Term
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Definition
| Mammals that have two sets of teeth during a lifetime |
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Term
| Formation of primary dentition |
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Definition
| Occurs around 14 weeks in utero |
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Term
| Number of primary teeth (aka deciduous/baby teeth) |
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Definition
| 20 (10 maxilla, 10 mandibular) |
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Term
| Types/Number of primary teeth |
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Definition
| 5/quadrant (2 incisors, 1 canine, and 2 molars) |
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Term
| Mandibular Central Incisors |
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Definition
| First primary teeth that emerge in the oral cavity at the mean age of 8 mos. |
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Term
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Definition
| Last primary teeth that emerge in the oral cavity at the mean age of 28 mos. |
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Term
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Definition
| AKA Transition period, between the ages of 6-12 years old (primary and permanent dentition mix). Begin: When permanent second molars erupt and primary molars are replaced by permanent premolars. Ends: Most permanent dentition has erupted (Except for 3rd molars @ 18-25yo) around 14-15 years old. |
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Term
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Definition
| First permanent teeth that emerge in the oral cavity at the mean age of 6 years (but good to note that the permanent mandibular incisors sometimes emerge first). |
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Term
| Number of permanent teeth (aka secondary/succedaneous teeth) |
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Definition
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Term
| Types/Number of secondary teeth |
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Definition
| 8/quadrant (2 incisors, 1 canine, 2 premolars, 3 molars) |
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Term
Zsigmondy/Palmer Numbering System
A. Permanent Dentition (#'s)
B. Primary Dentition (Letters) |
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Definition
A. Midline of the mouth is 1 then out to 8 going laterally in the quadrant.
B. Midline of the mouth is A then out to E going laterally in the quadrant. |
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Term
Two-Digit System (FDI, WHO, and IADR)
A. Permanent Dentition
B. Primary Dentition |
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Definition
A. First number? Quadrant you are in (1-4, 1. UR 2. UL 3. LL 4. LR. Second number? Count back laterally 1-8.
B. Primary is the same, but quadrants are just continuing (5-8). |
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Term
Universal System (What we use)
A. Primary Dentition (Letters)
B. Permanent Dentition (#'s) |
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Definition
A. Quadrants but start laterally and work in 1. A-E (UR) 2. F-J (UL), etc.
B. Quadrants, but with numbers |
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Term
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Definition
| Maxillary or mandibular, right or left, and what type of tooth it is. |
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Term
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Definition
| The part of the tooth that can be seen in the oral cavity. |
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Term
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Definition
| The part of the tooth that is covered by the gingiva (gum). |
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Term
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Definition
| Part of the crown that is covered with enamel. |
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Term
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Definition
| Part of the root that is covered with cementum (gives it the yellow appearance). |
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Term
| Cervical line or Cementoenamel Junction (CEJ) |
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Definition
| Division of the anatomical root and crown |
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Term
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Definition
| Tip of the root (or apices of the roots in molars) |
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Term
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Definition
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Term
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Definition
| Outer layer (hard tissue) |
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Term
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Definition
| Inner layer in the crown (hard tissue) |
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Term
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Definition
| Inner (hard tissue) in the root (gives the yellow appearance) |
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Term
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Definition
| Inner (soft tissue) that holds lymphatics, a nerve supply, arteries, veins, and forms DENTIN!) |
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Term
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Definition
| Outside of the tooth between the root/bone, connective, anchors tooth to the bone. |
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Term
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Definition
| Projections in the root of the pulp chamber corresponding to the major cusps or lobes |
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Term
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Definition
| The crown portion of the tooth that contains the pulp tissues. |
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Term
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Definition
| Root portion of the tooth that contains the pulp tissue |
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Term
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Definition
| At the root apex, end of the root canal |
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Term
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Definition
| An opening at the root apex - to periapical tissues. |
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Term
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Definition
| An area of a mult-rooted tooth in which a root branches off (bifurcation - 2, trifurcation - 3) |
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Term
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Definition
| Area of the root between the CEJ (root/crown junction) and the furcation of the root. |
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Term
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Definition
| Area between the cheek/gingiva (where food can get stuck) |
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Term
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Definition
| Attachment between upper lip/upper front teeth (or lower) |
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Term
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Definition
| Cushioned mass of tissue on the alveolar process of the mandible. |
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Term
| Alveolar process (bone of the tooth socket = alveolus) |
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Definition
| Portion of the jaw serving as support for the tooth |
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Term
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Definition
| Of, relating to, or occurring at the root of the tooth |
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Term
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Definition
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Term
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Definition
| One of the primary section of formation in the development of the crown |
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Term
| These are representative of lobes |
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Definition
| Cusps, cingulum (a shelf at the margin of a tooth), and mamelons. |
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Term
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Definition
| An elevation on the crown produced by extra enamel formed. Term used with deviations from the typical. |
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Term
| Line angles - Anterior Teeth (6) |
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Definition
The junction of two surfaces.
1. Labioincisal
2. Linguoincisal
3. Mesiolingual
4. Distolingual
5. Mesiolabial
6. Distolabial |
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Term
| Line Angles - Posterior Teeth (8) |
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Definition
1. Mesio-occlusal
2. Linguo-occlusal
3. Mesiolingual
4. Distolingual
5.Mesiobuccal
6. Distobuccal
7.Bucco-occlusal
8.Disto-occlusal |
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Term
Point Angles
A. Ant (incisal)
B. Post (occlusal) |
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Definition
The junction of 3 surfaces.
A. Mesiolabioincisal
B. Distolabioincisal
C. Mesiolinguoincisal
D. Distolinguoincisal
E. Mesiolinguo-occlusal
F. Distolinguo-occlusal
G. Mesiobucco-occlusal
H. Distobucco-occlusal |
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Term
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Definition
| "Empty," triangular-shaped spillways found between the two adjacent teeth, surrounding the proximal contact (to prevent food from being lodged into there) except for cerv/ging (ex. facial towards cheek, lingual triangle space behind teeth, occlusal/incisal). The cervical/gingival embrasure contains part of the gingiva that is called the Interdental Papulla (IDP) |
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Term
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Definition
| Not enough air coming through (TOO BIG) |
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Term
| Which waxing instruments should NOT be heated? |
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Definition
| #3 and #4 (carvers with shapes to maintain) |
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Term
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Definition
| Good for applying bulk wax (#2 is smaller, better for smoothing with the smallest tip, small increments of wax). |
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Term
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Definition
| Varnishes the waxing (can lightly heat) |
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Term
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Definition
| Cone-shaped, works to carve occlusal grooves, shape area between marginal ridges. |
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Term
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Definition
| Don't order #4, use 1/2 for carving |
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Term
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Definition
| Has concave surface, good for shaping marginal/occlusal ridges |
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Term
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Definition
| Pretty dull, works for crown margination |
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Term
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Definition
| Designed the set of 5 waxing instruments |
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Term
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Definition
| Device used for measuring tooth dimensions (first 0.01 on the outside counts as the "0" position) |
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Term
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Definition
| Most prominent part of the tooth |
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