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*

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1 / 60

Which one is INCORRECT statement of Medial Pterygoid muscle:

a. Is the strongest muscle in our bodies

b. Action: elevate and protract the mandible

c. all of above

d. is also called Internal Pterygoid

2 / 60

Which is incorrect about 4 component of Mandibular articulation? :

a. Coronoid process of mandible

b. Mandibular Condyle

c. The answer is mandibular condyle and The Articular disc

d. The Articular disc

3 / 60

តើពពួកធ្មេញថ្គាមតូចនិងធំអាចទទួលរងនូវកម្លាំងពីមធ្យមទៅអតិបរិមាយ៉ាងដូចម្ដេច?

a. 30kg – 40kg

b. 40kg – 60kg

c. 40kg – 80kg

d. 20kg – 40kg

4 / 60

តើក្រាសធ្មេញ និង មាត់ មានតួនាទីដូចម្ដេច?

a. ការពារសរីរាង្គ

b. ទទួលចិញ្ចឹមសរីរាង្គទាំងមូល

c. បង្កើតជាលិកា និង កោសិកា

d. បង្កើតទំនាក់ទំនងក្នុងសរីរាង្គទាំងមូល

5 / 60

តើ Coefficients នៃធ្មេញថ្គាមផុតក្រោមមានប៉ុន្មាន?

a. ៣

b. ៦

c. ៤

d. ៤-៦

6 / 60

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

a. Laterotrusive contacts

b. Centric occlusion

c. Rest position

d. Protrusive contacts

7 / 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 non-accurate treatment plant.

b. Predictable diagnosis, patient comfort, restoration longevity, occlusal stability, and 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.

8 / 60

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

a. Mylohyoid, Genoihyoid, Omohyoid and Digastric

b. Stylohyoid, Omohyoid, Digastric and Masseter

c. Genohyoid, Omohyoid, Stylohyoid and Digastric

d. Mylohyois, Genoihyoid, Stylohyoid and Digastric

9 / 60

Chewing circle has :

a. 5 Phases

b. 3 Phases

c. 4 Phases

d. 2 Phases

10 / 60

តើលោក Akerman អោយ Confficient ចំពោះធ្មេញ Premier Molaire ប៉ុន្មាន?

a. ៤-៦

b. ៣-៤

c. ២-៤

d. ៤-៥

11 / 60

What are the phases of the chewing cycle?:

a. Closing phase and intercuspal phase

b. Opening Phase and Closing phase

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

d. Opening phase and occlusal phase

12 / 60

There are 2 division of centric contact:

a. Upper and lower

b. Buccal and lingual

c. None of all above

d. Anterior and posterior centric contact

13 / 60

Occlusal disease is :

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

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

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

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

14 / 60

តើលោក Akerman អោយ Confficient ចំពោះធ្មេញ Deuxiéme Molaire ប៉ុន្មាន?

a. ៦

b. ៤

c. ៥

d. ៣

15 / 60

The stress of microtrauma might cause :

a. Tooth creak and plaque formation

b. Tooth mobility and dental caries

c. Dental caries and Tooth creak

d. Periodental tissue break down and pocket formation

16 / 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 temporalis bone, lower compartment between the disc and hyoid 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

17 / 60

តើ Plan sagittal មួយចែកសារពាង្គកាយយ៉ាងដូចម្ដេច?

a. ចំណែកមុខ និង ក្រោយ

b. ចំណែកឆ្វេង និង ស្ដាំ

c. ចំណែកលើ និង ក្រោម

d. ៣ចំណែកស្មើគ្នា

18 / 60

តើ Hinge axis ជាបន្ទាត់យ៉ាងដូចម្ដេច?

a. Tragus ទាំងពីរ

b. កាត់តាមចំណុចកណ្ដាលនៃ Condyle ទាំងពីរ

c. ផ្ទៃខាងលើនៃរន្ធត្រចៀកឬាំងពី

d. Ala នៃច្រមុះ

19 / 60

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

a. Speaking, swallowing and opening

b. ewing, closing and speaking

c. Chewing, speaking and swallowing

d. Chewing, opening and swallowing

20 / 60

The functional cusps of Upper anterior teeth located at :

a. Mesial area

b. Buccal cusp

c. Lingual area

d. Distal area

21 / 60

The maxillary teeth which have single antagonist are__________?

