Dental Occlusion Test

2 votes, 5 avg

344

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

How many phases of the Chewing cycle?:

a. 5

b. 2

c. 4

d. 3

2 / 60

Dental occlusion is defined:

a. as the contact relation of the teeth in function

b. as the contact relation of the teeth in parafunction

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

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

3 / 60

In an ideal occlustion buccal cusps of maxillary teeth, occlude with______________?

a. Grooves and embrasures

b. Fossa and rdges

c. Occlusal pits and fissures of mandibular teeth

d. Lingual cusps of mandibular teeth

4 / 60

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

a. Extruded

b. Retruded

c. Protruded

d. Intruded

5 / 60

តើកម្លាំងវិចទ័រខុសគ្នាត្រង់ណា?

a. ត្រង់មុំ

b. ត្រង់ម៉ូឌុល

c. ត្រង់គល់វិចទ័រ

d. ត្រង់ទិស

6 / 60

The differences between Causative factor and contributing factor :

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

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

7 / 60

What is A?

a. Mandibular condyle

b. The articular capsule

c. The articular eminence

d. Mandibular fossa

8 / 60

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

a. Uncomfortable function

b. Comfortable function

c. Stable TMJs

d. Maintainably healthy teeth

9 / 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

10 / 60

What does the muscle A in the picture called?:

a. Posterior digastric muscle

b. Temporalis muscle

c. Pterigoid muscle

d. Masseter

11 / 60

តើចលនានៃការទំពារជាអ្វី?

a. ជាសកម្មភាពនៃក្រាសធ្មេញ

b. ជាសកម្មភាពរបស់សាច់ដុំ

c. ជាសកម្មភាពរបស់ថ្គាមក្រោម

d. ជាសកម្មភាពដែលឆ្លើយតបទៅនឹងកម្លាំងទំពារ

12 / 60

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

a. Occlusal Disharmony

b. Occlusal interferences

c. Non stable occlusion

d. Stabile occlusion

13 / 60

There are 4 types of muscle are the parts of Suprahyoid muscle:

a. Stylohyoid, Omohyoid, Digastric and Masseter

b. Mylohyoid, Genoihyoid, Omohyoid and Digastric

c. Mylohyois, Genoihyoid, Stylohyoid and Digastric

d. Genohyoid, Omohyoid, Stylohyoid and Digastric

14 / 60

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

a. Lingual area

b. Buccal cusp

c. Mesial area

d. Distal area

15 / 60

The functional cusps of upper posterior teeth located at :

a. Distal area

b. Lingual cusp

c. Buccal cuspBuccal cusp

d. Mesial area

16 / 60

Attrition wear lower anterior teeth might cause by :

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

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

c. Non all of above

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

17 / 60

តើមុខមាត់ដែល Hysmetrique មានសភាពយ៉ាងដូចម្ដេច?

a. សាច់ដុំគូ មានកម្លាំងស្របគ្នា

b. សាច់ដុំគូ មានកម្លាំងស្មើគ្នា

c. សាច់ដុំគូ មានកម្លាំងប្រហាក់ប្រហែល

d. សាច់ដុំគូ មានកម្លាំងមិនស្មើគ្នា

18 / 60

តើ Muscles Abaisser មានមុខងារយ៉ាងដូចម្ដេច?

a. ធ្វើអោយមាត់បិតជិត

b. ធ្វើអោយមាត់ហារ

c. ធ្វើអោយចង្ការលយទៅមុខ

d. ធ្វើអោយមាត់វៀច

19 / 60

Types of Cusps:

a. None of all

b. Functional cusp

c. Functional cusp and Non-centric cusp

d. Non-centric cusp

20 / 60

Which one is INCORRECT statement of Medial Pterygoid muscle:

a. is also called Internal Pterygoid

b. Is the strongest muscle in our bodies

c. Action: elevate and protract the mandible

d. all of above

21 / 60

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

a. Centric relation

b. Centric Contact

c. Centric occlusion

d. Centric point

22 / 60

តើលក្ខណៈសម្គាល់នៃវិចទ័រមានប៉ុន្មានយ៉ាង?

a. ៣ យ៉ាង

b. ២ យ៉ាង

c. ៥ យ៉ាង

d. ៤ យ៉ាង

23 / 60

តើ Coefficients នៃធ្មេញថ្គាមផុតក្រោមមានប៉ុន្មាន?

