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

Muscles Abaisseurs គឺជាសាច់ដុំ:

a. រុញចង្កោមទៅមុខ

b. រុញចង្គោមទៅក្រោយ

c. លើកថ្គាមក្រោមឡើងលើ

d. ទំលាក់ថ្គាមចុះក្រោម

2 / 60

តើកម្លាំង physio mécanique ជាកម្លាំងយ៉ាងដូចម្ដេច?

a. ជាកម្លាំងពិតប្រាកថដែលមាននៅក្នុងឆ្អឹងថ្គាមក្រោម

b. ជាកម្លាំងឆ្លើយតប នឹង កម្លាំងពិតមាននៅក្នុងថ្គាមលើ

c. ជាកម្លាំងដែលមាននៅក្នុងសន្លាក់ឆ្អឹងថ្គាម

d. ជាកម្លាំងដែលមាននៅលើ Ligament

3 / 60

What is A?:

a. Stylomandibular ligament

b. Sphenomandibular ligament

c. Capsul

d. Lateral ligament

4 / 60

This picture show:

a. non off all above

b. Abrasion

c. Attrition

d. Erosion

5 / 60

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

a. Stylohyoid, Omohyoid, Digastric and Masseter

b. Mylohyois, Genoihyoid, Stylohyoid and Digastric

c. Genohyoid, Omohyoid, Stylohyoid and Digastric

d. Mylohyoid, Genoihyoid, Omohyoid and Digastric

6 / 60

Achieving functional harmony in an environment of optimally healthy teeth, joints, periodontium, and
musculature, and in combination with the best possible esthetic result, is the essence of :

a. All of above

b. Patient Satisfaction

c. Occlusal concept

d. Complete dentistry

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

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

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

8 / 60

In occlusion the teeth have_______________?

a. Edge to edge contact

b. Marginal contact

c. Surface to surface contact

d. Cusp to cusp contact

9 / 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. Signe

c. Disease and Signe

d. Disease

10 / 60

តើ Muscles Elevateurs មានមុខងារអ្វី?

a. ធ្វើអោយមាត់វៀច

b. ធ្វើអោយមាត់ស្ថិតក្នុងសភាពធម្មតា

c. ធ្វើអោយមាត់ហារ

d. ធ្វើអោយមាត់បិទ

11 / 60

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

a. Laterotrusive contacts

b. Rest position

c. Protrusive contacts

d. Centric occlusion

12 / 60

In ideal intercuspation, maxillary canine articulates with:

a. Mandibular 1st premolar and 2nd premolar

b. Mandibular canine only

c. Mandibular canine and lateral incisor

d. Mandibular canine and 1st premolar

13 / 60

តើ Plan de camper និង Plan d’occlusion មានស្ថានភាពយ៉ាងដូចម្ដេច?

a. គ្មានចម្លើយត្រឹមត្រូវ

b. ប្រសព្វគ្នា

c. កែងនិងគ្នា

d. ស្របគ្នា

14 / 60

តើ Hinge axis ជាបន្ទាត់យ៉ាងដូចម្ដេច?

a. Ala នៃច្រមុះ

b. Tragus ទាំងពីរ

c. ផ្ទៃខាងលើនៃរន្ធត្រចៀកឬាំងពី

d. កាត់តាមចំណុចកណ្ដាលនៃ Condyle ទាំងពីរ

15 / 60

The differences between Causative factor and contributing factor :

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

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

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

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

16 / 60

The maxillary teeth which have single antagonist are__________?

a. Third molars

b. Permanent central incisors

c. Lateral incisors

d. Permanent canines

17 / 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, stability of orthodontic treatment and the #1 reason for tooth soreness and hypersensitivity.

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

18 / 60

Occlusal disease is the deformation or disturbances of function of any structure with in the masticatory
system that are in disequilibrium with a harmonious interrelationship between:

a. TMJs, Masticatory muscle, and alveolar bone

b. TMJs, Masticatory muscle, and occluding surface of the teeth

c. TMJs, Masticatory muscle, and periodontium

d. TMJs, periodontium and alveolar bone

19 / 60

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

a. To determine the direction of maxillary movement

b. To move the mandible

c. To secure stabilize the mandibular positions.

d. None all of

20 / 60

Erosion is tooth surface loss due:

