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18 Cards in this Set
- Front
- Back
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3 stages of tooth development
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1. Bud: formation of tooth 2. Cap: Hollowed out "cap" like shape 3. Bell: amelio blast form enamal |
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Apposition
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Depositing of the matrix for the hard dental structures
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calcification
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Organic tissue becomes hardened by a deposit of calcium or any mineral salts
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Eruption
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Root begins to develop
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Exfoliation
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When primary teeth begin to fall out and make way for permanent teeth |
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Histology
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Study of anatomy; structure, composition, and function |
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What 2 parts is the tooth divided into?
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1. Crown: Divided into anatomic and clinical crown(crown that's exposed) 2. Root: Furcation* Region where roots separate |
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Apex
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Tip of each root
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apical foramen
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small opening that allows for the passage of blood vessels and nerves into tooth. |
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enamel
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translucent, hardest tissue in body. 96% inorganic materials, 1% organic, 3 % water
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Dentin |
70% inorganic, 30% organic & water -calcium and phosphorus main inner components -living tissue -constant growth and repair |
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cementum |
55% organic, 45% inorganic(calcium)
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Dental pulp |
soft tissue in tooth, forms dentin
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Dental Quadrants
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4, 8 teeth in each -20 primary teeth/ 32 secondary -3 molars(3,2,1), 2 bicuspid(2,1), 1 cuspid, 2 incisors(lateral, central) |
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Teeth Order
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1-16 (maxilla) 17-32 (mandible) |
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Where are dental records maintained onboard if hospitalized in foreign country
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Onboard the ship |
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3 classes where teeth meet into centric occlusion
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Class 1: Pt's profile characterized as normal Class2: Pt's profile in chin length, retruded profile Class 3: Excessive in chin length, protruded profile |
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What continues to grow throughout life?
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Dentin and pulp
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