a. ៣

b. ៦

c. ៤

d. ៤-៦

24 / 60

What are the parts of ecentric occlusion?:

a. Functional and Non-functional

b. Centric occlusion

c. None of all

d. Masseter

25 / 60

The two cavities present when separate articular disc are:

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

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

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

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

26 / 60

Muscles Abaisseurs គឺជាសាច់ដុំ:

a. លើកថ្គាមក្រោមឡើងលើ

b. រុញចង្គោមទៅក្រោយ

c. ទំលាក់ថ្គាមចុះក្រោម

d. រុញចង្កោមទៅមុខ

27 / 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 junction of middle and cervical thirds

b. Within the incisal thirds

c. At the linguo cervical ridges

d. Immediately incisal to cingulam

28 / 60

When doing anterior protrusion :

a. Lateral ligament

b. Sphenomandibular ligament

c. Stylomandibular ligament

d. Capsul

29 / 60

តើគម្លាតរវាងធ្មេញមុខលើ និង ក្រោមហៅថា Espaceliber មានប្រវែងប៉ុន្មាន?

a. 1-2mm

b. 3-5mm

c. 2-3mm

d. 3-4mm

30 / 60

Occlusal disease is :

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

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

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

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

31 / 60

This picture show of unstable dental occlusion which is cause

a. Muscle

b. Anterior interferences

c. Orthodontic treatment

d. Posteror interferences

32 / 60

តើចលនានៃការទំពារជាអ្វី ?

a. ជាសកម្មភាពដែលឆ្លើយតបទៅនឹងកម្លាំងទំពារ

b. ជាសកម្មភាពរបស់ថ្គាមក្រោម

c. ជាសកម្មភាពរបស់សាច់ដុំ

d. ជាសកម្មភាពនៃក្រាសធ្មេញ

33 / 60

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

a. Sharp edge of dentin

b. Sharp edge of enamel

c. Smooth edge of enamel

d. Smooth edge of dentin

34 / 60

Distobuccal cusp of 27 falls into ______________?

a. Embrasure of 36 & 37

b. Mesial pit of 37

c. Embrasure of 37 & 38

d. Immediately incisal to cingulam

35 / 60

តើ Biomecanic ជាអ្វី?

a. ជាការសិក្សាពីមាត់

b. ជាការសិក្សាពីប្រព័ន្ធចលនានៃការទំពារ

c. ជាការសិក្សាពីសន្លាក់

d. ជាការសិក្សាពីក្រាស់ធ្មេញ

36 / 60

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

a. Chewing, speaking and swallowing

b. Speaking, swallowing and opening

c. ewing, closing and speaking

d. Chewing, opening and swallowing

37 / 60

តើកម្លាំង physio mécanique ជាកម្លាំងយ៉ាងដូចម្ដេច?

a. ជាកម្លាំងពិតប្រាកថដែលមាននៅក្នុងឆ្អឹងថ្គាមក្រោម

b. ជាកម្លាំងដែលមាននៅលើ Ligament

c. ជាកម្លាំងដែលមាននៅក្នុងសន្លាក់ឆ្អឹងថ្គាម

d. ជាកម្លាំងឆ្លើយតប នឹង កម្លាំងពិតមាននៅក្នុងថ្គាមលើ

38 / 60

តើអ្វីទៅជា Plan d’occlusion?

a. ជា Plan Vestical

b. ជាប្លង់កាត់តាម Bords Libres និង បណ្ដា កំពូល Cuspides នៃធ្មេញលើ

c. ជាប្លង់កាត់តាម Lingne median

d. ជា Plan Horizontal

39 / 60

តើ Plan sagittal មួយចែកសារពាង្គកាយយ៉ាងដូចម្ដេច?

a. ចំណែកមុខ និង ក្រោយ

b. ៣ចំណែកស្មើគ្នា

c. ចំណែកលើ និង ក្រោម

d. ចំណែកឆ្វេង និង ស្ដាំ

40 / 60

When Canine guided:

a. Posterior tooth is touching

b. All tooth is touching

c. Only canine is touching

d. None off all above

41 / 60

The two cavities present when separate articular disc are:

