeth and their form
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| oblique fibers | attach the alveolar socket to the majority of the root cementum and assist in resistance of the axial forces
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| apical fiber bundles | present in multirooted teeth, extending apically from the tooth furcation
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| keratinized | hard tissue, area where the gingiva and mucous membrane unite
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| marginal | the portion that is unattached to underlying tissues and helps to form the sides of the gingival
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| oblique fibers | attach the alveolar socket to the majority of the root cementum and assist in resistance of the axial forces
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| apical fiber bundles | present in multirooted teeth, extending apically from the tooth furcation
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| keratinized | hard tissue, area where the gingiva and mucous membrane unite
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| marginal | the portion that is unattached to underlying tissues and helps to form the sides of the gingival
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| papillary | the part of the marginal gingiva that occupies the interproximal spaces
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| maxillary | upper tooth area
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| mandibular | lower tooth area
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| arch | half of the mouth, either maxillary or mandibular
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| quadrant | half of an arch, right or left, and containing eight teeth
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| anterior | front area of the mouth
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| posterior | area back from the corners of the mouth
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| incisors | single-rooted anterior teeth with a sharp citting edge
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| canines | single-rooted anterior teeth at the corners of the mouth
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| crown | the top part of the toothm containing the pulp chamber, dentin, and enamel covering
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| anatomical crown | covered with enamel and may not be totally visible, but will be present the entire life of the tooth
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| clinical crown | surface visible in oral cavity
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| root | bottom part of the tooth
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| cervical line | the place where the enamel of the crown meets the cementum of the root
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| apex | tip of a tooth
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| contact area | surface point or area where two teeth meet side by side
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| embrassure | V-shaped area between contact point of two teeth and gingival crest
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| proximal surface | side wall of tooth that meets or touches side wall of another tooth
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| axial surfaces | long-length surface of tooth
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| line angle | meeting of three surfaces on a tooth, such as mesial, incisal, and labial
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| midline | imaginary vertical line bisecting the head at the middle of the face
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| antagonist | tooth that counteracts, occludes, or contacts another tooth in the opposing arch
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| facial | surface of the tooth toward the cheek and lips
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| buccal | posterior teeth surface toward the cheeks
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| labial | anterior teeth surface toward the lips
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| lingual | surface of teeth toward the tongue
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| mesial | side surface of tooth closest to midline
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| distal | side surface of the tooth farthest from the midline of the face
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| chewing | surface that meets with the opposing teeth to complete the tooth's functions
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| incisal | cutting edge of anterior teeth
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| occlusal | grinding or chewing surface of premolars and molars
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| apical | relative to root-tip end of tooth
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| cingulum | smooth, convex, or rounded bump on the lingual surface near the cervical line on anterior teeth
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| ridge | a linear elecation that receives its name from its location, such as lingual and marginal ridge
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| marginal ridges | rounded enamel elevations on occlisal surface of posteriors
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| transverse ridge | occurs on occlusal surface of posterior teeth at a point where two triangular ridges meet
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| mamelon | bumps forming a scallop border of the incisal edge of newly erupted anteriors
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| labial | teeth toward lips
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| lingual | teeth toward tongue
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| macrodontia | abnormal large teeth
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| fissure | groove, slit, or break in enamel surface of a tooth
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| eminence | high place, projection
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| fluorosis | reaction to overfluorosis
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| dentinogenesis | genetic disoeder, gray-colored
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| supernumerary | more than normal amount of teeth
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| cingulum | smooth, convex, or rounded bump on the lingual surface
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Created by:
LindseyT
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