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34 Cards in this Set
- Front
- Back
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When do the first teeth erupt? |
6 months |
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What is another term for horizontal overlap? A. Protrusion B. Guidance C. Overbite D. Overjet E. Excursion |
D. Overjet |
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Which hard structure is composed of approximately 96% hydroxyapetite? A. Cementum B. Dentin C. Bone D. Enamel E. Fingernails |
D. Enamel |
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Complete anodontia is usually associated with what? A. Ectodermal dysplasia B. Cleidocranial dysostosis C. Pituitary hyperplasia D. Hyperthyroidism E. Paget's disease |
A. Ectodermal dysplasia |
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What is the most common tooth to be missing from the permanent dentition? A. 1st molar B. Canine C. 2nd premolar D. Lateral incisor E. 3rd molar |
E. 3rd molar |
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In treating a patient at the OHSU dental clinic, what is considered phase 1 in axiUm? A. Recare B. Disease Control C. Medical D. Restorative E. Urgent needs |
C. Medical |
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On what tooth would you usually find a Cusp of Carabelli? A. Mandibular first molar B. Maxillary first molar C. Mandibular second molar D. Maxillary second molar E. None of the above |
B. Maxillary first molar |
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Crest of Convexity is another name for the: A. Triangular ridge B. Marginal ridge C. Emergence profile D. Height of contour E. Gingival embrasure |
D. Height of contour |
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A succedaneous tooth is: A. a primary tooth B. a permanent tooth C. can be both primary or permanent |
B. a permanent tooth |
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The function/s of the pulp include all except: A. Sensory B. Defensive C. Nutritive D. Proprioception E. Formative |
D. Proprioception |
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At what age do you expect the permanent maxillary canines to erupt? A. 9-10 years old B. 10-11 years old C. 11-12 years old D. 12-13 years old E. 13-14 years old |
C. 11-12 years old |
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How many axes of rotation does the mandible have? A. 2 B. 3 C. 4 D. 5 E. 6 |
B. 3 |
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Which of the following is not a term of a PDL fiber type? A. Transseptal B. Horizontal C. Apical D. Vertical E. Oblique |
D. Vertical |
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Severe bending of a tooth root of 45 to 90 degrees is known as: A. Gemination B. Flexion C. Fusion D. Dilaceration E. None of the above |
D. Dilaceration |
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Which tooth usually has the widest M/D dimension in the permanent dentition? A. Maxillary central incisor B. Maxillary first molar C. Maxillary canine D. Mandibular second premolar E. Mandibular first molar |
E. Mandibular first molar |
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Diagnostic waxing is utilized to: A. Plan the size and shape of an implant restoration B. Reshape a tooth C. Visually show the patient the planned results D. A and B only E. A, B, and C |
E. A, B, and C |
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Which tooth on average has the longest crown in the permanent dentition? A. Maxillary central incisor B. Mandibular canine C. Maxillary lateral incisor D. Maxillary canine E. Maxillary first molar |
B. Mandibular canine |
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Which primary tooth does not resemble any other teeth in the permanent dentition? A. Maxillary second molar B. Mandibular canine C. Maxillary central incisor D. Mandibular second molar E. Mandibular first molar |
E. Mandibular first molar |
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Cementum is ____% hydroxyapetite A. 50 B. 55 C. 60 D. 65 E. 70 |
D. 65 |
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Dental anomalies are found in permanent teeth more than primary teeth. Anomalies are also more frequent in the mandibular arch than the maxillary arch. A. First sentence is true, second sentence is true B. First sentence is true, second sentence is false C. First sentence is false, second sentence is true D. First sentence is false, second sentence is false |
B. First sentence is true, second sentence is false |
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At what age would you expect the primary mandibular first molars to erupt? A. 6 months B. 9 months C. 12 months D. 18 months E. 24 months |
C. 12 months |
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On what posterior teeth inclines would you expect to find closure-stoppers? A. M inclines of maxillary teeth and M inclines of mandibular teeth B. D inclines of maxillary teeth and D inclines of mandibular teeth C. M inclines of maxillary teeth and D inclines of mandibular teeth D. D inclines of maxillary teeth and M inclines of mandibular teeth E. None of the above |
D. D inclines of maxillary teeth and M inclines of mandibular teeth |
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The most common area/s for supernumeracy teeth is/are: A. Midline/Mesiodens B. Mandibular 2nd premolar area C. Distodens/distal to 3rd molar D. All of the above E. None of the above |
D. All of the above |
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What percentage of the time is the permanent maxillary lateral missing? A. .01-.05% B. 1-2% C. 3-5% D. 5-7% E. 7-9% |
B. 1-2% |
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Which premolar has a mesial lingual groove? A. Mandibular first B. Maxillary first C. Mandibular second D. Maxillary second E. None of the above |
A. Mandibular first |
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On a maxillary molar, which cusps are considered the functional cusps? A. MB & DB B. MB & ML C. DB & DL D. ML & DL E. MB, ML & DL |
D. ML & DL |
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"Hutchinsons teeth" are associated with: A. Supernumerary teeth B. Concrescence D. Dens in Dente D. Fusion E. Mulberry molars |
E. Mulberry molars |
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Large scale production of supernumerary teeth is usually associated with: A. Ectodermal dysplasia B. Cleidocranial dysostosis D. Prenatal syphilis D. Trauma E. Mulberry molars |
B. Cleidocranial dysostosis |
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All of the following are true of primary teeth compared to permanent teeth except: A. Dentin and enamel are thinner in primary teeth than permanent teeth B. The hard tissues of the primary teeth are less mineralized than in permanent teeth C. The pulp cavities are larger in primary teeth D. The dentin is more pigmented in primary teeth |
D. The dentin is more pigmented in primary teeth |
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The calcification of primary teeth begins at A. 1 month in utero B. 2-3 months in utero C. 3-4 months in utero D. 5-6 months in utero E. 7-8 months in utero |
C. 3-4 months in utero |
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Permanent maxillary 2nd molars erupt on average at A. 9 to 10 years old B. 10 to 11 years old C. 11 to 12 years old D. 12 to 13 years old E. 13 to 14 years old |
D. 12 to 13 years old |
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"Dens in dente" is most commonly found in the: A. Maxillary central incisor B. Maxillary lateral incisor C. Mandibular central incisor D. Mandibular lateral incisor E. Maxillary canine |
B. Maxillary lateral incisor |
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An arcon articulator is all of the following except: A. The condylar fossa is on the upper member B. The condyle is on the lower member C. The condylar angle and occlusal plane angle remain the same whether the articulator is open or closed D. The upper member and lower member do not separate |
D. The upper member and lower member do not separate |
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The primary space in the primary dentition forms between the: 1. Maxillary canine and 1st molar 2. Maxillary lateral incisor and canine 3. Maxillary central and lateral incisors 4. Mandibular central and lateral incisors 5. Mandibular lateral incisor and canine 6. Mandibular canine and 1st molar |
2 and 6 |