a. Permanent canines

b. Lateral incisors

c. Permanent central incisors

d. Third molars

22 / 60

Group function occlusion is common in_____________?

a. 10–14years

b. Edentulous patients

c. 15 -25 years

d. Above 30 years

23 / 60

Depression movement of mandible caused by :

a. Lateral pterygoid assisted by Medial pterygoid

b. Deep part of masseter and Digastric

c. Gravity, digastric, geniohyoid and mylohyoid muscle

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

24 / 60

តើមួយណាជារូបមន្ដនៃច្បាប់ញូតុនទី២?

a. F=μ÷d

b. F=w÷d

c. F=m×g

d. F=m×a

25 / 60

What does the muscle A in the picture called?:

a. Posterior digastric muscle

b. Masseter

c. Temporalis muscle

d. Pterigoid muscle

26 / 60

An articular disc separate the articular surfaces so 2 :

a. 4 cavities are present

b. 3 cavities are present

c. 2 cavities are present

d. 5 cavities are present

27 / 60

Centric occlusion happened when :

a. All above

b. the jaw joint in a adapt centric relation

c. Canine guided

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

28 / 60

Patients lose their teeth in:

a. 4 ways

b. 1 way

c. 3 ways

d. 2 ways

29 / 60

What is A? :

a. Mandibular condyle

b. The articular disc

c. The articular capsule

d. Mandibular fossa

30 / 60

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

a. None all of

b. To determine the direction of maxillary movement

c. To secure stabilize the mandibular positions.

d. To move the mandible

31 / 60

តើលោក Akerman អោយ Confficient ចំពោះធ្មេញ Dent de sagesse ប៉ុន្មាន?

a. ៣-៤

b. ៤-៥

c. ២-៥

d. ៥-៦

32 / 60

The two cavities present when separate articular disc are:

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

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

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

33 / 60

Desmodont is another name for:

a. Dehiscence

b. The tooth with one wall pocket

c. Periodontal ligament

d. Tooth with three walled pocket

34 / 60

Which is a true statement about Temporalis muscle? :

a. Is the weakness muscle in our bodies

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

c. Is the strongest muscle in our bodies

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

35 / 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 buccal surfaces of the teeth.

b. destruction of the lingual surfaces of the teeth.

c. destruction of the mesial surface of the teeth.

d. destruction of the occluding surfaces of the teeth.

36 / 60

តើកម្លាំងទំពារជាកម្លាំងយ៉ាងដូចម្ដេច?

a. ជាកម្លាំងបានមកពីឆ្អឹង Granio-facial និង សាច់ដុំទំពារ

b. ជាកម្លាំងបានមកពីឆ្អឹងថ្គាមក្រោម articulation temporo-mandibulaire និង ជួយដោយកម្លាំងសាច់ដុំទំពារ

c. ជាកម្លាំងបានមកពីឆ្អឹងថ្គាមក្រោម និង សាច់ដុំទំពារ

d. ជាកម្លាំងបានមកពីឆ្អឹងថ្គាមលើ articulation temporo-mandibulaire

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

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 a trigger point while a contributing factor causes the disease

38 / 60

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

a. Non stable occlusion

b. Occlusal Disharmony

c. Stabile occlusion

d. Occlusal interferences

39 / 60

What is symptom?:

a. Symptom is what a patient experience

b. Symptom is what a patient see.

c. Symptom is what a doctor see.

d. Symptom can’t defined as one of the characters of disease.

