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

តើ Plan horizontal ពុះសារពាង្គកាយយ៉ាងដូចម្ដេច?

a. ជាចំណែកលើ និង ក្រោម

b. ពីលើចុះក្រោម

c. ជាចំណែកមុខ និង ក្រោយ

d. ជាចំណែកឆ្វេង និង ស្ដាំ

2 / 60

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

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

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

c. Deeper probing depth, no clinical attachment loss and less radiographic bone support and non-mobile teeth

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

3 / 60

Masticatory system consists of net:

a. 3 main components

b. 2 main components

c. 4 main components

d. 1 main component

4 / 60

Which one is INCORRECT statement of Masseter muscle? :

a. Origin Maxillary process of Zygomatic bone and anterior 2/3 of the Zygomatic process of the maxilla

b. All of above

c. Is the strongest muscle in our bodies

d. Action: protection and mouth opening.

5 / 60

Retraction movement of Mandible caused by :

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

b. Lateral pterygoid assisted by Medial pterygoid

c. Masseter

d. Masseter

6 / 60

What are the phases of the chewing cycle?:

a. Opening phase and occlusal phase

b. Opening Phase and Closing phase

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

d. Closing phase and intercuspal phase

7 / 60

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

a. Mylohyoid, Genoihyoid, Omohyoid and Digastric

b. Genohyoid, Omohyoid, Stylohyoid and Digastric

c. Mylohyois, Genoihyoid, Stylohyoid and Digastric

d. Stylohyoid, Omohyoid, Digastric and Masseter

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

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

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

9 / 60

តើសាច់ដុំអ្វីដែលធ្វើអោយមាត់បើក?

a. pterygoidien

b. genio – hyoidien

c. Diduteur

d. Elevateur

10 / 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. Mesiobuccal surface

b. Mesial surface

c. Transverse groove

d. Distobuccal groove

11 / 60

What does the muscle A in the picture called?:

a. Spenomandibular

b. Temporalis

c. Lateral Pterigoid

d. Masseter

12 / 60

Which is a true statement about Temporalis muscle? :

a. Is the strongest muscle in our bodies

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

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

d. Is the weakness muscle in our bodies

13 / 60

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

a. Distal area

b. Mesial area

c. Lingual area

d. Buccal cusp

14 / 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. Patient Satisfaction

b. Occlusal concept

c. All of above

d. Complete dentistry

15 / 60

តើនៅក្នុងសកម្មភាពធម្មតារបស់ក្រាសធ្មេញដែលពេញល្អវាមានលំនឹងរវាងកម្លាំងប៉ុន្មាន?

a. ២

b. ៣

c. ៤

d. ១

16 / 60

តើធ្មេញដែលមានសកម្មភាពរស់រវើកបានដោយសារអ្វី?

a. tendon

b. articulation

c. Alvéolaire

d. ligament

17 / 60

តើ Espace liber ជាគម្លាតអ្វី?

a. ធ្មេញមុខលើ និង ក្រោម

b. ពីធ្មេញមួយ ទៅធ្មេញមួយ

c. Distal ទៅ Mesial នៃធ្មេញ Central

d. បបូរមាត់លើ និងក្រោម

18 / 60

The 5 main mastication muscles are:

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

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

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

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

19 / 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 lingual surfaces of the teeth.

c. destruction of the buccal surfaces of the teeth.

d. destruction of the mesial surface of the teeth.

20 / 60

Attrition wear lower anterior teeth might cause by :

a. Non all of above

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

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

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

21 / 60

Patient lost their tooth in 2 ways:

a. Microorganism and Trauma (microtrauma or physical injury)

b. Microorganism and Microtrauma

c. Physical injury

d. Microtrauma and Macrotrauma

22 / 60

តើ Plan de camper និង Plan d’occlusion មានស្ថានភាពយ៉ាងដូចម្ដេច?

a. ប្រសព្វគ្នា

b. ស្របគ្នា

c. គ្មានចម្លើយត្រឹមត្រូវ

d. កែងនិងគ្នា

23 / 60

តើកម្លាំងវិចទ័រខុសគ្នាត្រង់ណា?

a. ត្រង់ម៉ូឌុល

b. ត្រង់គល់វិចទ័រ

c. ត្រង់មុំ

d. ត្រង់ទិស

24 / 60

តើមាន Maxillaire ប៉ុន្មានដែលទ្រក្រាសធ្មេញ?

a. ២

b. ៣

c. ១

d. ៤

25 / 60

Desmodont is another name for:

a. Tooth with three walled pocket

b. Dehiscence

c. The tooth with one wall pocket

d. Periodontal ligament

26 / 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 an early sign of an uncorrectable occlusal disharmony.

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

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

27 / 60

Group function occlusion is common in:?

a. 10-14 years

b. Edentulous patients

c. 15-25 years

d. Above 30 years

28 / 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, Eating, and Corrosion

b. Stress, Deformation and Friction

c. Stress, Deformation, and Corrosion

d. Stress, Friction, and Corrosion

29 / 60

តើលក្ខណៈសម្គាល់នៃវិចទ័រមានប៉ុន្មានយ៉ាង?

a. ២ យ៉ាង

b. ៣ យ៉ាង

c. ៥ យ៉ាង

d. ៤ យ៉ាង

30 / 60

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

a. All slopes of lingual cusps of mandibular posterior teeth

b. Lingual slopes of lingual cusps of mandibular posterior teeth

c. Buccals slopes of buccal cusps of maxillary posterior teeth

d. Buccal slopes of lingual cusps of maxillary posterior teeth

31 / 60

តើលោក Akerman អោយ Confficient Incisive ប៉ុន្មាន?

