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

There are 2 division of centric contact:

a. Buccal and lingual

b. Upper and lower

c. None of all above

d. Anterior and posterior centric contact

2 / 60

Maxillary facial and mandibular lingual cusps require sufficient occlusal length and horizontal overlap for:

a. Centric stability

b. Chewing efficiency

c. Soft tissue protection

d. Esthetics

3 / 60

តើ Plan de comper ជាប្លង់ដូចម្ដេច?

a. ជាប្លង់ឈរ

b. ជាប្លង់ដេក

c. កាត់តាមផ្នែកខាងលើនៃរន្ធត្រចៀក និង ផ្នែកខាងក្រោមនៃរន្ធគ្រាប់ភ្នែក

d. ជាប្លង់ដែលកាត់តាមផ្នែកខាងលើនៃ Tragus និង ចំនុចមួយក្រោមច្រមុះ

4 / 60

What is A? :

a. The articular capsule

b. The articular eminence

c. Mandibular fossa

d. Mandibular condyle

5 / 60

The INCORRECT statement of Maxillary fist molar:

a. Tubercal Galabelly

b. Eruption at the age of 6 years old

c. Lingual functional cus

d. Has 2 root

6 / 60

The maxillary teeth which have single antagonist are__________?

a. Third molars

b. Permanent canines

c. Permanent central incisors

d. Lateral incisors

7 / 60

តើ mecanique masticatoire ជាប្រព័ន្ធនៃការធ្វើចលនារវាងឆ្អឹងអ្វីខ្លះ?

a. ឆ្អឹងថ្គាមក្រោម ឆ្អឹងថ្គាមលើ និង articulation temporo mandibular

b. ឆ្អឹងថ្គាមក្រោម និង ឆ្អឹង Granio-facial

c. ឆ្អឹងថ្គាមលើ និង ឆ្អឹង Granio-facial

d. ឆ្អឹងថ្គាមក្រោម និង ឆ្អឹងថ្គាមលើ

8 / 60

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

a. Comfortable function

b. Stable TMJs

c. Uncomfortable function

d. Maintainably healthy teeth

9 / 60

Desmodont is another name for_____________?

a. periodontal ligament

b. The tooth with one wall pocket

c. Dehiscence

d. Tooth with three walled pocket

10 / 60

តើពពួកធ្មេញថ្គាមតូចនិងធំអាចទទួលរងនូវកម្លាំងពីមធ្យមទៅអតិបរិមាយ៉ាងដូចម្ដេច?

a. 30kg – 40kg

b. 20kg – 40kg

c. 40kg – 80kg

d. 40kg – 60kg

11 / 60

តើ Plan sagittal មានស្ថានភាពដូចម្ដេច?

a. ពីឆ្វេងទៅស្ដាំ

b. ជាចំណែកលើ និង ក្រោម

c. ចំកណ្ដាលពីមុខទៅក្រោយ

d. ជាចំណែកមុខ និង ក្រោយ

12 / 60

What is A? :

a. Mandibular condyle

b. The articular capsule

c. The articular disc

d. Mandibular fossa

13 / 60

តើ Coefficients នៃធ្មេញថ្គាមផុតក្រោមមានប៉ុន្មាន?

a. ៤-៦

b. ៤

c. ៦

d. ៣

14 / 60

In occlusion the teeth have:

a. Cusp to cusp contact

b. Edge to edge contact

c. Surface to surface contact

d. Marginal contact

15 / 60

តើមាន Maxillaire ប៉ុន្មានដែលទ្រក្រាសធ្មេញ?

a. ២

b. ៣

c. ១

d. ៤

16 / 60

The very best, most naturally beautiful esthetics does not require guesswork if :

a. patient’s satisfaction is well understood

b. the relationship between anatomic harmony and functional harmony is understood

c. the relationship between materials of choice is understood

d. the relationship between anatomic harmony and functional harmony is not understood

17 / 60

Teeth with combination of functional mobility and widened periodontal ligament space were found to
have:

a. Deeper probing depth, more clinical attachment loss and less radiographic bone support and non-mobile teeth.

b. Deeper probing depth, no clinical attachment loss and less radiographic bone support and non-mobile teeth

c. Normal probing depth, more clinical attachment loss and less radiographic bone support and non-mobile teeth.

d. Deeper probing depth, no clinical attachment loss and Normal probing depth

18 / 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. Symptom

b. Disease and Signe

c. Signe

d. Disease

19 / 60

តើក្រាសធ្មេញ និង មាត់មានតួនាទីដូចម្ដេច?

a. ការពារសិរីរាង្គ

b. បង្កើតជាលិកា

c. គ្រប់គ្រងចលនាសិរីរាង្គ

d. ទទួលចិញ្ចឹមសរីរាង្គទាំងមូល

20 / 60

តើ Coefficients នៃធ្មេញចង្គូមមានប៉ុន្មាន?

