Dental Occlusion Test

2 votes, 5 avg

113

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

The role of Non-functional cusps is :

a. protection from check biting

b. food sharing

c. All above

d. guiding cusp

2 / 60

The key to occlusion is:

a. Maxillary primary second molar

b. Maxillary permanent second molar

c. Maxillary primary first molar

d. Maxillary permanent first molar

3 / 60

The maxillary teeth which have single antagonist are:

a. Third molars

b. Lateral incisors

c. Permanent canines

d. Permanent central incisors

4 / 60

Name of the line in the picture below :

a. Functional cusp

b. Curve of Wilson

c. Non-centric cusp

d. Curve of spee

5 / 60

Centric occlusion happened when :

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

b. All above

c. Canine guided

d. the jaw joint in a adapt centric relation

6 / 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. Temporomandibular disorder (TMD)

b. Articular pain

c. Muscle pain

d. Occlusal disease

7 / 60

Attrition wear of anterior teeth is one of the most common untreated problems to solve this problem we
have to :

a. look at posterior teeth where deflective incline interferences to centric relation. This forces the lower anterior teeth forward into a collision with the upper anterior teeth.

b. look at anterior teeth where deflective incline interferences to centric relation.

c. look at maxillary tooth where deflective incline interferences to centric occlusion

d. look at mandibular tooth where deflective incline interferences to Ecentric relation

8 / 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 not trigger point while a contributing factor causes the disease A

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

9 / 60

តើ Plan sagittal មួយចែកសារពាង្គកាយយ៉ាងដូចម្ដេច?

a. ចំណែកលើ និង ក្រោម

b. ៣ចំណែកស្មើគ្នា

c. ចំណែកឆ្វេង និង ស្ដាំ

d. ចំណែកមុខ និង ក្រោយ

10 / 60

តើលោក Akerman អោយ Confficient ចំពោះធ្មេញ Deuxiéme Molaire ប៉ុន្មាន?

a. ៦

b. ៥

c. ៣

d. ៤

11 / 60

What is A? :

a. The articular capsule

b. The articular eminence

c. Mandibular condyle

d. Mandibular fossa

12 / 60

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

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

b. patient’s satisfaction is well understood

c. the relationship between materials of choice is understood

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

13 / 60

តើ Coefficients នៃធ្មេញថ្គាមផុតក្រោមមានប៉ុន្មាន?

a. ៣

b. ៦

c. ៤-៦

d. ៤

14 / 60

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

a. Facial embrasure of canine and premolar

b. Incisal embrasure of canine and premolar

c. Distal ridge of the cusp of mandibular canine

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

15 / 60

Patients lose their teeth in:

a. 2 ways

b. 4 ways

c. 3 ways

d. 1 way

16 / 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 teeth in function

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

17 / 60

Stress from microtrauma results from:

a. Root canal treated tooth

b. Repeated occlusal overload

c. Accident and head injury

d. All of above

18 / 60

Chewing circle has :

a. 3 Phases

b. 2 Phases

c. 5 Phases

d. 4 Phases

19 / 60

Masticatory system consists of net:

a. 4 main components

b. 1 main component

c. 3 main components

d. 2 main components

20 / 60

3 point from Goal of complete dentistry :

a. Stable TMJs, Stable occlusion, and Comfort of function

b. Stable TMJs, No pain, and Comfort of function

c. Stable occlusion, No pain and Stable TMJs

d. Stable TMJs, Stable occlusion, and occlusion class II

21 / 60

តើ Coeficients នៃថ្គាមតូចទីពីរមានប៉ុន្មាន?

a. ៦

b. ៤-៦

c. ៤

d. ៣

22 / 60

the point of picture below is called :

a. Ideal Centric Contact

b. Centri occlusion

c. Centric relation

d. Vertical dimension

23 / 60

តើលោក Akerman អោយ Confficient Incisive ប៉ុន្មាន?

a. ២

b. ៤

c. ៣

d. ១

24 / 60

Abrasion is wear due to:

a. friction between a tooth and an exogenous agent for example tooth brushing

b. friction between a tooth and an exogenous agent such as Bruxism

c. exogenous agent such as Coke and an exogenous agent such as Bruxism

d. friction between a tooth and an exogenous agent such as Coke

25 / 60

តើប្រដាប់ទំពារមានប៉ុន្មានផ្នែកសំខាន់ៗ?

a. ២

b. ៥

c. ៣

d. ៤

26 / 60

តើ Muscles Elevateurs មានមុខងារអ្វី?

