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

តើ Luxations Temporo-mandibulaire មានផលលំបាកអ្វី?

a. ការចុករោយ សាច់ដុំ Temporal

b. ការឈឺចាប់ នៅក្នុងក្រាសធ្មេញក្រោម

c. ការចុករោយ ក្នុងសន្លាក់ឆ្អឹងថ្គាម

d. ការឈឺចាប់ក្នុងក្រាសធ្មេញលើ

2 / 60

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

a. Lingual area

b. Distal area

c. Mesial area

d. Buccal cusp

3 / 60

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

a. Distal fossa of mandibular 2nd premolar

b. Mesial fossa of mandibular 1st molar

c. Distal marginal ridge of mandibular 2nd molar

d. Distal marginal ridge of mandibular 1st premolar

4 / 60

តើ Muscles Elevateurs មានមុខងារអ្វី?

a. ធ្វើអោយមាត់ស្ថិតក្នុងសភាពធម្មតា

b. ធ្វើអោយមាត់បិទ

c. ធ្វើអោយមាត់វៀច

d. ធ្វើអោយមាត់ហារ

5 / 60

What is the right statement of Fremitus? :

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

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

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

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

6 / 60

តើ Coefficients នៃធ្មេញចង្គូមមានប៉ុន្មាន?

a. ២

b. ៤

c. ៦

d. ៣

7 / 60

Occlusal disease is :

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

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

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

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

8 / 60

The role of functional cusps is :

a. None of all above

b. Sharing cusps

c. Quiding cusps

d. Main role of mastication

9 / 60

តើធ្មេញដែលមានសកម្មភាពរស់រវើកបានដោយសារអ្វី?

a. tendon

b. ligament

c. articulation

d. Alvéolaire

10 / 60

One noticeable characteristic of Abrasion which cause by tooth brushing is :

a. mainly seen on the buccal surface at cervical of the tooth

b. mainly seen on the lingual surface at cervical of the tooth

c. mainly seen on the occlusal surface of the tooth

d. mainly seen on the periodontium of the tooth

11 / 60

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

a. Lingual side

b. Distal side

c. Mesial side

d. Buccal side

12 / 60

Desmodont is another name for:

a. The tooth with one wall pocket

b. Periodontal ligament

c. Tooth with three walled pocket

d. Dehiscence

13 / 60

តើគម្លាតរវាងធ្មេញមុខលើ និង ក្រោមហៅថា Espaceliber មានប្រវែងប៉ុន្មាន?

a. 3-5mm

b. 2-3mm

c. 3-4mm

d. 1-2mm

14 / 60

តើកម្លាំង Physio Mecanic ស្ថិតនៅទីណា?

a. នៅលើសាច់ដុំទំពារ

b. នៅលើថ្គាមក្រោម

c. នៅថ្គាមលើ

d. នៅលើសន្លាក់ថ្គាម

15 / 60

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

a. All are concerned un-biting and chewing

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

c. All are inserted to the Maxillary

d. All of above

16 / 60

តើមាន Maxillaire ប៉ុន្មានដែលទ្រក្រាសធ្មេញ?

a. ២

b. ១

c. ៣

d. ៤

17 / 60

The role of Non-functional cusps is :

a. food sharing

b. guiding cusp

c. protection from check biting

d. All above

18 / 60

តើលោក Akerman អោយ Confficient ចំពោះធ្មេញ Dent de sagesse ប៉ុន្មាន?

a. ២-៥

b. ៣-៤

c. ៤-៥

d. ៥-៦

19 / 60

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

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

b. wear, fractured maxillary and mandibular teeth,

c. wear, elongated alveolar processes and fractured mandibular teeth

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

20 / 60

Dental occlusion is defined:

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

b. as the contact relation of the teeth in function

c. as the contact relation of the teeth in parafunction

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

21 / 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

c. Disease and Signe

d. Signe

22 / 60

Centric occlusion happened when :

a. All above

b. Canine guided

c. the jaw joint in a adapt centric relation

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

23 / 60

Erosion is tooth surface loss due:

a. tooth-to-tooth friction

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

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

d. missed handling of tooth brushing

24 / 60

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

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

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 maxillary tooth where deflective incline interferences to centric occlusion