a. ៣

b. ២

c. ៤

d. ១

32 / 60

When a molar has no opposing tooth, it can become:?

a. Intruded

b. Extruded

c. Protruded

d. Retruded

33 / 60

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

a. Maintainably healthy teeth

b. Uncomfortable function

c. Comfortable function

d. Stable TMJs

34 / 60

The key to occlusion is:

a. Maxillary primary second molar

b. Maxillary permanent second molar

c. Maxillary primary first molar

d. Maxillary permanent first molar

35 / 60

The Chewing cycle consists of 3 phase in order:

a. All of above

b. Opening, closing, and occlusal or intercuspal phase

c. Occlusal or intercuspal, opening, and close

d. Opening, occlusal, and intercuspal phase

36 / 60

Masticatory system in general consists of three main component :

a. Teeth, Periodontal tissue and Enamel

b. Teeth, Tongue and Enamel

c. Teeth, Periodontal tissue and Occlusion

d. Teeth, Tongue, and check

37 / 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 periodontium

b. TMJs, periodontium and alveolar bone

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

d. TMJs, Masticatory muscle, and alveolar bone

38 / 60

តើ Muscles Abaisser មានមុខងារយ៉ាងដូចម្ដេច?

a. ធ្វើអោយចង្ការលយទៅមុខ

b. ធ្វើអោយមាត់វៀច

c. ធ្វើអោយមាត់បិតជិត

d. ធ្វើអោយមាត់ហារ

39 / 60

The maxillary teeth which have single antagonist are:

a. Third molars

b. Lateral incisors

c. Permanent canines

d. Permanent central incisors

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

The #1 factor associated with discomfort within masticatory system structures. This includes
pain/discomfort in the musculature, the teeth, and the region of the temporomandibular joints (TMJs). :

a. Temporomandibular disorder (TMD)

b. Occlusal disease

c. Muscle pain

d. Articular pain

42 / 60

Abrasion is wear due to:

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

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

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

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

43 / 60

តើអ្វីទៅជា Plan d’occlusion?

a. ជាប្លង់កាត់តាម Lingne median

b. ជា Plan Horizontal

c. ជាប្លង់កាត់តាម Bords Libres និង បណ្ដា កំពូល Cuspides នៃធ្មេញលើ

d. ជា Plan Vestical

44 / 60

តើក្រាសធ្មេញ និង មាត់ មានតួនាទីដូចម្ដេច?

a. បង្កើតជាលិកា និង កោសិកា

b. ការពារសរីរាង្គ

c. ទទួលចិញ្ចឹមសរីរាង្គទាំងមូល

d. បង្កើតទំនាក់ទំនងក្នុងសរីរាង្គទាំងមូល

45 / 60

តើកម្លាំងអ្វីដែលធ្វើអោយថ្គាមក្រោមមានចលនា?

a. កម្លាំងមធ្យម

b. កម្លាំងអតិបរមា

c. កម្លាំង Physio mechanic

d. កម្លាំងឆ្លើយតប

46 / 60

Anatomical part concerned with mandibular articulation :

a. the articular capsule

b. mandibular fossa and articular eminence

c. All of above

d. Mandibular

47 / 60

Facial occlusal line in the maxillary arch is formed by_______________?

a. Non- supporting cusps

b. Supporting cusps

c. Centric holding cusps

d. Stamp cusps

48 / 60

The functional cusps of Upper anterior teeth located at :

a. Lingual area

b. Buccal cusp

c. Distal area

d. Mesial area

49 / 60

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

a. Protrusive contacts

b. Rest position

c. Centric occlusion

d. Laterotrusive contacts

50 / 60

តើធ្មេញ Antagoniste នឹង ធ្មេញបាត់ មានសភាពយ៉ាងដូចម្ដេច?

a. វាលូតស្មើរគ្នា

b. វាលូតវែងជាង

c. វាលូតវៀចខុសគេ

d. វាទាបជាង

51 / 60

The INCORRECT statement of Maxillary fist molar:

a. Eruption at the age of 6 years old

b. Tubercal Galabelly

c. Has 2 root

d. Lingual functional cus

52 / 60

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

a. Stabile occlusion

b. Occlusal Disharmony

c. Non stable occlusion

d. Occlusal interferences

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

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

54 / 60

How many phases of the Chewing cycle?:

a. 4

b. 2

c. 5

d. 3

55 / 60

តើ Muscles Elevateurs មានមុខងារអ្វី?

a. ធ្វើអោយមាត់ស្ថិតក្នុងសភាពធម្មតា

b. ធ្វើអោយមាត់បិទ

c. ធ្វើអោយមាត់វៀច

d. ធ្វើអោយមាត់ហារ

56 / 60

តើលោក Akerman អោយ Confficient ចំពោះធ្មេញ Premier Molaire ប៉ុន្មាន?

a. ២-៤

b. ៤-៦

c. ៣-៤

d. ៤-៥

57 / 60

This picture show:

a. Abrasion

b. Erosion

c. Attrition

d. non off all above

58 / 60

An articular disc separate the articular surfaces so 2 :

a. 3 cavities are present

b. 4 cavities are present

c. 5 cavities are present

d. 2 cavities are present

59 / 60

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

a. Smooth edge of enamel

b. Sharp edge of dentin

c. Sharp edge of enamel

d. Smooth edge of dentin

60 / 60

The key to occlusion is_______________?

a. Maxillary primary first molar

b. Maxillary permanent first molar

c. Maxillary primary second molar

d. Maxillary permanent second molar

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