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*

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1 / 60

Which one is INCORRECT statement of Medial Pterygoid muscle:

a. Action: elevate and protract the mandible

b. is also called Internal Pterygoid

c. Is the strongest muscle in our bodies

d. all of above

2 / 60

តើ Muscles elévateur ជាសាច់ដុំដែលមានមុខងារដូចម្ដេច?

a. ទំលាក់ថ្គាមចុះក្រោម

b. លើកថ្គាមក្រោមឡើង

c. រុញចង្គោមទៅមុខ

d. រុញចង្គោមទៅក្រោយ

3 / 60

តើមាន Maxillaire ប៉ុន្មានដែលទ្រក្រាសធ្មេញ?

a. ២

b. ១

c. ៤

d. ៣

4 / 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. Mesial surface

b. Distobuccal groove

c. Mesiobuccal surface

d. Transverse groove

5 / 60

តើ Coefficients នៃធ្មេញចង្គូមមានប៉ុន្មាន?

a. ២

b. ៣

c. ៤

d. ៦

6 / 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. Distobuccal groove

b. Transverse groove

c. Mesial Surface

d. Mesiobuccal surface

7 / 60

The functional cusps of lower posterior teeth located at :

a. Mesial area

b. Distal area

c. Lingual cusp

d. Buccal cusp

8 / 60

The stress of microtrauma might cause :

a. Tooth mobility and dental caries

b. Tooth creak and plaque formation

c. Periodental tissue break down and pocket formation

d. Dental caries and Tooth creak

9 / 60

TMJ articulation anatomy consist of :

a. 5 main parts

b. 3 main parts

c. 4 main parts

d. 6 main parts

10 / 60

Which is incorrect about 4 component of Mandibular articulation? :

a. The Articular disc

b. The answer is mandibular condyle and The Articular disc

c. Mandibular Condyle

d. Coronoid process of mandible

11 / 60

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

a. Centric occlusion

b. Rest position

c. Laterotrusive contacts

d. Protrusive contacts

12 / 60

What is A? :

a. The articular capsule

b. Mandibular fossa

c. Mandibular condyle

d. The articular eminence

13 / 60

តើ Muscles Diduteurs មានមុខងារធ្វើអ្វី?

a. ធ្វើអោយមាត់ចំហ

b. ធ្វើអោយមាត់បិត

c. ធ្វើអោយចង្ការរុញទៅមុខ

d. ធ្វើអោយចង្ការទាញថយក្រោយ

14 / 60

Name of the line in the picture below :

a. Curve of spee

b. Functional cusp

c. Non-centric cusp

d. Curve of Wilson

15 / 60

Depression movement of mandible caused by :

a. Lateral pterygoid assisted by Medial pterygoid

b. Gravity, digastric, geniohyoid and mylohyoid muscle

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

d. Deep part of masseter and Digastric

16 / 60

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

a. Grooves and embrasures

b. Fossa and rdges

c. Lingual cusps of mandibular teeth

d. Occlusal pits and fissures of mandibular teeth

17 / 60

តើ Luxations Temporo-mandibulaire មានផលលំបាកអ្វី?

a. ការចុករោយ ក្នុងសន្លាក់ឆ្អឹងថ្គាម

b. ការចុករោយ សាច់ដុំ Temporal

c. ការឈឺចាប់ នៅក្នុងក្រាសធ្មេញក្រោម

d. ការឈឺចាប់ក្នុងក្រាសធ្មេញលើ

18 / 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, stability 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, instability of orthodontic treatment and the #1 reason for tooth soreness and hypersensitivity

19 / 60

តើ Muscles Abaisser មានមុខងារយ៉ាងដូចម្ដេច?