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

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

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

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

42 / 60

Abrasion is wear due to:

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

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

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

43 / 60

the point of picture below is called :

a. Centric relation

b. Centri occlusion

c. Vertical dimension

d. Ideal Centric Contact

44 / 60

តើលោក Akerman អោយ Confficient ចំពោះធ្មេញ Premier Molaire ប៉ុន្មាន?

a. ៤-៥

b. ២-៤

c. ៣-៤

d. ៤-៦

45 / 60

តើ Plan sagittal ជាប្លង់ដូចម្ដេច?

a. ឈរ

b. ដេក

c. ទ្រេត

d. ស្របប្លង់ Occlusion

46 / 60

Most of the problems that lead to compromised treatment results could be avoided:

a. if requirements for occlusal stability were adhered to the treatment planning stage

b. if requirements for occlusal stability were not adhered to the treatment planning stage

c. if requirements for occlusal stability were not adhered to the treatment stage

d. if requirements for occlusal stability were adhered to the treatment stage

47 / 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. Grooves and embrasures

d. Fossa and ridges

48 / 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

49 / 60

Group function occlusion is common in:?

a. Above 30 years

b. Edentulous patients

c. 10-14 years

d. 15-25 years

50 / 60

តើ Plan horizontal ពុះសារពាង្គកាយយ៉ាងដូចម្ដេច?

a. ជាចំណែកមុខ និង ក្រោយ

b. ពីលើចុះក្រោម

c. ជាចំណែកលើ និង ក្រោម

d. ជាចំណែកឆ្វេង និង ស្ដាំ

51 / 60

Which one is INCORRECT statement about function of mastication muscles?:

a. None all of

b. To secure stabilize the mandibular positions.

c. To determine the direction of maxillary movement

d. To move the mandible

52 / 60

Which one is INCORRECT statement about common characteristic of mastication muscles? :

a. All are inserted to the Maxillary

b. All are innervated by mandibular division of the trigeminal nerve

c. All of above

d. All are concerned un-biting and chewing

53 / 60

តើ Coeficients នៃថ្គាមតូចទីពីរមានប៉ុន្មាន?

a. ៦

b. ៣

c. ៤

d. ៤-៦

54 / 60

What is the right statement of Fremitus? :

a. Fremitus is almost always an early sign of a correctable occlusal disharmony.

b. Fremitus is almost always late step of a correctable occlusal disharmony.

c. Fremitus is almost always an early sign of an uncorrectable occlusal disharmony.

d. Fremitus is almost always late step of an uncorrectable occlusal disharmony.

55 / 60

តើ Plan de comper ជាប្លង់ដូចម្ដេច?

a. កាត់តាមផ្នែកខាងលើនៃរន្ធត្រចៀក និង ផ្នែកខាងក្រោមនៃរន្ធគ្រាប់ភ្នែក

b. ជាប្លង់ឈរ

c. ជាប្លង់ដែលកាត់តាមផ្នែកខាងលើនៃ Tragus និង ចំនុចមួយក្រោមច្រមុះ

d. ជាប្លង់ដេក

56 / 60

Over jet is defined as______________?

a. Horizontal overlap

b. All the above

c. Transverse plane discrepancy

d. Vertical overlap

57 / 60

តើ Muscles Abaisseurs ជា Muscles អ្វី?

a. pterygoidien intern

b. Masticateur

c. temporal

d. Masseter

58 / 60

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

a. Lingual side

b. Mesial side

c. Distal side

d. Buccal side

59 / 60

តើ Espace liber ជាគម្លាតអ្វី?

a. Distal ទៅ Mesial នៃធ្មេញ Central

b. ពីធ្មេញមួយ ទៅធ្មេញមួយ

c. ធ្មេញមុខលើ និង ក្រោម

d. បបូរមាត់លើ និងក្រោម

60 / 60

Curve of Wilson is:

a. a curve that contact the lingual

b. a curve that contact the buccal

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

d. a curve that contact the buccal and lingual

Your score is

The average score is 87%

Any comments?

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

និស្សិតអាចប្រាប់មកកាន់ពួកយើងបានដើម្បីកែកំហុស ឬអំពីបញ្ហាដោយអចេតនាណាមួយដែលកើតមានកំឡុងពេលធ្វើតេស្ត