Dental Anatomy Test

1 votes, 3 avg

282

You will have 60 minutes to complete all the questions. After the timer reaches 60 minutes, the exam will end and be saved automatically. Good luck! *Fingers crossed*

The timer has been reached. The exam has now been terminated and saved.

Dental Anatomy Test

1 / 60

តើ Lower primary second molar មានCuspids បី ដែលចែកដោយ ?

a. Sillon vestibulo-distal

b. Sillon vestibulo-mesio-distal

c. Sillon vestibulo-lingual

d. Sillon vestibulo-mesial

2 / 60

Pinkhame 1994 ចែក Dental arch នៃ primary teeth មាន:

a. 4 ប្រភេទ

b. 3 ប្រភេទ

c. 5 ប្រភេទ

d. 2 ប្រភេទ

3 / 60

តើ Lower Incisive central នៃ primary teeth មានប្រវែង?

a. 17 mm

b. 14 mm

c. 12 mm

d. 16 mm

4 / 60

ធ្មេញលេខ 63 នៃ primary teeth ជាធ្មេញ:

a. Upper left Canine

b. Lower left Incisive central

c. Lower left Incisive lateral

d. Lower left Canine

5 / 60

តើ Upper Incisive central នៃ primary teeth មានប្រវែង?

a. 10 mm

b. 11 mm

c. 16 mm

d. 6 mm

6 / 60

តើ Upper primary first molar ដុះនៅអាយុប៉ុន្មាន ?

a. 36 Months

b. 12-16 Months

c. 6 Months

d. 24 Months

7 / 60

តើ Upper second molar នៃ primary teeth មាន root ប៉ុន្មាន?

a. 2

b. 5

c. 4

d. 3

8 / 60

Lower second molar នៃ primary teeth មាន:

a. Cusp 4

b. Cusp 3

c. Cusp 2

d. Cusp 5

9 / 60

តើ Lower Canine នៃ primary teeth មាន root ប៉ុន្មាន?

a. 2

b. 3

c. 4

d. 1

10 / 60

តើ Upper Incisive central នៃ primary teeth មានប្រវែងតួធ្មេញប៉ុន្មាន?

a. 6 mm

b. 7 mm

c. 10 mm

d. 8 mm

11 / 60

តើ Lower primary canine មើលពី Vestibular surface វាប៉ោងហើយកោងតាមទិស ?

a. Mesio-distal and Cervico-incisal

b. Occlusal surface

c. Cervico-incisal

d. Mesio-distal

12 / 60

តើ Lower primary second molar មើលពី mesial surface ប៉ោងពី ?

a. Mesial surface

b. Cervical line

c. Distal surface

d. Occlusal surface

13 / 60

តើ Lower primary second molar មើលពី Distal surface រាបស្មើតាមទិស ?

a. Occluso-cervial

b. Mesio-lingual

c. Vestibulo-lingual

d. Disto-lingual

14 / 60

Upper first molar នៃ primary teeth មាន:

a. Cusp 4

b. Cusp 5

c. Cusp 3

d. Cusp 2

15 / 60

តើ Upper Incisive lateral នៃ primary teeth មានប្រវែងរឹសធ្មេញប៉ុន្មាន?

a. 10.5 mm

b. 10 mm

c. 10.4 mm

d. 10.2 mm

16 / 60

Maxillary central incisor មាៃDistal outline of the crown

a. ប៉ោងតិចជាងខាងMesial outline

b. ដូចខាងMesial outline ដែរ

c. ប៉ោងជាងខាងMesial outline

d. ដូចខាង Incisal outline ដែរ

17 / 60

Root completion របស់ Permanent mandibular first premolar គឺៈ:

a. 12 Years

b. 10 – 12 Years

c. 13 years

d. 12- 13 years

18 / 60

បើមើលតាម Mesial surface នៃ Crown of Permanent maxillary first molar គេសង្កេតឃើញ Cervical outline:

a. Irregular and slightly convex toward the root

b. Irregular and slightly convex occlusally

c. Irregular and convex occlusally

d. Irregular and convex occlusally

19 / 60

International FDI numbering system របស់ Permanent maxillary second premolar right គឺ :

a. 25

b. 4

c. 13

d. 15

20 / 60

នៅពេលធ្វើ Cervical cross section នៅលើ Maxillary central incisor, Pulp cavity មានរាង:

a. មូលទ្រវែង

b. ត្រីកោណ

c. ពងក្រពើ

d. មូល

21 / 60

ក្នុងមួយជីវិតមនុស្ស មានដំណុះធ្មេញ:

a. លើកទីមួយឬទឹកដោះ

b. មួយលើក

c. លើកទីពីរឬអចិន្ដ្រៃយ៏

d. ពីរលើក

22 / 60

Crown length របស់ Permanent maxillary canine:

a. 9 mm

b. 10.5 mm

c. 9.5 mm

d. 10 mm

23 / 60

The height of contour of the labial surface of permanent maxillary lateral incisor is located in:

a. 2/3 of crown

b. The cervical third

c. Middle third incisal ridge

d. Near junction of incisal and middle third

24 / 60

លក្ខណៈបួនដែល Crowns of permanent incisors មានលក្ខណៈខុសប្លែកពី Crowns របស់Permanent teeth ដទៃទៀតរួមមាន:

a. Incisal edge, Mamelons, ទីតាំងនិងមុំនៃ Marginal ridges, Lingual fossa និង Cingulum

b. Lingual fossa , Cingulum, Incisal edge, Mamelons

c. ទីតាំងនិងមុំនៃ Marginal ridges, Incisal edge, Mamelons, Lingual fossa

d. Mamelons, Lobes, Lingual fossa, Lingual fossa និង Cingulum

25 / 60

American numbering system របស់ Permanent maxillary first premolar left គឺ ::

a. 14

b. 24

c. 34

d. 12

26 / 60

Root completion របស់ Permanent maxillary second premolar គឺៈ

a. 13-15 years

b. 12 – 13 years

c. 12-14 years

d. 12 years

27 / 60

Eruption របស់ Permanent maxillary first molar គឺៈ

a. At birth

b. 6 years

c. 6-7 years

d. 5 – 6 Years

28 / 60

Universal numbering system របស់ Permanent mandibular first molar right គឺ :

a. 36

b. 30

c. 46

d. 19

29 / 60

Universal numbering system របស់ Permanent maxillary second premolar right គឺ ::

a. 5

b. 15

c. 25

d. 4

30 / 60

Permanent dentition ជាដំណុះធ្មេញ:

a. លើកទី១ជាធម្មតាមាន ៣២ ធ្មេញ និង ចាប់ផ្ដើមដុះពីអាយុ៦ឆ្នាំទៅ ២១ ឆ្នាំ

b. លើកទី២ជាធម្មតាមាន ៣២ ធ្មេញ និង ចាប់ផ្ដើមដុះពីអាយុ៦ឆ្នាំទៅ ២១ ឆ្នាំ

c. លើកទី២ជាធម្មតាមាន ៣២ ធ្មេញ និង ចាប់ផ្ដើមដុះពីអាយុ៧ឆ្នាំទៅ ២១ ឆ្នាំ

d. លើកទី២ជាធម្មតាមាន ៣២ ធ្មេញ និង ចាប់ផ្ដើមដុះពីអាយុ៦ខែទៅ ២១ ឆ្នាំ

31 / 60

Permanent maxillary incisors ជាទូទៅ:

a. មានស៊េរីចុះពីតូចទៅធំគឺទី១ តូចជាងទី ២

b. មានស៊េរីឡើងពីធំទៅតូចគឺទី១ ធំជាងទី ២

c. មានស៊េរីចុះពីធំទៅតូចគឺទី១ ធំជាងទី ២

d. មានស៊េរីឡើងពីតូចទៅធំគឺទី១ ធំជាងទី ២

32 / 60

In which direction does the palatal root of the upper first molar usually curve towards:

a. Distal

b. Lingual

c. Mesial

d. Facial / buccal/

33 / 60

Crown completion របស់ Permanent mandibular central incisor គឺៈ

a. 6-8 years

b. 10 years

c. 4-5 years

d. 3-4 years

34 / 60

Enamel completion របស់ Permanent maxillary first premolar គឺៈ:

a. 5 – 6 years

b. 4 -5 years

c. 11 – 12 years

d. 10 – 11 years

35 / 60

In permanent maxillary central incisor, root completion takes place after birth at the age of:

a. 13 years

b. 8 years

c. 10 years

d. 7 years

36 / 60

Initial of calcification របស់ Permanent mandibular first premolar គឺៈ:

a. 3-4 years

b. 1.5 – 1.75 years

c. 2-2.5 years

d. 1 3⁄4 – 2 Years

37 / 60

FDI numbering system របស់ Permanent maxillary central incisor leftគឺ :

a. 21

b. 11

c. 8

d. 31

38 / 60

ឫសនៃ Permanent mandibular lateral incisor :