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

b. missed handling of tooth brushing

c. tooth-to-tooth friction

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

21 / 60

The functional cusps of upper posterior teeth located at :

a. Buccal cuspBuccal cusp

b. Distal area

c. Lingual cusp

d. Mesial area

22 / 60

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

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

b. Deeper probing depth, more 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 less radiographic bone support and non-mobile teeth

23 / 60

TMJ articulation anatomy consist of :

a. 3 main parts

b. 6 main parts

c. 4 main parts

d. 5 main parts

24 / 60

តើលើក Akerman អោយ Confficient ចំពោះធ្មេញ Canine ប៉ុន្មាន?

a. ៣-៤

b. ៣-៥

c. ៤-៥

d. ២-៤

25 / 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. At the junction of middle and cervical thirds

c. Immediately incisal to cingulam

d. Within the incisor thirds

26 / 60

តើពពួក Incisores and Canines រងនូវកម្លាំងពីមធ្យមទៅអតិបរិមាយ៉ាងដូចម្ដេច?

a. 15kg – 40kg

b. 15kg – 20kg

c. 15kg – 30kg

d. 10kg – 15kg

27 / 60

តើកម្លាំង physio mécanique បង្កើតឡើងដំបូងដោយសារអ្វី?

a. បង្ការលើ និង ធ្មេញក្រោម

b. បង្ការក្រោម និង ធ្មេញលើ

c. បង្ការក្រោម និង ធ្មេញក្រោម

d. បង្ការលើ និង ធ្មេញលើ

28 / 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

29 / 60

តើ Biomecanic ជាអ្វី?

a. ជាការសិក្សាពីមាត់

b. ជាការសិក្សាពីសន្លាក់

c. ជាការសិក្សាពីប្រព័ន្ធចលនានៃការទំពារ

d. ជាការសិក្សាពីក្រាស់ធ្មេញ

30 / 60

តើ Coefficients នៃធ្មេញចង្គូមមានប៉ុន្មាន?

a. ៦

b. ៤

c. ២

d. ៣

31 / 60

កម្លាំងទំពារជាអ្វី?

a. ជាសកម្មភាពនៃឆ្អឹងថ្គាម

b. ជាចលនា

c. ជាបុព្វហេតុដើមនៃចលនាទំពារ

d. ជាសកម្មភាពរបស់សាច់ដុំទំពារ

32 / 60

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

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

b. 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.

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

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

33 / 60

Abrasion is wear due to:

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

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

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

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

34 / 60

តើ Les muscles masticateurs មានមុខងារយ៉ាងដូចម្ដេច?

a. ធ្វើចលនាទំពារនៃថ្គាមលើ

b. ធ្វើចលនាទំពារនៃថ្គាមក្រោម

c. ធ្វើចលនានៃអណ្ដាត

d. ធ្វើចលនានៃបបូរមាត់

35 / 60

តើធ្មេញដែលមានសកម្មភាពរស់រវើកបានដោយសារអ្វី?

a. articulation

b. ligament

c. Alvéolaire

d. tendon

36 / 60

When doing anterior protrusion :

a. Lateral ligament

b. Sphenomandibular ligament

c. Capsul

d. Stylomandibular ligament

37 / 60

តើ Espace liber ជាគម្លាតអ្វី?

a. ពីធ្មេញមួយ ទៅធ្មេញមួយ

b. Distal ទៅ Mesial នៃធ្មេញ Central

c. ធ្មេញមុខលើ និង ក្រោម

d. បបូរមាត់លើ និងក្រោម

38 / 60

An articular disc separate the articular surfaces so 2 :

a. 5 cavities are present

b. 2 cavities are present

c. 4 cavities are present

d. 3 cavities are present

39 / 60

What are the phases of the chewing cycle?:

a. Opening phase and occlusal phase

b. Closing phase and intercuspal phase

c. Opening Phase and Closing phase

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

40 / 60

តើ Luxations Temporo-mandibulaire មានផលលំបាកអ្វី?

a. ការចុករោយ សាច់ដុំ Temporal

b. ការចុករោយ ក្នុងសន្លាក់ឆ្អឹងថ្គាម

c. ការឈឺចាប់ នៅក្នុងក្រាសធ្មេញក្រោម

d. ការឈឺចាប់ក្នុងក្រាសធ្មេញលើ

41 / 60

តើកម្លាំងឆ្លើយតបស្ថិតនៅទីណា?

