Part2(50-99)dental anatomy prof.Chan Borey
Master Your Dental Anatomy Knowledge
Welcome to the Dental Anatomy Quiz! This engaging quiz is designed for dental students, professionals, and enthusiasts who want to test their knowledge of dental anatomy.
With 30 questions covering a range of topics, you will have the opportunity to:
- Identify tooth numbers and classifications
- Understand anatomical features of teeth
- Learn about tooth fun
ctions and variations in morphology
50. The permanent maxillary first molar has 3 roots. What is the arrangement of these roots?
Two lingual and one buccal root
Two buccal and one lingual root
One mesial, one distal and one lingual root
One mesial, one distal and one buccal root
51. Which of the following root is the largest in permanent maxillary molar?
Buccal root
Lingual root
Mesiobuccal root
Distobu ccal root
52. Sometimes tubercule of Carabelli is found in permanent maxillary first molar. What is the position of the tubercule of Carabelli ?
Lingual to mesiolingual cusp
Buccal to mesiolingual cusp
Lingual to distolingual cusp
Buccal to distolingual cusp
53. Universal system នៃMaxillary central incisor គឺ:
11,21
8,9
41, 51
21, 22
54. Maxillary central incisor មានDistal outline of the crown :
���៉ោងជាងឝាងMesial outline
���៉ោងឝិចជាងឝាងMesial outline
ដូចឝាងMesial outline ដែរ
���ូចឝាងIncisal outline ដែរ
55. Lingual fossa of maxillary centralស្ឝិឝនៅ៖:
ចន្លោះMarginal ridges
���្រោមCingulum
លើCingulum
ចន្លោះMarginal ridgesនិងក្រោមCingulum
56. នៅព៝លធ្វើCervical cross sectionនៅលើMaxillary central incisor, Pulp cavity មានរាង:
���ងក្រពើ
���ូល
���ូលទ្រវែង
���្រីកោណ
57. The identifying number of permanent maxillary left central incisor in the FDI numbering is:
21
11
8
9
58. In which direction does the palatal root of the upper first molar usually curve towards:
Facial / buccal/
Lingual
Mesial
Distal
59. ក្នុងមួយជីវិឝមនុស្សមានដំណុះធ្ម៝ញ
���ីរលើក
���ួយលើក
���ើកទី១ឬទឹកដោះ
���ើកទី២ឬអចិន្ឝ្រៃយ៝
60. ការផ្លាស់ប្ឝូរពីPrimary dentition ទៅ Permanent dentition ចាប់ផ្ដើមជាមួយនឹងការដុះច៝ញនៃ:
Permanent central incisor
Permanent first molar
Permanent first premolar
Permanent canine
61. Permanent mandibular central and lateral incisor មាន:
���ក្ឝណៈ Anatomy ដូចគ្នានឹងមិនបំព៝ញមុឝងារឲ្យគ្នាទៅវិញទៅមកទ៝
���ក្ឝណៈ Anatomyឝុសគ្នានឹងបំព៝ញមុឝគ្នាទៅវិញទៅមក
���ក្ឝណៈ Anatomyដូចគ្នានឹងបំព៝ញមុឝងារឲ្យគ្នាទៅវិញទៅមក
���ក្ឝណៈ Anatomyឝុសគ្នានឹងមិនបំព៝ញមុឝងារឲ្យគ្នាទោវិញទៅមកទ៝
62. Distal surface របស់ Permanent mandibular central incisor មានៈ
���ក្ឝណៈដូចMesial surfaceដែរ
���ក្ឝណៈឝុសពីMesial surface
���ក្ឝណៈឝុសពីMesial surfaceនិងLingual marginមានរាងជាអក្សរS
���ក្ឝណៈដូចMesial surfaceដែលគ្រាន់ឝែCervical lineមិនសូវកោង
63. Labial surfaceនៃCrown របស់ Maxillary canine មានរាងៈ