a. វែងនិងធំជាង Permanent mandibular central incisor

b. វែងតែតូចជាង Permanent mandibular central incisor

c. ខ្លីនិងតូចជាង Permanent mandibular central incisor

d. ខ្លីតែធំជាង Permanent mandibular central incisor

39 / 60

នៅពេលជ្វើ Cervical cross section នៅលើ Maxillary central incisor, Pulp cavity មានរាង៖

a. ពងក្រពើ

b. មូល

c. មូលទ្រវែង

d. ត្រីកោណ

40 / 60

Cervico-occlusal Length of Crown របស់ Permanent mandibular second premolar :

a. 8.3 mm

b. 8 mm

c. 8.2 mm

d. 8.5 mm

41 / 60

International FDI numbering system របស់ Permanent maxillary lateral incisor right គឺ :

a. 22

b. 12

c. 32

d. 42

42 / 60

The rounded eminences prominent in the newly erupted incisors on the incisal edges are called?

a. Tubercle

b. Cusps

c. Mamelons

d. Lobe

43 / 60

FDI numbering system របស់ Permanent maxillary third molar left គឺ :

a. 18

b. 38

c. 16

d. 28

44 / 60

Length over all របស់ Permanent mandibular lateral incisor:

a. 23.5 mm

b. 22 mm

c. 23 mm

d. 22.5 mm

45 / 60

Eruption របស់ Permanent mandibular canine គឺៈ:

a. 8 – 9 years

b. 11 -12 years

c. 6 – 7 years

d. 9 – 10 years

46 / 60

Mesiodistal diameter of crown at contact area របស់ Permanent maxillary first premolar :

a. 6.5 mm

b. 7 mm

c. 5.5 mm

d. 6 mm

47 / 60

Eruption របស់ Permanent maxillary canine គឺៈ

a. 11-12 years

b. 7-8 years

c. 9-10 years

d. 12-13 years

48 / 60

A Y, shaped occlusal groove is most likely to be present in which of the following teeth ?

a. Mandibular second premolar

b. Mandibular first premolar

c. Maxilllary second premolar

d. Maxilllary first premolar

49 / 60

Clinical crown of tooth is ?

a. Portion of tooth wich is covered by enamel

b. Portion of tooth may or may not correspond to clinical croun

c. Portion of tooth wich is visible in mouth

d. Portion crown of tooth wich is visible in mouth

50 / 60

Universal numbering system របស់ Permanent mandibular canine left គឺ ::

a. 22

b. 27

c. 43

d. 13

51 / 60

Universal numbering system របស់ Permanent mandibular second premolar left គឺ ::

a. 20

b. 35

c. 25

d. 14

52 / 60

Root length របស់ Permanent maxillary central incisor:

a. 12..5 mm

b. 13.5 mm

c. 12 mm

d. 13 mm

53 / 60

Crown completion របស់ Permanent mandibular first premolar គឺៈ:

a. 6 Years

b. 5 – 6 Years

c. 2-2.5 years

d. 3-4 years

54 / 60

Mesiodistal diameter of crown at contact area របស់ Permanent mandibular second premolar:

a. 7 mm

b. 7.2 mm

c. 6.5 mm

d. 6.2 mm

55 / 60

Enamel completed របស់ Permanent maxillary lateral incisor គឺៈ

a. 4-5 years

b. 11 years

c. 10-12 years

d. 8-9 years

56 / 60

បើមើលតាម Buccal surface នៃ Crown of Permanent maxillary first molar គេសង្កេតឃើញ Cervical outline:

a. Irregular and convex toward the root

b. Irregular and convex occlusally

c. Irregular and slightly convex toward the root

d. Irregular and slightly convex occlusally

57 / 60

Anatomical root of tooth is ?

a. Portion of root wich is not visible in mouth

b. Portion of tooth wich is covered with cementum

c. Portion of tooth wich is not visible in mouth

d. Portion of root is covered with cementum

58 / 60

Length of root ខាង lingual របស់ Permanent maxillary first molar:

a. 13 mm

b. 12.5 mm

c. 12 mm

d. 13.5 mm

59 / 60

Labio- or Bucco-lingual diameter at cervical line របស់ Permanent mandibular second premolar:

a. 7.3 mm

b. 7 mm

c. 8 mm

d. 8.3 mm

60 / 60

International FDI numbering system របស់ Permanent maxillary first premolar left គឺ:

a. 24

b. 14

c. 12

d. 34

Your score is

The average score is 75%

Any comments?

Any problems/errors or mistakes found while testing, please let us know for modification!

និស្សិតអាចប្រាប់មកកាន់ពួកយើងបានដើម្បីកែកំហុស ឬអំពីបញ្ហាដោយអចេតនាណាមួយដែលកើតមានកំឡុងពេលធ្វើតេស្ត