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. Immediately incisal to cingulam

b. Within the incisor thirds

c. At the junction of middle and cervical thirds

d. At the linguo cervical ridges

26 / 60

តើ mecanique masticatoire ជាប្រព័ន្ធនៃការធ្វើចលនារវាងឆ្អឹងអ្វីខ្លះ?

a. ឆ្អឹងថ្គាមក្រោម ឆ្អឹងថ្គាមលើ និង articulation temporo mandibular

b. ឆ្អឹងថ្គាមក្រោម និង ឆ្អឹង Granio-facial

c. ឆ្អឹងថ្គាមក្រោម និង ឆ្អឹងថ្គាមលើ

d. ឆ្អឹងថ្គាមលើ និង ឆ្អឹង Granio-facial

27 / 60

តើតាមលោក Duchange Coefficient នៃធ្មេញលេខ ៣៦ ប៉ុន្មាន?

a. ៣

b. ២

c. ៤

d. ៦

28 / 60

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

a. Centric occlusion and centric relation

b. Centric occlusion

c. Centric and Ecentric occlusion

d. Centric relation

29 / 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 occluding surfaces of the teeth.

c. destruction of the buccal surfaces of the teeth.

d. destruction of the mesial surface of the teeth.

30 / 60

The 4 main Muscle of Mastication muscles are:

a. Masseter, Temporalis, Sphenomadibular and Posterior digastric

b. Temporalis, Medial pterigoid, Lateral pterigoid and Hyoid

c. Masseter, Temporalis, Medial pterigoid and Lateral pterigoid

d. Masseter, Temporalis, Medial pterigoid and Sphenomandibular

31 / 60

តើ Plan de comper ជាប្លង់ដូចម្ដេច?

a. ជាប្លង់ដេក

b. ជាប្លង់ឈរ

c. កាត់តាមផ្នែកខាងលើនៃរន្ធត្រចៀក និង ផ្នែកខាងក្រោមនៃរន្ធគ្រាប់ភ្នែក

d. ជាប្លង់ដែលកាត់តាមផ្នែកខាងលើនៃ Tragus និង ចំនុចមួយក្រោមច្រមុះ

32 / 60

the point of picture below is called :

a. Ideal Centric Contact

b. Centri occlusion

c. Vertical dimension

d. Centric relation

33 / 60

Protrusion movement of Mandible caused by :

a. Lateral pterygoid assisted by Medial pterygoid

b. Temporalis and Masseter

c. Temporalis

d. Masseter

34 / 60

What was the “Physical injury” called?

a. Microorganism

b. Microtrauma

c. Macrotrauma

d. Trauma

35 / 60

The key to occlusion is_______________?

a. Maxillary permanent first molar

b. Maxillary permanent second molar

c. Maxillary primary first molar

d. Maxillary primary second molar

36 / 60

Group function occlusion is common in_____________?

a. 10–14years

b. Edentulous patients

c. Above 30 years

d. 15 -25 years

37 / 60

Malocclusion is defined:

a. as the misaligament of the teeth

b. as the ligament of the teeth and jaws

c. as the periodentium of the teeth

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

38 / 60

គ្រប់គ្រងចលនាសិរីរាង្គ ក្រាសធ្មេញ និង មាត់មានសារះប្រយោជន៍ប៉ុន្មានយ៉ាងធំៗ

a. ២ យ៉ាង

b. ៦ យ៉ាង

c. ៣ យ៉ាង

d. ៥ យ៉ាង

39 / 60

តើ Coefficients នៃធ្មេញថ្គាមផុតក្រោមមានប៉ុន្មាន?

a. ៤

b. ៣

c. ៤-៦

d. ៦

40 / 60

TMJ articulation anatomy consist of :

a. 4 main parts

b. 6 main parts

c. 5 main parts

d. 3 main parts

41 / 60

Masticatory system consists of net:

a. 2 main components

b. 3 main components

c. 1 main component

d. 4 main components

42 / 60

តើ Hinge axis ជាបន្ទាត់យ៉ាងដូចម្ដេច?