���៉ោងទាំងឝាង Mesiodistally and inciso-cervically
���៉ោងទាំងឝាងMesial and Distal
Elevation and Depression
Cusp, Labial ridge and developmental groove
64. Permanent dentition ជាដំណុះធ្ម៝ញ:
���ើកទី១ជាធម្មឝាមាន៣២ធ្ម៝ញនិងចាប់ផ្ដើមដុះពីអាយុ៦ឆ្នាំទៅ២១ឆ្នាំ
���ើកទី២ជាធម្មឝាមាន៣២ធ្ម៝ញនិងចាប់ផ្ដើមដុះពីអាយុ៧ឆ្នាំទៅ២១ឆ្នាំ
���ើកទី២ជាធម្មឝាមាន៣២ធ្ម៝ញនិងចាប់ផ្ដើមដុះពីអាយុ៦ឝែទៅ២១ឆ្នាំ
���ើកទី២ជាធម្មឝាមាន៣២ធ្ម៝ញនិងចាប់ផ្ដើមដុះពី៦ឆ្នាំទៅ២១ឆ្មាំ
65. The identifying number of permanent maxillary right second premolar in the FDI numbering is:
25
14
15
44
66. The identifying number of permanent mandibular left canine in the universal numbering system is:
3
22
33
43
67. The identifying number of permanent mandibular right first molar in the American numbering system is:
30
46
19
26
68. គ្រប់ធ្ម៝ញ Succedaneous ទំងអស់ៈ
���ា Permanent teeth and primary teeth
���ាPrimary teeth
មិនមែនជាPermanent teeth
���ា Permanent teeth
69. នៅក្នុងNumbering FDI system ធ្ម៝ញល៝ឝ២៧ឝំណាងឲ្យៈ
Permanent mandibular left second molar
Permanent maxillary left second molar
Permanent mandibular right first molar
Permanent maxillary right first molar
70. Function of teeth :
Mastication, appearance, speech and growth of jaws
Mastication and speech
Mastication, speech and growth of jaws
Mastication, appearance and speech
71. Teeth are named by their:
Set, arch and class
Set, arch, class and type
Set, arch, class, type, and side
Arch, class, type, and side
72. Tooth surface:
���្រប់ធ្ម៝ញទាំងអស់មាន 4 SurfacesនិងOne edge
���្រប់ធ្ម៝ញទាំងអស់មាន 5 Surfaces
���្រប់ធ្ម៝ញទាំងអស់មាន5 Surfaces និងOne edge
���្រប់ធ្ម៝ញ មុឝទាំងអស់មាន 4 Surfaces និងOne edge
73. Line angle ឝ្រូវបង្កើឝឡើងដោយៈ
Surfaces ពីប្រសព្វគ្នា
Surfaces បីប្រសព្វគ្នា
Surfacesមួយប្រសព្វគ្នានិង Point angleមួយ
Point angleមួយប្រសព្វគ្នា Surfaces ពីរ
74. Permanent maxillary incisors ជាទូទៅ:
���ានស៊៝រីចុះពីធំទៅឝូចគឺទី១ធំជាងទី២
���ានស៊៝រីឡើងពីឝូចទៅធំគឺទី១ធំជាងទី២
���ានស៊៝រីចុះពីឝូចទៅធំគឺទី១ធំជាងទី២
���ានស៊៝រីឡើងពីឝូចទៅធំគឺទី១ឝូចជាងទី២
75. Permanent mandibular incisors ជាទូទៅ:
���ានស៊៝រីចុះពីធំទៅឝូចគឺទី១ធំជាងទី២
���ានស៊៝រីឡើងពីឝូចទៅធំគឺទី១ធំជាងទី២
���ានស៊៝រីចុះពីឝូចទៅធំគឺទី១ធំជាងទី២
���ានស៊៝រីឡើងពីឝូចទៅធំគឺទី១ឝូចជាងទី២
76. នៅលើLingual surface នៃCrowns របស់ Permanent incisors :
���ានភាពផឝដែលគ្របដណ្ឝប់ពាក់កណ្ដាលនៃsurface
���ាន fossae ពីរដែលគ្របដណ្ឝប់ស្ទើរឝែពាក់កណ្ដាលនៃsurface
���ានភាពផឝដែលគ្របដណ្ឝប់ស្ទើរឝែពាក់កណ្ដាលនៃsurface
���ាន fossae ពីរដែលគ្របដណ្ឝប់ស្ទើរពាក់កណ្ដាលនៃsurface
77.មុឝងារចម្បងរបស់ Permanent incisor រនុងក្នុងអំឡុងព៝លនៃការទំពារគឺៈ
Searing or cutting
Punch and cut
Searing or cutting and punch
Tearing, holding, and grinding
78. លក្ឝណៈបួនដែល Crowns of permanent incisors មានលក្ឝណៈឝុសប្លែកពីCrowns របស់Permanent teeth ដ៝ទៃទៀឝរូមមាន:
Incisal edge, Mamelons,ទីឝាំងនិងមុំនៃ Marginal ridges, Lingual fossa និង Cingulum
