Dental Occlusion Test

2 votes, 5 avg

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.

1 / 60

តើសាច់ដុំអ្វីដែលធ្វើអោយមាត់បើក?

a. pterygoidien

b. genio – hyoidien

c. Diduteur

d. Elevateur

2 / 60

តើចលនានៃការទំពារជាអ្វី?

a. ជាសកម្មភាពដែលឆ្លើយតបទៅនឹងកម្លាំងទំពារ

b. ជាសកម្មភាពនៃក្រាសធ្មេញ

c. ជាសកម្មភាពរបស់ថ្គាមក្រោម

d. ជាសកម្មភាពរបស់សាច់ដុំ

3 / 60

តើកម្លាំងអ្វីដែលធ្វើអោយថ្គាមក្រោមមានចលនា?

a. កម្លាំងអតិបរមា

b. កម្លាំងមធ្យម

c. កម្លាំង Physio mechanic

d. កម្លាំងឆ្លើយតប

4 / 60

If a permanent first molar is lost, the permanent second molar drifts to the:

a. Buccal side

b. Distal side

c. Mesial side

d. Lingual side

5 / 60

The incisal edges and the incisal thirds of facial surfaces of mandibular incisors and canines generally oppose lingual surfaces of maxillary incisor and canines:

a. Immediately incisal to cingulam

b. At the linguo cervical ridges

c. Within the incisal thirds

d. At the junction of middle and cervical thirds

6 / 60

តើប្រដាប់ទំពារមានប៉ុន្មានផ្នែកសំខាន់ៗ?

a. ៤

b. ៣

c. ២

d. ៥

7 / 60

តើតាមទ្រឹស្ដីរបស់លោក Duchange Coefficient របស់ Incisive Central Superior ប៉ុន្មាន?

a. ២

b. ៤-៦

c. ៤

d. ៣

8 / 60

In centric occlusion, the cusp tip of the maxillary canine is in alignment with which mandibular tooth_____________?

a. Distal ridge of the cusp of mandibular canine

b. Mesial ridge on the facial cusp of mandibular first premolar

c. Incisal embrasure of canine and premolar

d. Facial embrasure of canine and premolar

9 / 60

This picture show of unstable dental occlusion which is cause

a. Muscle

b. Orthodontic treatment

c. Posteror interferences

d. Anterior interferences

10 / 60

តើមួយណាជារូបមន្ដនៃច្បាប់ញូតុនទី២?

a. F=m×a

b. F=m×g

c. F=w÷d

d. F=μ÷d

11 / 60

Maximum contact between occlusal surfaces, of maxillary and mandibular teeth occur during________________?

a. Protrusive contacts

b. Laterotrusive contacts

c. Rest position

d. Centric occlusion

12 / 60

Name of the line in the picture below :

a. Curve of spee

b. Curve of Wilson

c. Functional cusp

d. Non-centric cusp

13 / 60

What is A? :

a. The articular capsule

b. Mandibular condyle

c. Mandibular fossa

d. The articular disc

14 / 60

តើ Espace liber ជាគម្លាតអ្វី?

a. បបូរមាត់លើ និងក្រោម

b. Distal ទៅ Mesial នៃធ្មេញ Central

c. ពីធ្មេញមួយ ទៅធ្មេញមួយ

d. ធ្មេញមុខលើ និង ក្រោម

15 / 60

Chewing circle has :

a. 4 Phases

b. 5 Phases

c. 2 Phases

d. 3 Phases

16 / 60

Occlusal disease is :

a. most commonly missed diagnosis, instability of orthodontic treatment and the #1 reason for tooth soreness and hypersensitivity

b. most commonly missed diagnosis, stability of root canal treatment and the #1 reason for tooth soreness and hypersensitivity

c. most commonly missed diagnosis, instability of root canal treatment and the #1 reason for tooth soreness and hypersensitivity

d. most commonly missed diagnosis, stability of orthodontic treatment and the #1 reason for tooth soreness and hypersensitivity.