a. ធ្វើអោយមាត់ហារ

b. ធ្វើអោយមាត់វៀច

c. ធ្វើអោយមាត់បិទ

d. ធ្វើអោយមាត់ស្ថិតក្នុងសភាពធម្មតា

27 / 60

Desmodont is another name for:

a. Dehiscence

b. Periodontal ligament

c. The tooth with one wall pocket

d. Tooth with three walled pocket

28 / 60

តើ Plan horizontal ជាប្លង់ដូចម្ដេច?

a. ស្របនឹងប្លង់ Sagittal

b. ឈរ

c. ទ្រេត

d. ដេក

29 / 60

Malocclusion is defined:

a. as the misaligament of the teeth and jaws or more simply

b. as the misaligament of the teeth

c. as the periodentium of the teeth

d. as the ligament of the teeth and jaws

30 / 60

What is A?:

a. Capsul

b. Stylomandibular ligament

c. Lateral ligament

d. Sphenomandibular ligament

31 / 60

តើមុខមាត់ដែល Hysmetrique មានសភាពយ៉ាងដូចម្ដេច?

a. សាច់ដុំគូ មានកម្លាំងមិនស្មើគ្នា

b. សាច់ដុំគូ មានកម្លាំងប្រហាក់ប្រហែល

c. សាច់ដុំគូ មានកម្លាំងស្របគ្នា

d. សាច់ដុំគូ មានកម្លាំងស្មើគ្នា

32 / 60

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

a. Fossa and ridges

b. Occlusal pits and fissures of mandibular teeth

c. Grooves and embrasures

d. Lingual cusps of mandibular teeth

33 / 60

The use of long–term retainers to maintain post–orthodontic tooth alignment could be dramatically reduced
if :

a. Occlusal principles were better understood

b. Perfect ligament and good retainer

c. Tooth in perfect alignment

d. it is a good retainer

34 / 60

An articular disc separate the articular surfaces so 2 :

a. 3 cavities are present

b. 4 cavities are present

c. 2 cavities are present

d. 5 cavities are present

35 / 60

What are the phases of the chewing cycle?:

a. Closing phase and intercuspal phase

b. Opening Phase and Closing phase

c. Opening phase and occlusal phase

d. Opening phase, closing phase and occlusal or intercuspal phase

36 / 60

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

a. Chronic pulpitist

b. Pulp cavity disease

c. None of all

d. Pulpal hyperemia or tooth creak

37 / 60

Masticatory system in general consists of three main component :

a. Teeth, Periodontal tissue and Enamel

b. Teeth, Tongue and Enamel

c. Teeth, Tongue, and check

d. Teeth, Periodontal tissue and Occlusion

38 / 60

តើតាមលោក Duchange Coefficient នៃធ្មេញលេខ ៣៦ ប៉ុន្មាន?

a. ៤

b. ២

c. ៦

d. ៣

39 / 60

តើ Muscles Diduteurs មានមុខងារធ្វើអ្វី?

a. ធ្វើអោយចង្ការរុញទៅមុខ

b. ធ្វើអោយមាត់បិត

c. ធ្វើអោយមាត់ចំហ

d. ធ្វើអោយចង្ការទាញថយក្រោយ

40 / 60

តើកម្លាំង Bio – reaction nelle ligamento – alvéolaire et osseuse មាននៅណា?

a. articulation temporo – mandibulaire

b. ថ្គាមលើ

c. Granio – facial

d. ថ្គាមក្រោម

41 / 60

What was the “Physical injury” called?

a. Trauma

b. Macrotrauma

c. Microorganism

d. Microtrauma

42 / 60

តើ Muscles elévateur ជាសាច់ដុំដែលមានមុខងារដូចម្ដេច?

a. លើកថ្គាមក្រោមឡើង

b. ទំលាក់ថ្គាមចុះក្រោម

c. រុញចង្គោមទៅក្រោយ

d. រុញចង្គោមទៅមុខ

43 / 60

Which is a true statement about Temporalis muscle? :

a. Is the strongest muscle in our bodies

b. Origin: the ape surface of coronoid process and anterior border of the ramus

c. Anterior fiber elevate the mandible while the posterior fiber retract the mandible

d. Is the weakness muscle in our bodies

44 / 60

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

a. Distal side

b. Mesial side

c. Buccal side

d. Lingual side

45 / 60

តើពពួកធ្មេញថ្គាមតូចនិងធំអាចទទួលរងនូវកម្លាំងពីមធ្យមទៅអតិបរិមាយ៉ាងដូចម្ដេច?