40 / 60

តើ Muscles Diduteurs មានមុខងារធ្វើអ្វី?

a. ធ្វើអោយចង្ការទាញថយក្រោយ

b. ធ្វើអោយមាត់ចំហ

c. ធ្វើអោយមាត់បិត

d. ធ្វើអោយចង្ការរុញទៅមុខ

41 / 60

តើតាមទ្រឹស្ដីរបស់លោក Duchange Coefficient របស់ Incisive Central Superior ប៉ុន្មាន?

a. ៤

b. ២

c. ៣

d. ៤-៦

42 / 60

តើតាមលោក Duchange Coefficient នៃធ្មេញលេខ ៣៦ ប៉ុន្មាន?

a. ៤

b. ៦

c. ២

d. ៣

43 / 60

This picture show:

a. Abrasion

b. Attrition

c. non off all above

d. Erosion

44 / 60

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

a. Distal side

b. Lingual side

c. Mesial side

d. Buccal side

45 / 60

The 5 main mastication muscles are:

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

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

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

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

46 / 60

តើ Les muscles masticateurs មានមុខងារយ៉ាងដូចម្ដេច?

a. ធ្វើចលនានៃបបូរមាត់

b. ធ្វើចលនាទំពារនៃថ្គាមក្រោម

c. ធ្វើចលនាទំពារនៃថ្គាមលើ

d. ធ្វើចលនានៃអណ្ដាត

47 / 60

The TMJ is:

a. a synovial mono-lateral joint that permits the mandible to move as a unit with 2 functional pattern (gliding and hinge moment)

b. a synovial trilateral joint that permits the mandible to move as a unit with 2 functional pattern (gliding and hinge moment)

c. a synovial bilateral joint that permits the mandible to move as a unit with 3 functional patterns.

d. a synovial bilateral joint that permits the mandible to move as a unit with 2 functional pattern (gliding and hinge moment)

48 / 60

តើកម្លាំង physio mécanique បង្កើតឡើងដំបូងដោយសារអ្វី?

a. បង្ការក្រោម និង ធ្មេញក្រោម

b. បង្ការលើ និង ធ្មេញលើ

c. បង្ការក្រោម និង ធ្មេញលើ

d. បង្ការលើ និង ធ្មេញក្រោម

49 / 60

តើលោក Akerman អោយ Confficient ចំពោះធ្មេញ Prémolaire ប៉ុន្មាន?

a. ៤-៥

b. ២-៤

c. ៣-៤

d. ៣-៥

50 / 60

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

a. Maintainably healthy teeth

b. Stable TMJs

c. Uncomfortable function

d. Comfortable function

51 / 60

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

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

52 / 60

Masticatory system consists of net:

a. 4 main components

b. 3 main components

c. 1 main component

d. 2 main components

53 / 60

តើ Muscles elévateur ជាសាច់ដុំដែលមានមុខងារដូចម្ដេច?

a. រុញចង្គោមទៅមុខ

b. ទំលាក់ថ្គាមចុះក្រោម

c. រុញចង្គោមទៅក្រោយ

d. លើកថ្គាមក្រោមឡើង

54 / 60

What is A? :

a. Mandibular fossa

b. The articular capsule

c. The articular eminence

d. Mandibular condyle

55 / 60

Retraction movement of Mandible caused by :

a. Lateral pterygoid assisted by Medial pterygoid

b. Masseter

c. Masseter

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

56 / 60

តើសាច់ដុំអ្វីដែលធ្វើអោយមាត់បើក?

a. Elevateur

b. Diduteur

c. genio – hyoidien

d. pterygoidien

57 / 60

Maxillary facial and mandibular lingual cusps require sufficient occclusal length and horizontal overlap for_____________?

a. Chewing efficiency

b. Centric stability

c. Soft tissue protection

d. Esthetics

58 / 60

តើលើក Akerman អោយ Confficient ចំពោះធ្មេញ Canine ប៉ុន្មាន?

a. ២-៤

b. ៤-៥

c. ៣-៥

d. ៣-៤

59 / 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, periodontium and alveolar bone

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

c. TMJs, Masticatory muscle, and periodontium

d. TMJs, Masticatory muscle, and alveolar bone

60 / 60

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

a. Grooves and embrasures

b. Occlusal pits and fissures of mandibular teeth

c. Fossa and ridges

d. Lingual cusps of mandibular teeth

Your score is

The average score is 0%

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និស្សិតអាចប្រាប់មកកាន់ពួកយើងបានដើម្បីកែកំហុស ឬអំពីបញ្ហាដោយអចេតនាណាមួយដែលកើតមានកំឡុងពេលធ្វើតេស្ត