Oral Anatomy - Permanent Dentition
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Question 1 of 90
1. Question
The shape of the occlusal surface of the permanent maxillary first molar is:
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Question 2 of 90
2. Question
Which of the following is the largest root:
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Question 3 of 90
3. Question
Palatogingival groove is found in:
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Question 4 of 90
4. Question
Greater crown bulk distal to the faciolingual bisecting plane of a tooth is most typical of the mandibular
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Question 5 of 90
5. Question
Largest cusp in permanent mandibular first molar is:
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Question 6 of 90
6. Question
In which of the tooth is the mesiodistal measurements is greater lingually than facially:
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Question 7 of 90
7. Question
If a mandibular canine has bifurcated roots, they are most commonly placed:
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Question 8 of 90
8. Question
Five cusps are present in:
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Question 9 of 90
9. Question
Which of the following teeth have more than one occlusal form:
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Question 10 of 90
10. Question
The most common curvature of the palatal root of maxillary first molar is:
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Question 11 of 90
11. Question
Most common morpholgical variation is seen in:
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Question 12 of 90
12. Question
Which of the premolars is usually the smallest:
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Question 13 of 90
13. Question
A pronounced developmental groove is usually present on the mesial marginal ridge of a permanent:
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Question 14 of 90
14. Question
A distinguishing characteristic of a maxillary first premolar that identifies it as right or left is the:
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Question 15 of 90
15. Question
Which of the following premolars has a mesial marginal ridge more cervical than the distal marginal ridge:
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Question 16 of 90
16. Question
The shortest root on a maxillary first molar is:
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Question 17 of 90
17. Question
Using occlusal morphology as guide , the Mandibular third molar is most similar to:
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Question 18 of 90
18. Question
The total number of cingula in each dentition is:
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Question 19 of 90
19. Question
The mesial surface of the crown is almost parallel to long axis and the root of a:
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Question 20 of 90
20. Question
The root of maxillary lateral incisors if curved is usually in which direction?
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Question 21 of 90
21. Question
Which of the following is a smallest posterior tooth:
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Question 22 of 90
22. Question
The permanent anterior tooth, which is most 20. Commonly atypical , is:
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Question 23 of 90
23. Question
Tooth with smallest root is:
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Question 24 of 90
24. Question
Number of roots in maxillary 2nd molar is
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Question 25 of 90
25. Question
In comparison to maxillary central incisor , Maxillary canine has a height of contour that is:
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Question 26 of 90
26. Question
A maxillary right canine may be distinguished from a maxillary left canine because :
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Question 27 of 90
27. Question
Single central pit is formed on occlusal surface of:
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Question 28 of 90
28. Question
Which of the following features of a permanent maxillary lateral incisor aids in distinguishing it from a mandibular lateral incisor?
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Question 29 of 90
29. Question
On which of the following permanent teeth is it most difficult to distinguish between mesial and distal aspects?
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Question 30 of 90
30. Question
Mesiolingual grooves may be found on which of the following permanent teeth :
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Question 31 of 90
31. Question
Cusp of carbelli is present on ________ surface of the permanent maxillary molar:
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Question 32 of 90
32. Question
Difference between mandibular and maxillary premolars is that in the mandibular premolars:
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Question 33 of 90
33. Question
Upper 4 resembles 5 from which aspect?
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Question 34 of 90
34. Question
The largest permanent tooth in the mouth usually is:
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Question 35 of 90
35. Question
Largest tooth in the mandibular arch is:
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Question 36 of 90
36. Question
Longest tooth of the maxillary arch is:
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Question 37 of 90
37. Question
No. of cusps in mandibular 1st molar:
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Question 38 of 90
38. Question
Which of the following has a bifid root?
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Question 39 of 90
39. Question
Rounded protuberances on the incisal edges of newly erupted permanent incisors are:
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Question 40 of 90
40. Question
Oblique ridge in maxillary first molar joins which of the following cusps:
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Question 41 of 90
41. Question
Mandibular second premolar 3- cusp type id developed from:
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Question 42 of 90
42. Question
Corner stones of dental arches are:
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Question 43 of 90
43. Question
Mesial slope of buccal cusp is longer than distal slope in:
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Question 44 of 90
44. Question
Mesial concavity making the prognosis poor for a furcation involvement is present in:
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Question 45 of 90
45. Question
The occlusal surface shape of a 3 cusped mandibular second premolar:
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Question 46 of 90
46. Question
Tooth with most variable occlusal anatomy:
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Question 47 of 90
47. Question
Tritubercular cusps are:
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Question 48 of 90
48. Question
Acute angled cusps in permanent maxillary first molar are:
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Question 49 of 90
49. Question
Which cusp is poorly developed in a permanent maxillary second molar:
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Question 50 of 90
50. Question
Cervical cross section of maxillary first premolar is:
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Question 51 of 90
51. Question
Which bifurcation is closet to the cervical line (or) which surface has short root trunk length in a maxillary permanent first molar?
