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54 Cards in this Set
- Front
- Back
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On the maxillary incisors, which ridge (M or D) is longer? |
Mesial ridge is longer than the distal
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On which maxillary teeth are the roots shorter than other maxillary teeth?
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maxillary incisors have shorter roots than other maxillary teeth
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On maxillary incisors, are the incisal edges more labial or lingual?
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the maxillary incisors incisal ridges are located more labial
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on maxillary incisors, where is the root depression more likely to be?
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on the mesial side
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Which teeth erupt around 7-8 years old?
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permanent maxillary central incisors & mandibular lateral incisors
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Which two teeth have both the longest crown and are the widest of all the incisors?
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Maxillary central incisors
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What are the three structures that are more pronounced on the maxillary centrals than the maxillary laterals?
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1. mamelons 2. labial depressions 3. imbrication lines
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What are the mesial and distal contact areas of the maxillary central incisors?
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mesial: MI line angle. distal: incisal 3rd of the crown
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Which teeth have the most pronounced mesial cervical curvature in the mouth?
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Maxillary central incisors
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Which two teeth have a "Distolingual twist?"
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Maxillary central incisors
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On all incisors, where is the CEJ curvature more pronounced?
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on the mesial side
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How many pulp chambers do the maxillary central incisors?
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3 (corresponding to each mamelon)
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What anomalies are related to he maxillary central insicors? (there are 4 of them)
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1. supernumerary teeth (mesiodens) 2. Diastema 3. Avulsion 4. Attrition
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What teeth usually erupt at age 8-9?
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permanent maxillary lateral incisors
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Which root is longer, the lateral incisors or the central incisors?
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the lateral incisor roots are longer and slightly more rounded
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Which teeth (besides the 3rd molars) show extreme variability in anatomy?
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maxillary lateral incisors
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What is a peg lateral?
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when the crown is smaller than normal and may come to a point
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Which teeth are the most congenitally missing teeth?
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maxillary lateral incisors
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Where are the contact areas of the maxillary lateral incisors?
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Mesial: at the junction of incisal and middle thirds. Distal: in the middle of the middle third
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Which teeth are referred to as "shovel shaped?"
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Maxillary lateral incisors (the lingual side)
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Which side (M or D) is the CEJ curvature more prominant on the maxillary lateral incisors?
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Maxilla lateral incisors
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The cingulum ins centered on the incisal view on which teeth?
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Maxillary lateral incisors
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How many root canals and pulp chambers do the maxillary lateral incisors have?
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single root canal and pulp chamber
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What are some anolalies associated with maxillary lateral insicor teeth?
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1. microdontia (peg laterals) 2. anodontia (congenitally missing) 3. dilacerations (bent root)
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What are the smallest permanent teeth in the mouth?
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Mandibular incisors
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Which teeth are larger in the mandible, the laterals or centrals?
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laterals
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On the mandibular incisors, which root depression is most prominent?
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distal root concavities
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Which teeth have an hour glass shape?
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Mandibular incisors
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Are the mandibular incisors wider M/D or F/L?
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F/L
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What are some anomalies associated with mandibular incisors?
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1. bifurcated or accessory roots (labial/lingual) 2. attrition 2. calculus accumulation
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What teeth erupt around ages 6-7?
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mandibular central incisors
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Which teeth are the 1st to erupt after all the 1st molars?
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mandibular central incisors
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Which teeth are the only ones that occlude with a single antagonist?
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mandibular central incisors
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Where is the contact angle on the mandibular central incisors?
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M & D: incisal third
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Whch teeth have "lingual convergence?"
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Mandibular central incisors
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All mandibular teeth have incisal edges that point which way?
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lingual
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Which way does the cingulum swing on the mandibular lateral incisors?
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distal
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Where are the contact areas of the mandibular lateral incisors?
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M: MI line angle D: more towards the middle (but still in the incisal 3rd)
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The distoincisal line angle is visibly more lingual than the mesioincisal line angle on which teeth?
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Mandibular lateral incisors
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What does "lingual convergence" mean?
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the lingual surface is narrower than facial appearing as a triangle
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What is abfraction?
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when there is a slight notch in the dentin at the CEJ (F/L)
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Which teeth have the longest roots (of each arch?)
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canines
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Which teeth have a vertical facial ridge?
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canines
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Which teeth are slightly more yellow?
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canines
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Which sides to the canines have root concavities?
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both sides
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Which cusp slope is shorter in the canine teeth?
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mesial cusp slope is shorter
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Which teeth erupt around 11-12 years?
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Maxillary canines
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Haw many developmental lobes do the maxillary canines have?
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4
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Which teeth have the largest and bulkiest cingulum of any anterior teeth?
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maxillary canines
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On the maxillary canines, which way is the cusp tip pointing?
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facial
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Describe the pulp chamber, number of root canals and number of pulp horns in the maxillary canines.
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single RC, no pulp horns, pulp chamber is rounded
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What teeth erupt around 9-10 years?
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mandibular canines
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Which canines are narrower from M/D, maxillary or mandibular?
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mandibular canines
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Which side has more of a CEJ curve in the mandibular canines?
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mesial
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