a. ធ្វើអោយមាត់បិតជិត

b. ធ្វើអោយមាត់វៀច

c. ធ្វើអោយចង្ការលយទៅមុខ

d. ធ្វើអោយមាត់ហារ

20 / 60

This picture show:

a. non off all above

b. Erosion

c. Attrition

d. Abrasion

21 / 60

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

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

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

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

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

22 / 60

The role of Non-functional cusps is :

a. food sharing

b. All above

c. protection from check biting

d. guiding cusp

23 / 60

Elevation movement of mandible caused by :

a. Temporalis, masseter, medial pterygoid

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

c. Lateral Pterygoid and Masseter

d. Lateral pterygoid assisted by Medial pterygoid

24 / 60

គ្រប់គ្រងចលនាសិរីរាង្គ ក្រាសធ្មេញ និង មាត់មានសារះប្រយោជន៍ប៉ុន្មានយ៉ាងធំៗ

a. ៦ យ៉ាង

b. ៣ យ៉ាង

c. ៥ យ៉ាង

d. ២ យ៉ាង

25 / 60

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

a. Mesial side

b. Distal side

c. Lingual side

d. Buccal side

26 / 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, Friction, and Corrosion

b. Stress, Deformation, and Corrosion

c. Stress, Eating, and Corrosion

d. Stress, Deformation and Friction

27 / 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 occluding surfaces of the teeth.

b. destruction of the buccal surfaces of the teeth.

c. destruction of the lingual surfaces of the teeth.

d. destruction of the mesial surface of the teeth.

28 / 60

តើ Plan sagittal មានស្ថានភាពដូចម្ដេច?

a. ជាចំណែកមុខ និង ក្រោយ

b. ជាចំណែកលើ និង ក្រោម

c. ពីឆ្វេងទៅស្ដាំ

d. ចំកណ្ដាលពីមុខទៅក្រោយ

29 / 60

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

a. Intruded

b. Extruded

c. Protruded

d. Retruded

30 / 60

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

a. Genohyoid, Omohyoid, Stylohyoid and Digastric

b. Mylohyoid, Genoihyoid, Omohyoid and Digastric

c. Mylohyois, Genoihyoid, Stylohyoid and Digastric

d. Stylohyoid, Omohyoid, Digastric and Masseter

31 / 60

Desmodont is another name for:

a. The tooth with one wall pocket

b. Periodontal ligament

c. Tooth with three walled pocket

d. Dehiscence

32 / 60

Attrition is wear due to:

a. Occlusal function

b. missed handling of tooth brushing.

c. Chemical erosion

d. tooth-to-tooth friction

33 / 60

តើកម្លាំង physio mécanique បង្កើតឡើងដំបូងដោយសារអ្វី?

a. បង្ការលើ និង ធ្មេញក្រោម

b. បង្ការក្រោម និង ធ្មេញលើ

c. បង្ការលើ និង ធ្មេញលើ

d. បង្ការក្រោម និង ធ្មេញក្រោម

34 / 60

Any Condition that prevents thorough cleaning of any tooth surface or portion of the sulcus should be
consider as a :

a. Microorganism

b. Contributive factor

c. Microtrauma

d. Causative factor

35 / 60

តើមុខមាត់ដែល Hysmetrique មានសភាពយ៉ាងដូចម្ដេច?

a. សាច់ដុំគូ មានកម្លាំងប្រហាក់ប្រហែល

b. សាច់ដុំគូ មានកម្លាំងស្របគ្នា

c. សាច់ដុំគូ មានកម្លាំងស្មើគ្នា

d. សាច់ដុំគូ មានកម្លាំងមិនស្មើគ្នា

36 / 60

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

a. Buccal slopes of lingual cusps of maxillary posterior teeth

b. Buccals slopes of buccal cusps of maxillary posterior teeth

c. Lingual slopes of lingual cusps of mandibular posterior teeth

d. All slopes of lingual cusps of mandibular posterior teeth

37 / 60

Stress from microtrauma results from:

a. Repeated occlusal overload

b. Accident and head injury

c. All of above

d. Root canal treated tooth

38 / 60

There are 2 division of centric contact:

a. Upper and lower

b. None of all above

c. Buccal and lingual

d. Anterior and posterior centric contact

39 / 60

The functional cusps of upper posterior teeth located at :

a. Lingual cusp

b. Buccal cuspBuccal cusp

c. Mesial area

d. Distal area

40 / 60

3 point from Goal of complete dentistry :