17 / 60

The inner aspect of the capsule line :

a. Lower join cavity

b. Articular disc

c. Synovial membrane

d. Mandibular fossa

18 / 60

កម្លាំងទំពារជាអ្វី?

a. ជាសកម្មភាពរបស់សាច់ដុំទំពារ

b. ជាចលនា

c. ជាសកម្មភាពនៃឆ្អឹងថ្គាម

d. ជាបុព្វហេតុដើមនៃចលនាទំពារ

19 / 60

Elevation movement of mandible caused by :

a. Lateral pterygoid assisted by Medial pterygoid

b. Lateral Pterygoid and Masseter

c. Posterior fiber of temporal, deep part of masseter, genoihyoid and digastric

d. Temporalis, masseter, medial pterygoid

20 / 60

តើ Muscles elévateur ជាសាច់ដុំដែលមានមុខងារដូចម្ដេច?

a. លើកថ្គាមក្រោមឡើង

b. រុញចង្គោមទៅក្រោយ

c. រុញចង្គោមទៅមុខ

d. ទំលាក់ថ្គាមចុះក្រោម

21 / 60

When the conlyle-disk assemblies at most superior anterior portion as in the picture is defined as

a. Centric relation

b. Centric point

c. Centric occlusion

d. Centric Contact

22 / 60

When doing anterior protrusion :

a. Lateral ligament

b. Capsul

c. Stylomandibular ligament

d. Sphenomandibular ligament

23 / 60

Curve passing through the buccal and lingual cusp tips of the mandibular buccal teeth is______________?

a. Wilson curve

b. Caternary curve

c. Curve of spee

d. Mansoon curve

24 / 60

This picture show:

a. non off all above

b. Abrasion

c. Erosion

d. Attrition

25 / 60

តើលោក Akerman អោយ Confficient ចំពោះធ្មេញ Dent de sagesse ប៉ុន្មាន?

a. ២-៥

b. ៣-៤

c. ៤-៥

d. ៥-៦

26 / 60

Normal dentition in centric occlusion, opposing contact may be expected at_____________?

a. Buccal slopes of lingual cusps of maxillary posterior teeth

b. Buccals slopes of buccal cusps of maxillary posterior teeth

c. All slopes of lingual cusps of mandibular posterior teeth

d. Lingual slopes of lingual cusps of mandibular posterior teeth

27 / 60

Destroyed Dentition is one of the most demanding occlusal problems to treat, delay of treatment might
result in :

a. severe wear, fractured maxillary and mandibular teeth, and elongated alveolar processes

b. wear, fractured maxillary and mandibular teeth,

c. severe wear, fractured maxillary, and elongated alveolar processes

d. wear, elongated alveolar processes and fractured mandibular teeth

28 / 60

The role of Non-functional cusps is :

a. guiding cusp

b. protection from check biting

c. All above

d. food sharing

29 / 60

តើគម្លាតរវាងធ្មេញមុខលើ និង ក្រោមហៅថា Espaceliber មានប្រវែងប៉ុន្មាន?

a. 2-3mm

b. 1-2mm

c. 3-4mm

d. 3-5mm

30 / 60

តើកម្លាំងវិចទ័រខុសគ្នាត្រង់ណា?

a. ត្រង់គល់វិចទ័រ

b. ត្រង់ទិស

c. ត្រង់ម៉ូឌុល

d. ត្រង់មុំ

31 / 60

The Chewing cycle consists of 3 phase in order:

a. All of above

b. Opening, occlusal, and intercuspal phase

c. Opening, closing, and occlusal or intercuspal phase

d. Occlusal or intercuspal, opening, and close

32 / 60

According to Grippo, it is now apparent that deformation of tooth structure results from three basic
physical and chemical mechanisms that can act alone or in combination:

a. Stress, Eating, and Corrosion

b. Stress, Deformation, and Corrosion

c. Stress, Friction, and Corrosion

d. Stress, Deformation and Friction

33 / 60

Over jet is defined as______________?

