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

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

a. Intruded

b. Retruded

c. Protruded

d. Extruded

2 / 60

ក្រាសធ្មេញ និង មាត់មានសារះប្រយោជន៍ប៉ុន្មានយ៉ាងធំៗ?

a. ៥ យ៉ាង

b. ៦ យ៉ាង

c. ៣ យ៉ាង

d. ២ យ៉ាង

3 / 60

តើកម្លាំងទំពារជាកម្លាំងយ៉ាងដូចម្ដេច?

a. ជាកម្លាំងបានមកពីឆ្អឹងថ្គាមក្រោម articulation temporo-mandibulaire និង ជួយដោយកម្លាំងសាច់ដុំទំពារ

b. ជាកម្លាំងបានមកពីឆ្អឹង Granio-facial និង សាច់ដុំទំពារ

c. ជាកម្លាំងបានមកពីឆ្អឹងថ្គាមលើ articulation temporo-mandibulaire

d. ជាកម្លាំងបានមកពីឆ្អឹងថ្គាមក្រោម និង សាច់ដុំទំពារ

4 / 60

Name of the line in the picture below :

a. Curve of spee

b. Non-centric cusp

c. Curve of Wilson

d. Functional cusp

5 / 60

What does the muscle A in the picture called?:

a. Spenomandibular

b. Masseter

c. Lateral Pterigoid

d. Temporalis

6 / 60

What is A? :

a. The articular disc

b. The articular capsule

c. Mandibular condyle

d. Mandibular fossa

7 / 60

តើ Plan sagittal មួយចែកសារពាង្គកាយយ៉ាងដូចម្ដេច?

a. ចំណែកលើ និង ក្រោម

b. ចំណែកមុខ និង ក្រោយ

c. ចំណែកឆ្វេង និង ស្ដាំ

d. ៣ចំណែកស្មើគ្នា

8 / 60

តើតាមខ្នាតអន្ដរជាតិ កម្លាំងវិចទ័រគិតជាអ្វី?

a. សេះ

b. Kg

c. វ៉ាត់

d. ញូតុន (N)

9 / 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. Mesial surface

c. Distobuccal groove

d. Mesiobuccal surface

10 / 60

What is A?:

a. Sphenomandibular ligament

b. Capsul

c. Lateral ligament

d. Stylomandibular ligament

11 / 60

តើ Muscles Diduteurs មានមុខងារធ្វើអ្វី?

a. ធ្វើអោយចង្ការរុញទៅមុខ

b. ធ្វើអោយមាត់ចំហ

c. ធ្វើអោយចង្ការទាញថយក្រោយ

d. ធ្វើអោយមាត់បិត

12 / 60

តើគម្លាតរវាងធ្មេញមុខលើ និង ក្រោមហៅថា Espaceliber មានប្រវែងប៉ុន្មាន?

a. 2-3mm

b. 3-5mm

c. 3-4mm

d. 1-2mm

13 / 60

Malocclusion is defined:

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

b. as the periodentium of the teeth

c. as the misaligament of the teeth

d. as the ligament of the teeth and jaws

14 / 60

តើក្រាសធ្មេញ និង មាត់ មានតួនាទីដូចម្ដេច?

a. បង្កើតទំនាក់ទំនងក្នុងសរីរាង្គទាំងមូល

b. ការពារសរីរាង្គ

c. បង្កើតជាលិកា និង កោសិកា

d. ទទួលចិញ្ចឹមសរីរាង្គទាំងមូល

15 / 60

តើមុខមាត់ដែល Hysmetrique មានសភាពយ៉ាងដូចម្ដេច?

a. សាច់ដុំគូ មានកម្លាំងប្រហាក់ប្រហែល

b. សាច់ដុំគូ មានកម្លាំងស្របគ្នា

c. សាច់ដុំគូ មានកម្លាំងស្មើគ្នា

d. សាច់ដុំគូ មានកម្លាំងមិនស្មើគ្នា

16 / 60

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

a. Occlusal pits and fissures of mandibular teeth

b. Lingual cusps of mandibular teeth

c. Fossa and ridges

d. Grooves and embrasures

17 / 60

Masticatory is a true system because:

a. Non all of above

b. It can work alone

c. It can’t work alone

d. All of above

18 / 60

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

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

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

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

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

19 / 60

តើសាច់ដុំអ្វីដែលធ្វើអោយមាត់បើក?