a. Tragus ទាំងពីរ

b. កាត់តាមចំណុចកណ្ដាលនៃ Condyle ទាំងពីរ

c. Ala នៃច្រមុះ

d. ផ្ទៃខាងលើនៃរន្ធត្រចៀកឬាំងពី

43 / 60

តើចលនានៃការទំពារជាអ្វី?

a. ជាសកម្មភាពនៃក្រាសធ្មេញ

b. ជាសកម្មភាពដែលឆ្លើយតបទៅនឹងកម្លាំងទំពារ

c. ជាសកម្មភាពរបស់ថ្គាមក្រោម

d. ជាសកម្មភាពរបស់សាច់ដុំ

44 / 60

Distobuccal cusp of 27 falls into ______________?

a. Embrasure of 37 & 38

b. Mesial pit of 37

c. Immediately incisal to cingulam

d. Embrasure of 36 & 37

45 / 60

Which is incorrect about 4 component of Mandibular articulation? :

a. The Articular disc

b. Mandibular Condyle

c. The answer is mandibular condyle and The Articular disc

d. Coronoid process of mandible

46 / 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

47 / 60

The maxillary teeth which have single antagonist are:

a. Permanent canines

b. Lateral incisors

c. Permanent central incisors

d. Third molars

48 / 60

តើ Muscles Diduteurs មានមុខងារធ្វើអ្វី?

a. ធ្វើអោយមាត់ចំហ

b. ធ្វើអោយចង្ការទាញថយក្រោយ

c. ធ្វើអោយមាត់បិត

d. ធ្វើអោយចង្ការរុញទៅមុខ

49 / 60

The key to occlusion is:

a. Maxillary permanent second molar

b. Maxillary primary second molar

c. Maxillary primary first molar

d. Maxillary permanent first molar

50 / 60

In normal occlusion, with which groove / surface of the permanent mandibular first molar does the mesiobuccal cusp of the permanent maxillary first molar occlude:?

a. Transverse groove

b. Mesiobuccal surface

c. Mesial Surface

d. Distobuccal groove

51 / 60

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

a. Buccal cusp

b. Distal area

c. Mesial area

d. Lingual area

52 / 60

តើ Plan horizontal ពុះសារពាង្គកាយយ៉ាងដូចម្ដេច?

a. ពីលើចុះក្រោម

b. ជាចំណែកឆ្វេង និង ស្ដាំ

c. ជាចំណែកមុខ និង ក្រោយ

d. ជាចំណែកលើ និង ក្រោម

53 / 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 overload from a new restoration

b. of a non-smooth restoration or a vertical under load from a new restoration

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

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

54 / 60

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

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

b. Incisal embrasure of canine and premolar

c. Distal ridge of the cusp of mandibular canine

d. Facial embrasure of canine and premolar

55 / 60

Depression movement of mandible caused by :

a. Gravity, digastric, geniohyoid and mylohyoid muscle

b. Lateral pterygoid assisted by Medial pterygoid

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

d. Deep part of masseter and Digastric

56 / 60

តើ Plan de Francfort កាត់តាមណា?

a. កាត់តាមគែមលើរន្ធត្រចៀក និង គែមក្រោមនៃរន្ធភ្នែក

b. កាត់តាម Lingne median

c. កាត់តាមបណ្ដា Cuspide

d. កាត់តាម Tragius និង ផ្នែកខាងក្រោមច្រមុះ

57 / 60

តើលោក Akerman អោយ Confficient Incisive ប៉ុន្មាន?

a. ៣

b. ៤

c. ១

d. ២

58 / 60

តើតាមទ្រឹស្ដីរបស់លោក Duchange Coefficient របស់ Incisive Central Superior ប៉ុន្មាន?

a. ៤

b. ៣

c. ២

d. ៤-៦

59 / 60

When doing anterior protrusion :

a. Stylomandibular ligament

b. Capsul

c. Lateral ligament

d. Sphenomandibular ligament

60 / 60

តើ Plan sagittal មានស្ថានភាពដូចម្ដេច?

a. ចំកណ្ដាលពីមុខទៅក្រោយ

b. ជាចំណែកមុខ និង ក្រោយ

c. ពីឆ្វេងទៅស្ដាំ

d. ជាចំណែកលើ និង ក្រោម

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