a. នៅលើសន្លាក់ឆ្អឹងថ្គាម

b. នៅលើសាច់ដុំទំពារ

c. នៅលើឆ្អឹងថ្គាមលើ

d. នៅលើឆ្អឹងថ្គាមក្រោម

42 / 60

At the age of nine years, the mandibular permanent first molar has its distal contact with which of the following teeth?

a. First premolar

b. None

c. Deciduous 2nd molar

d. Second premolar

43 / 60

The 5 main mastication muscles are:

a. sseter, temporalis, Medial Pterygoid, Lateral Pterygoid, and Digastric

b. Masseter, Mylohyoid, Medial Pterygoid, Lateral Pterygoid, and Stylohyoid

c. Masseter, Mylohyoid, Medial Pterygoid, Lateral Pterygoid, and Digastric

d. Masseter, temporalis, Medial Pterygoid, Lateral Pterygoid, and Stylohyoid

44 / 60

តើក្រាសធ្មេញ និង មាត់មានតួនាទីដូចម្ដេច?

a. គ្រប់គ្រងចលនាសិរីរាង្គ

b. ទទួលចិញ្ចឹមសរីរាង្គទាំងមូល

c. ការពារសិរីរាង្គ

d. បង្កើតជាលិកា

45 / 60

Which one is INCORRECT statement of Medial Pterygoid muscle:

a. Action: elevate and protract the mandible

b. Is the strongest muscle in our bodies

c. is also called Internal Pterygoid

d. all of above

46 / 60

3 point from Goal of complete dentistry :

a. Stable occlusion, No pain and Stable TMJs

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

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

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

47 / 60

The key to occlusion is:

a. Maxillary primary second molar

b. Maxillary permanent second molar

c. Maxillary permanent first molar

d. Maxillary primary first molar

48 / 60

តើក្រាសធ្មេញ និង មាត់ មានតួនាទីដូចម្ដេច?

a. ការពារសរីរាង្គ

b. ទទួលចិញ្ចឹមសរីរាង្គទាំងមូល

c. បង្កើតទំនាក់ទំនងក្នុងសរីរាង្គទាំងមូល

d. បង្កើតជាលិកា និង កោសិកា

49 / 60

The functional cusps of lower posterior teeth located at :

a. Mesial area

b. Distal area

c. Buccal cusp

d. Lingual cusp

50 / 60

តើតាមខ្នាតអន្ដរជាតិ កម្លាំងវិចទ័រគិតជាអ្វី?

a. ញូតុន (N)

b. Kg

c. សេះ

d. វ៉ាត់

51 / 60

Group function occlusion is common in_____________?

a. 15 -25 years

b. Edentulous patients

c. Above 30 years

d. 10–14years

52 / 60

តើលោក Akerman អោយ Confficient ចំពោះធ្មេញ Premier Molaire ប៉ុន្មាន?

a. ៤-៦

b. ២-៤

c. ៣-៤

d. ៤-៥

53 / 60

តើមុខមាត់ដែល Hysmetrique មានសភាពយ៉ាងដូចម្ដេច?

a. សាច់ដុំគូ មានកម្លាំងមិនស្មើគ្នា

b. សាច់ដុំគូ មានកម្លាំងស្របគ្នា

c. សាច់ដុំគូ មានកម្លាំងស្មើគ្នា

d. សាច់ដុំគូ មានកម្លាំងប្រហាក់ប្រហែល

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 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 condyle and the disc

55 / 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, Deformation, and Corrosion

b. Stress, Eating, and Corrosion

c. Stress, Friction, and Corrosion

d. Stress, Deformation and Friction

56 / 60

The INCORRECT statement of Maxillary fist molar:

a. Lingual functional cus

b. Eruption at the age of 6 years old

c. Has 2 root

d. Tubercal Galabelly

57 / 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

58 / 60

Anatomical part concerned with mandibular articulation :

a. All of above

b. Mandibular

c. the articular capsule

d. mandibular fossa and articular eminence

59 / 60

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

a. All slopes of lingual cusps of mandibular posterior teeth

b. Buccals slopes of buccal cusps of maxillary posterior teeth

c. Lingual slopes of lingual cusps of mandibular posterior teeth

d. Buccal slopes of lingual cusps of maxillary posterior teeth

60 / 60

When Canine guided:

a. Only canine is touching

b. Posterior tooth is touching

c. All tooth is touching

d. None off all above

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