a. Elevateur

b. Diduteur

c. pterygoidien

d. genio – hyoidien

20 / 60

What does the muscle A in the picture called?:

a. Posterior digastric muscle

b. Masseter

c. Pterigoid muscle

d. Temporalis muscle

21 / 60

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

a. Stabile occlusion

b. Occlusal interferences

c. Occlusal Disharmony

d. Non stable occlusion

22 / 60

Centric occlusion happened when :

a. the jaw joint in a adapt centric relation

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

c. Canine guided

d. All above

23 / 60

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

a. Buccal cusp

b. Lingual area

c. Distal area

d. Mesial area

24 / 60

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

a. wear, elongated alveolar processes and fractured mandibular teeth

b. wear, fractured maxillary and mandibular teeth,

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

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

25 / 60

តើ Plan de comper ជាប្លង់ដូចម្ដេច?

a. កាត់តាមផ្នែកខាងលើនៃរន្ធត្រចៀក និង ផ្នែកខាងក្រោមនៃរន្ធគ្រាប់ភ្នែក

b. ជាប្លង់ដែលកាត់តាមផ្នែកខាងលើនៃ Tragus និង ចំនុចមួយក្រោមច្រមុះ

c. ជាប្លង់ឈរ

d. ជាប្លង់ដេក

26 / 60

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

a. Rest position

b. Protrusive contacts

c. Laterotrusive contacts

d. Centric occlusion

27 / 60

តើធ្មេញ Antagoniste នឹង ធ្មេញបាត់ មានសភាពយ៉ាងដូចម្ដេច?

a. វាលូតវែងជាង

b. វាលូតស្មើរគ្នា

c. វាលូតវៀចខុសគេ

d. វាទាបជាង

28 / 60

This picture show:

a. Attrition

b. non off all above

c. Erosion

d. Abrasion

29 / 60

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

a. Lingual side

b. Distal side

c. Buccal side

d. Mesial side

30 / 60

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

a. Perfect ligament and good retainer

b. Tooth in perfect alignment

c. Occlusal principles were better understood

d. it is a good retainer

31 / 60

Facial occlusal line in the maxillary arch is formed by:

a. Centric holding cusps

b. Stamp cusps

c. Supporting cusps

d. Non-supporting cusps

32 / 60

Stress from microtrauma results from:

a. Accident and head injury

b. Repeated occlusal overload

c. Root canal treated tooth

d. All of above

33 / 60

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

a. Centric Contact

b. Centric relation

c. Centric occlusion

d. Centric point

34 / 60

In occlusion the teeth have_______________?

a. Surface to surface contact

b. Marginal contact

c. Cusp to cusp contact

d. Edge to edge contact

35 / 60

កម្លាំងទំពារជាអ្វី?

a. ជាចលនា

b. ជាសកម្មភាពរបស់សាច់ដុំទំពារ

c. ជាបុព្វហេតុដើមនៃចលនាទំពារ

d. ជាសកម្មភាពនៃឆ្អឹងថ្គាម

36 / 60

The differences between Causative factor and contributing factor :

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

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

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

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

37 / 60

តើ Muscles Abaisser មានមុខងារយ៉ាងដូចម្ដេច?

a. ធ្វើអោយមាត់ហារ

b. ធ្វើអោយមាត់វៀច

c. ធ្វើអោយចង្ការលយទៅមុខ

d. ធ្វើអោយមាត់បិតជិត

38 / 60

In occlusion the teeth have:

a. Marginal contact

b. Cusp to cusp contact

c. Surface to surface contact

d. Edge to edge contact

39 / 60

Lytle was the first to introduce the term occlusal disease. At that time, he defined it as the process resulting
in the noticeable loss or :

a. destruction of the lingual surfaces of the teeth.

b. destruction of the buccal surfaces of the teeth.

c. destruction of the occluding surfaces of the teeth.

d. destruction of the mesial surface of the teeth.