a. Vertical overlap

b. Horizontal overlap

c. All the above

d. Transverse plane discrepancy

34 / 60

In an ideal occlusion buccal cusps of maxillary teeth, occlude with:

a. Grooves and embrasures

b. Fossa and ridges

c. Lingual cusps of mandibular teeth

d. Occlusal pits and fissures of mandibular teeth

35 / 60

តើធ្មេញដែលមានសកម្មភាពរស់រវើកបានដោយសារអ្វី?

a. articulation

b. tendon

c. Alvéolaire

d. ligament

36 / 60

តើ Coefficients នៃធ្មេញចង្គូមមានប៉ុន្មាន?

a. ៦

b. ៤

c. ៣

d. ២

37 / 60

Many problems of discomfort are related to occlusal disharmony for example teeth that are sensitive to hot
or cold after a restoration is placed are frequently symptomatic because:

a. of a non-smooth restoration or a vertical under load from a new restoration

b. of a non-smooth restoration or a vertical overload from a new restoration

c. a deflective incline interference or a vertical under load from a new restoration

d. a deflective incline interference or a vertical overload from a new restoration

38 / 60

Facial occlusal line in the maxillary arch is formed by_______________?

a. Non- supporting cusps

b. Stamp cusps

c. Centric holding cusps

d. Supporting cusps

39 / 60

the point of picture below is called :

a. Vertical dimension

b. Ideal Centric Contact

c. Centri occlusion

d. Centric relation

40 / 60

Which one is the incorrect statement of the complete dentistry?:

a. Comfortable function

b. Maintainably healthy teeth

c. Stable TMJs

d. Uncomfortable function

41 / 60

There are 2 division of centric contact:

a. Anterior and posterior centric contact

b. Upper and lower

c. Buccal and lingual

d. None of all above

42 / 60

A common cause of hypersensitivity is occlusal overload especially on a vital tooth that can be :

a. Chronic pulpitist

b. Pulpal hyperemia or tooth creak

c. Pulp cavity disease

d. None of all

43 / 60

តើ mecanique masticatoire ជាប្រព័ន្ធនៃការធ្វើចលនារវាងឆ្អឹងអ្វីខ្លះ?

a. ឆ្អឹងថ្គាមក្រោម និង ឆ្អឹង Granio-facial

b. ឆ្អឹងថ្គាមក្រោម និង ឆ្អឹងថ្គាមលើ

c. ឆ្អឹងថ្គាមក្រោម ឆ្អឹងថ្គាមលើ និង articulation temporo mandibular

d. ឆ្អឹងថ្គាមលើ និង ឆ្អឹង Granio-facial

44 / 60

The TMJ is:

a. a synovial bilateral joint that permits the mandible to move as a unit with 3 functional patterns.

b. a synovial trilateral joint that permits the mandible to move as a unit with 2 functional pattern (gliding and hinge moment)

c. a synovial bilateral joint that permits the mandible to move as a unit with 2 functional pattern (gliding and hinge moment)

d. a synovial mono-lateral joint that permits the mandible to move as a unit with 2 functional pattern (gliding and hinge moment)

45 / 60

តើចលនានៃការទំពារជាអ្វី ?

a. ជាសកម្មភាពរបស់សាច់ដុំ

b. ជាសកម្មភាពរបស់ថ្គាមក្រោម

c. ជាសកម្មភាពដែលឆ្លើយតបទៅនឹងកម្លាំងទំពារ

d. ជាសកម្មភាពនៃក្រាសធ្មេញ

46 / 60

In occlusion the teeth have:

a. Surface to surface contact

b. Edge to edge contact

c. Cusp to cusp contact

d. Marginal contact

47 / 60

តើកម្លាំងទំពារជាកម្លាំងយ៉ាងដូចម្ដេច?