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

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

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

d. Stable occlusion, No pain and Stable TMJs

41 / 60

Masticatory system consists of net:

a. 2 main components

b. 4 main components

c. 3 main components

d. 1 main component

42 / 60

Distobuccal cusp of 27 falls into ______________?

a. Mesial pit of 37

b. Immediately incisal to cingulam

c. Embrasure of 36 & 37

d. Embrasure of 37 & 38

43 / 60

Which one is incorrect statement of Lateral Pterygoid muscle:

a. None all of above

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

c. Action: Depress, protrude mandible

d. Is also called Pterygoid Extern

44 / 60

the point of picture below is called :

a. Centric relation

b. Ideal Centric Contact

c. Vertical dimension

d. Centri occlusion

45 / 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 less radiographic bone support and non-mobile teeth

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

c. Normal probing depth, more clinical attachment loss and less radiographic bone support and non-mobile teeth.

d. Deeper probing depth, more clinical attachment loss and less radiographic bone support and non-mobile teeth.

46 / 60

Curve passing through the buccal and lingual cusp tips of the mandibular buccal teeth is______________?

a. Caternary curve

b. Curve of spee

c. Wilson curve

d. Mansoon curve

47 / 60

The 4 main Muscle of Mastication muscles are:

a. Temporalis, Medial pterigoid, Lateral pterigoid and Hyoid

b. Masseter, Temporalis, Sphenomadibular and Posterior digastric

c. Masseter, Temporalis, Medial pterigoid and Sphenomandibular

d. Masseter, Temporalis, Medial pterigoid and Lateral pterigoid

48 / 60

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

a. Centric relation

b. Centric occlusion and centric relation

c. Centric and Ecentric occlusion

d. Centric occlusion

49 / 60

Desmodont is another name for_____________?

a. periodontal ligament

b. Tooth with three walled pocket

c. Dehiscence

d. The tooth with one wall pocket

50 / 60

What is A?:

a. Stylomandibular ligament

b. Capsul

c. Sphenomandibular ligament

d. Lateral ligament

51 / 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 function or parafunction

d. as the contact relation of the teeth in parafunction

52 / 60

When Canine guided:

a. Posterior tooth is touching

b. All tooth is touching

c. Only canine is touching

d. None off all above

53 / 60

តើតាមខ្នាតអន្ដរជាតិ កម្លាំងវិចទ័រគិតជាអ្វី?

a. Kg

b. វ៉ាត់

c. សេះ

d. ញូតុន (N)

54 / 60

តើគម្លាតរវាងធ្មេញមុខលើ និង ក្រោមហៅថា Espaceliber មានប្រវែងប៉ុន្មាន?

a. 3-5mm

b. 2-3mm

c. 1-2mm

d. 3-4mm

55 / 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

56 / 60

Protrusion movement of Mandible caused by :

a. Lateral pterygoid assisted by Medial pterygoid

b. Masseter

c. Temporalis

d. Temporalis and Masseter

57 / 60

តើ Biomecanic ជាអ្វី?

a. ជាការសិក្សាពីសន្លាក់

b. ជាការសិក្សាពីមាត់

c. ជាការសិក្សាពីក្រាស់ធ្មេញ

d. ជាការសិក្សាពីប្រព័ន្ធចលនានៃការទំពារ

58 / 60

What does the muscle A in the picture called?:

a. Temporalis

b. Spenomandibular

c. Masseter

d. Lateral Pterigoid

59 / 60

In occlusion the teeth have:

a. Surface to surface contact

b. Marginal contact

c. Cusp to cusp contact

d. Edge to edge contact

60 / 60

This picture show of unstable dental occlusion which is cause

a. Orthodontic treatment

b. Muscle

c. Posteror interferences

d. Anterior interferences

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