a. ៣

b. ២

c. ៦

d. ៤

21 / 60

តើ Luxations Temporo-mandibulaire មានផលលំបាកអ្វី?

a. ការឈឺចាប់ នៅក្នុងក្រាសធ្មេញក្រោម

b. ការចុករោយ ក្នុងសន្លាក់ឆ្អឹងថ្គាម

c. ការឈឺចាប់ក្នុងក្រាសធ្មេញលើ

d. ការចុករោយ សាច់ដុំ Temporal

22 / 60

តើ Muscles Diduteurs មានមុខងារធ្វើអ្វី?

a. ធ្វើអោយចង្ការទាញថយក្រោយ

b. ធ្វើអោយមាត់ចំហ

c. ធ្វើអោយមាត់បិត

d. ធ្វើអោយចង្ការរុញទៅមុខ

23 / 60

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

a. Curve of Spee

b. Catenary curve

c. Wilson curve

d. Monson curve

24 / 60

In the intercuspal position, the lingual cusp of maxillary 2nd premolar contacts the:

a. Distal marginal ridge of mandibular 1st premolar

b. Distal marginal ridge of mandibular 2nd molar

c. Mesial fossa of mandibular 1st molar

d. Distal fossa of mandibular 2nd premolar

25 / 60

តើកម្លាំងឆ្លើយតបស្ថិតនៅទីណា?

a. នៅលើសាច់ដុំទំពារ

b. នៅលើឆ្អឹងថ្គាមលើ

c. នៅលើឆ្អឹងថ្គាមក្រោម

d. នៅលើសន្លាក់ឆ្អឹងថ្គាម

26 / 60

Masticatory system consists of net:

a. 1 main component

b. 3 main components

c. 2 main components

d. 4 main components

27 / 60

Erosion is tooth surface loss due:

a. missed handling of tooth brushing

b. to chemical or electrochemical action. It can be endogenous or exogenous.

c. to chemical or electrochemical action. It can be only endogenous.

d. tooth-to-tooth friction

28 / 60

The key to occlusion is:

a. Maxillary primary second molar

b. Maxillary primary first molar

c. Maxillary permanent first molar

d. Maxillary permanent second molar

29 / 60

តើកម្លាំង Physio Mecanic ស្ថិតនៅទីណា?

a. នៅលើថ្គាមក្រោម

b. នៅថ្គាមលើ

c. នៅលើសាច់ដុំទំពារ

d. នៅលើសន្លាក់ថ្គាម

30 / 60

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

a. Buccal side

b. Lingual side

c. Distal side

d. Mesial side

31 / 60

តើ Les muscles masticateurs មានមុខងារយ៉ាងដូចម្ដេច?

a. ធ្វើចលនានៃបបូរមាត់

b. ធ្វើចលនាទំពារនៃថ្គាមក្រោម

c. ធ្វើចលនាទំពារនៃថ្គាមលើ

d. ធ្វើចលនានៃអណ្ដាត

32 / 60

តើលោក Akerman អោយ Confficient ចំពោះធ្មេញ Dent de sagesse ប៉ុន្មាន?

a. ៥-៦

b. ៤-៥

c. ២-៥

d. ៣-៤

33 / 60

The role of functional cusps is :

a. Quiding cusps

b. Sharing cusps

c. Main role of mastication

d. None of all above

34 / 60

the point of picture below is called :

a. Vertical dimension

b. Centric relation

c. Ideal Centric Contact

d. Centri occlusion

35 / 60

តើចលនានៃការទំពារជាអ្វី?

a. ជាសកម្មភាពនៃក្រាសធ្មេញ

b. ជាសកម្មភាពរបស់ថ្គាមក្រោម

c. ជាសកម្មភាពរបស់សាច់ដុំ

d. ជាសកម្មភាពដែលឆ្លើយតបទៅនឹងកម្លាំងទំពារ

36 / 60

Centric occlusion happened when :

a. the jaw joint in a centric relation (CR)

b. the jaw joint in a adapt centric relation

c. All above

d. Canine guided

37 / 60

There are good reasons why general practitioners should learn principles of occlusal harmony for :

a. Predictable diagnosis, patient uncomforted, restorative longevity, occlusal stability and non-accurate treatment plant.

b. Predictable diagnosis, patient comfort, restoration longevity, occlusal stability, and accurate treatment plant.

c. Predictable diagnosis, patient comfort, restoration longevity, occlusal stability, and non-accurate treatment plant.

d. Predictable diagnosis, patient uncomforted, restoration longevity, occlusal stability, and accurate treatment plant.

38 / 60

The TMJ is:

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

b. a synovial bilateral 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 3 functional patterns.