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Question 52 of 90
52. Question
Permanent Mandibular central incisor develops from:
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Question 53 of 90
53. Question
In the triangle formed by the projection of the orifices of the canals of a maxillary molar, the:
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Question 54 of 90
54. Question
What is the functional form of anterior teeth from the mesial or the distal aspect?
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Question 55 of 90
55. Question
The premolar with the occlusal groove pattern that may simulate the letter “Y” is:
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Question 56 of 90
56. Question
Which line angle area is most acute when a permanent maxillary second molar is viewed occlusally?
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Question 57 of 90
57. Question
In which of the following a nonfunctional cusp is present
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Question 58 of 90
58. Question
The maxillary molar crown of an early fossil primate featured a trigone made of three main cusps, these cusps were:
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Question 59 of 90
59. Question
The two major fossa of permanent maxillary first molar:
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Question 60 of 90
60. Question
The lingual cusp of lower first premolar is compared to the development of:
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Question 61 of 90
61. Question
Permanent mandibular first molar is developed from ____ lobes:
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Question 62 of 90
62. Question
The geometric outline of the buccal surface of posterior teeth are:
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Question 63 of 90
63. Question
Which of the following is true for permanent teeth:
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Question 64 of 90
64. Question
Fourth canal is present in:
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Question 65 of 90
65. Question
Which of the following is true of permanent first molar’s occlusal surface:
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Question 66 of 90
66. Question
The permanent mandibular second molar differs from the permanent mandibular first molar in number of :
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Question 67 of 90
67. Question
The maxillary tooth exhibiting the greatest variation in root alignment is:
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Question 68 of 90
68. Question
If the pulp of a single rooted tooth canal were triangular in cross section with the base of the triangle located facially and the apex lingually with a longer mesial side than distal side; the tooth most likely is:
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Question 69 of 90
69. Question
The root trunk of permanent mandibular first molar buccally is:
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Question 70 of 90
70. Question
The most constant and valuable trait to differentiate among maxillary first, second and third molars i:
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Question 71 of 90
71. Question
Which of the following permanent teeth is usually bilaterally symmetric when viewed labially and incissaly :
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Question 72 of 90
72. Question
Which of the following has a nonfunctional cusp?
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Question 73 of 90
73. Question
Average of length of maxillary cuspid is:
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Question 74 of 90
74. Question
Maxillary first molar has how many roots?
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Question 75 of 90
75. Question
The term diphydont means:
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Question 76 of 90
76. Question
The eruption age of maxillary permanent lateral incisor is:
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Question 77 of 90
77. Question
The number of point angles in a permanent mandibular first molar is:
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Question 78 of 90
78. Question
Steepest cusp is seen in:
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Question 79 of 90
79. Question
Which of the following tooth shows largest Mesio- buccal ridge :
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Question 80 of 90
80. Question
Which teeth the proximal aspect shows rhomboidal appearance:
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Question 81 of 90
81. Question
According to Schour & Massler the crown completion of both permanent maxillary and mandibular first molars is:
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Question 82 of 90
82. Question
The maxillary lateral incisor is smaller than the maxillary central incisor on all aspects EXCEPT which one of the following
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Question 83 of 90
83. Question
Crown formation of all permanent teeth except third molars is completed between
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Question 84 of 90
84. Question
Following eruption , the root of the maxillary central incisor completes development at what approximate age?
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Question 85 of 90
85. Question
An 8 – yr old child comes to your clinic with large front teeth having jagged margins, what is the treatment plan for this patient?
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Question 86 of 90
86. Question
In the mandibular arch, in which tooth maximum lingual inclination is present
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Question 87 of 90
87. Question
Ratio of mesiodistal width to height of crown of maxillary canine is
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Question 88 of 90
88. Question
In maxillary 1st permanent molar, the 2 obtuse angles are
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Question 89 of 90
89. Question
Dentin islands are frequently found in the root canals of which of the following permanent teeth?
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Question 90 of 90
90. Question
The number of line angles a permanent maxillary central incisor is:
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