40 / 60

The functional cusps of upper posterior teeth located at :

a. Mesial area

b. Distal area

c. Lingual cusp

d. Buccal cuspBuccal cusp

41 / 60

តើលោក Akerman អោយ Confficient ចំពោះធ្មេញ Deuxiéme Molaire ប៉ុន្មាន?

a. ៣

b. ៦

c. ៤

d. ៥

42 / 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. At the linguo cervical ridges

b. Within the incisal thirds

c. At the junction of middle and cervical thirds

d. Immediately incisal to cingulam

43 / 60

Which one is INCORRECT statement of Medial Pterygoid muscle:

a. all of above

b. Is the strongest muscle in our bodies

c. is also called Internal Pterygoid

d. Action: elevate and protract the mandible

44 / 60

តើនៅក្នុងសកម្មភាពធម្មតារបស់ក្រាសធ្មេញដែលពេញល្អវាមានលំនឹងរវាងកម្លាំងប៉ុន្មាន?

a. ៣

b. ១

c. ៤

d. ២

45 / 60

The key to occlusion is_______________?

a. Maxillary permanent first molar

b. Maxillary primary first molar

c. Maxillary primary second molar

d. Maxillary permanent second molar

46 / 60

តើ Muscles elévateur ជាសាច់ដុំដែលមានមុខងារដូចម្ដេច?

a. ទំលាក់ថ្គាមចុះក្រោម

b. លើកថ្គាមក្រោមឡើង

c. រុញចង្គោមទៅក្រោយ

d. រុញចង្គោមទៅមុខ

47 / 60

The 4 main Muscle of Mastication muscles are:

a. Masseter, Temporalis, Medial pterigoid and Sphenomandibular

b. Temporalis, Medial pterigoid, Lateral pterigoid and Hyoid

c. Masseter, Temporalis, Medial pterigoid and Lateral pterigoid

d. Masseter, Temporalis, Sphenomadibular and Posterior digastric

48 / 60

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

a. articulation temporo – mandibulaire

b. ថ្គាមលើ

c. ថ្គាមក្រោម

d. Granio – facial

49 / 60

What are the parts of ecentric occlusion?:

a. Functional and Non-functional

b. None of all

c. Masseter

d. Centric occlusion

50 / 60

តើលើក Akerman អោយ Confficient ចំពោះធ្មេញ Canine ប៉ុន្មាន?

a. ២-៤

b. ៣-៥

c. ៣-៤

d. ៤-៥

51 / 60

Attrition is wear due to:

a. Chemical erosion

b. Occlusal function

c. missed handling of tooth brushing.

d. tooth-to-tooth friction

52 / 60

Chewing circle has :

a. 2 Phases

b. 5 Phases

c. 4 Phases

d. 3 Phases

53 / 60

This picture show of unstable dental occlusion which is cause

a. Orthodontic treatment

b. Posteror interferences

c. Muscle

d. Anterior interferences

54 / 60

The two cavities present when separate articular disc are:

a. Upper compartment between the disc and temporalis bone, lower compartment between the disc and hyoid bone

b. Upper compartment between the disc and condyle, lower compartment between the disc and temporalis bone

c. Upper compartment between the disc and zygomatic bone, lower compartment between disc and condyle

d. Upper compartment between the disc and temporalis bone, lower compartment between the condyle and the disc

55 / 60

What is A? :

a. Mandibular condyle

b. The articular capsule

c. The articular eminence

d. Mandibular fossa

56 / 60

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

a. Protrusive contacts

b. Laterotrusive contacts

c. Centric occlusion

d. Rest position

57 / 60

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

a. Mesial fossa of mandibular 1st molar

b. Distal marginal ridge of mandibular 2ndmolar

c. Distal fossa of mandibular 2ndpremolar

d. Distal marginal ridge of mandibular 1st premolar

58 / 60

តើកម្លាំង Physio Mecanic ស្ថិតនៅទីណា?

a. នៅលើថ្គាមក្រោម

b. នៅថ្គាមលើ

c. នៅលើសន្លាក់ថ្គាម

d. នៅលើសាច់ដុំទំពារ

59 / 60

តើចលនានៃការទំពារជាអ្វី ?

a. ជាសកម្មភាពដែលឆ្លើយតបទៅនឹងកម្លាំងទំពារ

b. ជាសកម្មភាពរបស់ថ្គាមក្រោម

c. ជាសកម្មភាពរបស់សាច់ដុំ

d. ជាសកម្មភាពនៃក្រាសធ្មេញ

60 / 60

the point of picture below is called :

a. Centric relation

b. Ideal Centric Contact

c. Centri occlusion

d. Vertical dimension

Your score is

The average score is 0%

Any comments?

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

និស្សិតអាចប្រាប់មកកាន់ពួកយើងបានដើម្បីកែកំហុស ឬអំពីបញ្ហាដោយអចេតនាណាមួយដែលកើតមានកំឡុងពេលធ្វើតេស្ត