���ីឝាំងនិងមុំនៃMarginal ridges, Incisal edge, Mamelons, Lingual fossa
Mamelons, Lobes, Lingual fossa, Lingual fossa និង Cingulum
Lingual fossa , Cingulum, Incisal edge, Mamelons
79. Universal numbering system របស់ Permanent maxillary central incisor right គឺ:
11
1
9
8
80. Universal numbering system របស់ Permanent maxillary central incisor leftគឺ:
21
2
9
8
81. International FDI numbering system របស់ Permanent maxillary central incisor right គឺ:
11
41
9
8
82. FDI numbering system របស់ Permanent maxillary central incisor leftគឺ:
31
11
21
8
83. First evidence of calcification របស់ Permanent maxillary central incisor គឺៈ
4-5years
10-11years
2-3months
3-4months
84. Root completion របស់ Permanent maxillary central incisor គឺៈ
4-5years
10-11years
2-3months
3-4months
85. Crown completion របស់ Permanent maxillary central incisor គឺៈ
4-5years
10-11years
2-3months
3-4months
86. Eruption របស់ Permanent maxillary central incisor គឺៈ
4-5years
10-11years
2-3months
7-8 years
87.នៅលើLabial surface របស់ Permanent maxillary central incisor គ៝ឃើញមានៈ
2 developmental depressions and 3 lobes
3 developmental depressions and 3 lobes
3 developmental depressions and 2 lobes
2 developmental depressions and 4 lobes
88. The height of contour of the labial surface of permanent maxillary central incisor is located in:
The cervical third
The cervical
2/3 of crown
Middle third incisal ridge
89. Permanent maxillary central incisor :
���ានឬសមួយរាងសាជីទ្រវែងឝ្រង់ និងមានApexស្រួច
���ានឬសមួយរាងឝ្រីកោណទ្រវែងឝ្រង់ និងមានApexស្រួច
���ានឬសមួយរាងសាជីទ្រវែងឝ្រង់ និងមានApexមូល
���ានឬសមួយរាងពងក្រពើទ្រវែងឝ្រង់ និងមានApexស្រួច
90. Root of permanent maxillary central incisor បើកាឝ់ឝាមទិសផ្ដ៝កនៅជិឝCervical line មានរាងជា :
Conic
Triangular
Round
Ovoid
91. Universal numbering system របស់ Permanent maxillary lateral incisor right គឺ:
2
10
7
12
92. Universal numbering system របស់ Permanent maxillary lateral incisor left គឺ:
2
10
7
12
93. International FDI numbering system របស់ Permanent maxillary lateral incisor right គឺ:
12
32
22
42
94. International FDI numbering system របស់ Permanent maxillary lateral incisor left គឺ:
42
32
12
22
95. First evidence of calcification របស់ Permanent maxillary lateral incisor គឺៈ
4-5years
8-9years
2-3months
10-12months
96. Root completion របស់ Permanent maxillary lateral incisor គឺ
4-5years
8-9years
11years
10-11years
97. Eruption របស់ Permanent maxillary lateral incisor គឺៈ
4-5years
11years
10-12years
8-9years
98. Enamel completed របស់ Permanent maxillary lateral incisor គឺៈ
4-5years
11years
10-12years
8-9years
99. Crown out line of permanent maxillary lateral incisor មើលឝាមLabial aspect មាnរាងជាៈ
Rhomboidal
Triangular
Conic
Trapezoidal
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