a. 30kg – 40kg

b. 40kg – 80kg

c. 20kg – 40kg

d. 40kg – 60kg

46 / 60

តើក្រាសធ្មេញ និង មាត់មានតួនាទីដូចម្ដេច?

a. គ្រប់គ្រងចលនាសិរីរាង្គ

b. ទទួលចិញ្ចឹមសរីរាង្គទាំងមូល

c. បង្កើតជាលិកា

d. ការពារសិរីរាង្គ

47 / 60

តើ Plan horizontal ពុះសារពាង្គកាយយ៉ាងដូចម្ដេច?

a. ជាចំណែកឆ្វេង និង ស្ដាំ

b. ពីលើចុះក្រោម

c. ជាចំណែកលើ និង ក្រោម

d. ជាចំណែកមុខ និង ក្រោយ

48 / 60

Which one is incorrect statement of Lateral Pterygoid muscle:

a. Origin: the ape surface of coronoid process and anterior border of the ramus

b. None all of above

c. Is also called Pterygoid Extern

d. Action: Depress, protrude mandible

49 / 60

Desmodont is another name for_____________?

a. periodontal ligament

b. Dehiscence

c. Tooth with three walled pocket

d. The tooth with one wall pocket

50 / 60

តើលោក Akerman អោយ Confficient ចំពោះធ្មេញ Premier Molaire ប៉ុន្មាន?

a. ២-៤

b. ៤-៦

c. ៣-៤

d. ៤-៥

51 / 60

Elevation movement of mandible caused by :

a. Lateral pterygoid assisted by Medial pterygoid

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

c. Temporalis, masseter, medial pterygoid

d. Lateral Pterygoid and Masseter

52 / 60

Cracks, fractures, and excessive wear on restorations are all signs of:

a. Occlusal interferences

b. Occlusal Disharmony

c. Non stable occlusion

d. Stabile occlusion

53 / 60

តើកម្លាំងទំពារជាកម្លាំងយ៉ាងដូចម្ដេច?

a. ជាកម្លាំងបានមកពីឆ្អឹង Granio-facial និង សាច់ដុំទំពារ

b. ជាកម្លាំងបានមកពីឆ្អឹងថ្គាមលើ articulation temporo-mandibulaire

c. ជាកម្លាំងបានមកពីឆ្អឹងថ្គាមក្រោម articulation temporo-mandibulaire និង ជួយដោយកម្លាំងសាច់ដុំទំពារ

d. ជាកម្លាំងបានមកពីឆ្អឹងថ្គាមក្រោម និង សាច់ដុំទំពារ

54 / 60

How many phases of the Chewing cycle?:

a. 2

b. 4

c. 5

d. 3

55 / 60

តើតាមទ្រឹស្ដីរបស់លោក Duchange Coefficient របស់ Incisive Central Superior ប៉ុន្មាន?

a. ៤

b. ៣

c. ៤-៦

d. ២

56 / 60

តើ Les muscles masticateurs មានមុខងារយ៉ាងដូចម្ដេច?

a. ធ្វើចលនានៃបបូរមាត់

b. ធ្វើចលនាទំពារនៃថ្គាមលើ

c. ធ្វើចលនាទំពារនៃថ្គាមក្រោម

d. ធ្វើចលនានៃអណ្ដាត

57 / 60

In ideal intercuspation, maxillary canine articulates with:

a. Mandibular canine only

b. Mandibular 1st premolar and 2nd premolar

c. Mandibular canine and 1st premolar

d. Mandibular canine and lateral incisor

58 / 60

តើ Hinge axis ជាបន្ទាត់យ៉ាងដូចម្ដេច?

a. ផ្ទៃខាងលើនៃរន្ធត្រចៀកឬាំងពី

b. កាត់តាមចំណុចកណ្ដាលនៃ Condyle ទាំងពីរ

c. Tragus ទាំងពីរ

d. Ala នៃច្រមុះ

59 / 60

Curve of Wilson is:

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

b. a curve that contact the buccal

c. a curve that contact the lingual

d. a curve that contact the buccal and lingual

60 / 60

តើ Muscles Abaisser មានមុខងារយ៉ាងដូចម្ដេច?

a. ធ្វើអោយមាត់បិតជិត

b. ធ្វើអោយមាត់វៀច

c. ធ្វើអោយចង្ការលយទៅមុខ

d. ធ្វើអោយមាត់ហារ

Your score is

The average score is 86%

Any comments?

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

និស្សិតអាចប្រាប់មកកាន់ពួកយើងបានដើម្បីកែកំហុស ឬអំពីបញ្ហាដោយអចេតនាណាមួយដែលកើតមានកំឡុងពេលធ្វើតេស្ត