a. ជាកម្លាំងបានមកពីឆ្អឹងថ្គាមក្រោម articulation temporo-mandibulaire និង ជួយដោយកម្លាំងសាច់ដុំទំពារ

b. ជាកម្លាំងបានមកពីឆ្អឹងថ្គាមលើ articulation temporo-mandibulaire

c. ជាកម្លាំងបានមកពីឆ្អឹង Granio-facial និង សាច់ដុំទំពារ

d. ជាកម្លាំងបានមកពីឆ្អឹងថ្គាមក្រោម និង សាច់ដុំទំពារ

48 / 60

The Non-functional cusps of Upper Posterior teeth located at :

a. Distal area

b. Lingual area

c. Mesial area

d. Buccal cusp

49 / 60

Curve passing through the buccal and lingual cusp tips of the mandibular buccal teeth is:

a. Catenary curve

b. Curve of Spee

c. Wilson curve

d. Monson curve

50 / 60

The differences between Causative factor and contributing factor :

a. Causative factor is not trigger point that cause disease while a contributing factor does not by itself cause the disease

b. Causative factor is a trigger point that cause disease while a contributing factor does not by itself cause the disease

c. Causative factor is a trigger point while a contributing factor causes the disease

d. Causative factor is not trigger point while a contributing factor causes the disease A

51 / 60

Maxillary facial and mandibular lingual cusps require sufficient occclusal length and horizontal overlap for_____________?

a. Chewing efficiency

b. Soft tissue protection

c. Esthetics

d. Centric stability

52 / 60

Dental occlusion is defined:

a. as the contact relation of the teeth in parafunction

b. as the contact relation of the teeth in function

c. as the contact relation of the teeth in function or parafunction

d. as the contact relation of the articular in function or parafunction

53 / 60

តើមុខមាត់ដែល Hysmetrique មានសភាពយ៉ាងដូចម្ដេច?

a. សាច់ដុំគូ មានកម្លាំងស្របគ្នា

b. សាច់ដុំគូ មានកម្លាំងស្មើគ្នា

c. សាច់ដុំគូ មានកម្លាំងប្រហាក់ប្រហែល

d. សាច់ដុំគូ មានកម្លាំងមិនស្មើគ្នា

54 / 60

How many phases of the Chewing cycle?:

a. 5

b. 2

c. 3

d. 4

55 / 60

What are the parts of ecentric occlusion?:

a. Masseter

b. None of all

c. Centric occlusion

d. Functional and Non-functional

56 / 60

Which one is INCORRECT statement of Masseter muscle? :

a. Origin Maxillary process of Zygomatic bone and anterior 2/3 of the Zygomatic process of the maxilla

b. All of above

c. Action: protection and mouth opening.

d. Is the strongest muscle in our bodies

57 / 60

The failure of the adaptive mechanism of and organism to counteract adequately the stimuli or stresses
resulting in disturbance in function or structure of any part, organ or system of the body is called :

a. Disease

b. Disease and Signe

c. Signe

d. Symptom

58 / 60

The maxillary teeth which have single antagonist are:

a. Permanent central incisors

b. Third molars

c. Lateral incisors

d. Permanent canines

59 / 60

One noticeable characteristic of Erosion that present on enamel surface is :

a. Smooth edge of enamel

b. Sharp edge of dentin

c. Smooth edge of dentin

d. Sharp edge of enamel

60 / 60

តើមាន Maxillaire ប៉ុន្មានដែលទ្រក្រាសធ្មេញ?

a. ៣

b. ៤

c. ២

d. ១

Your score is

The average score is 97%

Any comments?

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

និស្សិតអាចប្រាប់មកកាន់ពួកយើងបានដើម្បីកែកំហុស ឬអំពីបញ្ហាដោយអចេតនាណាមួយដែលកើតមានកំឡុងពេលធ្វើតេស្ត