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

39 / 60

The masticatory system, a functional unit of the body is primarily responsible for:

a. Chewing, opening and swallowing

b. Chewing, speaking and swallowing

c. Speaking, swallowing and opening

d. ewing, closing and speaking

40 / 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 or parafunction

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

d. as the contact relation of the teeth in function

41 / 60

តើ Plan horizontal ជាប្លង់ដូចម្ដេច?

a. ឈរ

b. ដេក

c. ស្របនឹងប្លង់ Sagittal

d. ទ្រេត

42 / 60

តើ Hinge axis ជាបន្ទាត់យ៉ាងដូចម្ដេច?

a. ផ្ទៃខាងលើនៃរន្ធត្រចៀកឬាំងពី

b. Tragus ទាំងពីរ

c. កាត់តាមចំណុចកណ្ដាលនៃ Condyle ទាំងពីរ

d. Ala នៃច្រមុះ

43 / 60

This picture show:

a. non off all above

b. Erosion

c. Abrasion

d. Attrition

44 / 60

តើមួយណាជារូបមន្ដនៃច្បាប់ញូតុនទី២?

a. F=μ÷d

b. F=m×a

c. F=w÷d

d. F=m×g

45 / 60

តើ Muscles Abaisseurs ជា Muscles អ្វី?

a. Masseter

b. temporal

c. pterygoidien intern

d. Masticateur

46 / 60

When a molar has no opposing tooth, it can become_______________?

a. Extruded

b. Intruded

c. Protruded

d. Retruded

47 / 60

Curve of Wilson is:

a. a curve that contact the lingual

b. a curve that contact the buccal and lingual

c. a curve that contact the upper and the lower teeth

d. a curve that contact the buccal

48 / 60

What is A?:

a. Lateral ligament

b. Sphenomandibular ligament

c. Stylomandibular ligament

d. Capsul

49 / 60

តើ Plan sagittal ជាប្លង់ដូចម្ដេច?

a. ឈរ

b. ទ្រេត

c. ស្របប្លង់ Occlusion

d. ដេក

50 / 60

What is the classification of occlusion (based on mandibular position)?:

a. Centric and Ecentric occlusion

b. Centric occlusion and centric relation

c. Centric relation

d. Centric occlusion

51 / 60

In normal occlusion , with which grooves / surface of the permanent mandibular first molar does the mesiobuccal cusp of the permanent maxillary first molar occlude______________?

a. Transverse groove

b. Distobuccal groove

c. Mesial surface

d. Mesiobuccal surface

52 / 60

ក្រាសធ្មេញ និង មាត់មានសារះប្រយោជន៍ប៉ុន្មានយ៉ាងធំៗ?

a. ២ យ៉ាង

b. ៥ យ៉ាង

c. ៣ យ៉ាង

d. ៦ យ៉ាង

53 / 60

TMJ articulation anatomy consist of :

a. 5 main parts

b. 4 main parts

c. 3 main parts

d. 6 main parts

54 / 60

តើនៅក្នុងសកម្មភាពធម្មតារបស់ក្រាសធ្មេញដែលពេញល្អវាមានលំនឹងរវាងកម្លាំងប៉ុន្មាន?

a. ២

b. ១

c. ៣

d. ៤

55 / 60

Masticatory system in general consists of three main component :

a. Teeth, Periodontal tissue and Enamel

b. Teeth, Tongue, and check

c. Teeth, Periodontal tissue and Occlusion

d. Teeth, Tongue and Enamel

56 / 60

Patients lose their teeth in:

a. 4 ways

b. 2 ways

c. 3 ways

d. 1 way

57 / 60

Attrition wear lower anterior teeth might cause by :

a. Over conturing of prothesis or any restoration on the palatal surface of upper maxillary incisor.

b. Non all of above

c. Over conturing of prothesis or any restoration on the buccal surface of upper maxillary incisor.

d. Over conturing of prothesis or any restoration occlusal surface of upper maxillary incisor.

58 / 60

An articular disc separate the articular surfaces so 2 :

a. 2 cavities are present

b. 5 cavities are present

c. 4 cavities are present

d. 3 cavities are present

59 / 60

Group function occlusion is common in:?

a. 10-14 years

b. Edentulous patients

c. 15-25 years

d. Above 30 years

60 / 60

The #1 factor associated with discomfort within masticatory system structures. This includes
pain/discomfort in the musculature, the teeth, and the region of the temporomandibular joints (TMJs). :

a. Muscle pain

b. Articular pain

c. Occlusal disease

d. Temporomandibular disorder (TMD)

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និស្សិតអាចប្រាប់មកកាន់ពួកយើងបានដើម្បីកែកំហុស ឬអំពីបញ្ហាដោយអចេតនាណាមួយដែលកើតមានកំឡុងពេលធ្វើតេស្ត