Dental Occlusion Test – testnisset.com

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Dental Occlusion Test

1 / 60

តើពពួក Incisores and Canines រងនូវកម្លាំងពីមធ្យមទៅអតិបរិមាយ៉ាងដូចម្ដេច?

a. 15kg – 30kg

b. 10kg – 15kg

c. 15kg – 40kg

d. 15kg – 20kg

2 / 60

What is A?

a. Mandibular condyle

b. The articular eminence

c. The articular capsule

d. Mandibular fossa

3 / 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 occluding surfaces of the teeth.

c. destruction of the mesial surface of the teeth.

d. destruction of the lingual surfaces of the teeth.

4 / 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 overload from a new restoration

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

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

5 / 60

តើ Plan sagittal មួយចែកសារពាង្គកាយយ៉ាងដូចម្ដេច?

a. ចំណែកឆ្វេង និង ស្ដាំ

b. ចំណែកលើ និង ក្រោម

c. ចំណែកមុខ និង ក្រោយ

d. ៣ចំណែកស្មើគ្នា

6 / 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 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 zygomatic bone, lower compartment between disc and condyle

7 / 60

In occlusion the teeth have_______________?

a. Marginal contact

b. Cusp to cusp contact

c. Edge to edge contact

d. Surface to surface contact

8 / 60

Patient lost their tooth in 2 ways:

a. Microorganism and Trauma (microtrauma or physical injury)

b. Microtrauma and Macrotrauma

c. Physical injury

d. Microorganism and Microtrauma

9 / 60

This picture show of unstable dental occlusion which is cause<br>

a. Orthodontic treatment

b. Anterior interferences

c. Posteror interferences

d. Muscle

10 / 60

The 4 main Muscle of Mastication muscles are:

a. Masseter, Temporalis, Sphenomadibular and Posterior digastric

b. Masseter, Temporalis, Medial pterigoid and Sphenomandibular

c. Masseter, Temporalis, Medial pterigoid and Lateral pterigoid

d. Temporalis, Medial pterigoid, Lateral pterigoid and Hyoid

11 / 60

តើគម្លាតរវាងធ្មេញមុខលើ និង ក្រោមហៅថា Espaceliber មានប្រវែងប៉ុន្មាន?

a. 2-3mm

b. 1-2mm

c. 3-5mm

d. 3-4mm

12 / 60

តើកម្លាំងឆ្លើយតបស្ថិតនៅទីណា?

a. នៅលើឆ្អឹងថ្គាមក្រោម

b. នៅលើសាច់ដុំទំពារ

c. នៅលើសន្លាក់ឆ្អឹងថ្គាម

d. នៅលើឆ្អឹងថ្គាមលើ

13 / 60

What is symptom?:

a. Symptom is what a patient see.

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

c. Symptom is what a doctor see.

d. Symptom is what a patient experience

14 / 60

តើ Plan sagittal ជាប្លង់ដូចម្ដេច?

a. ដេក

b. ឈរ

c. ស្របប្លង់ Occlusion

d. ទ្រេត

15 / 60

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

a. Retruded

b. Intruded

c. Protruded

d. Extruded

16 / 60

Maxillary facial and mandibular lingual cusps require sufficient occlusal length and horizontal overlap for:

a. Centric stability

b. Chewing efficiency

c. Esthetics

d. Soft tissue protection

17 / 60

TMJ articulation anatomy consist of :

a. 5 main parts

b. 6 main parts

c. 3 main parts

d. 4 main parts

18 / 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. Buccal slopes of lingual cusps of maxillary posterior teeth

d. Lingual slopes of lingual cusps of mandibular posterior teeth

19 / 60

Centric occlusion happened when :

a. Canine guided

b. the jaw joint in a adapt centric relation

c. All above

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

20 / 60

When the conlyle-disk assemblies at most superior anterior portion as in the picture is defined as

a. Centric Contact

b. Centric point

c. Centric occlusion

d. Centric relation

21 / 60

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

a. Mesial area

b. Buccal cusp

c. Lingual area

d. Distal area

22 / 60

តើ Plan sagittal មានស្ថានភាពដូចម្ដេច?

a. ជាចំណែកលើ និង ក្រោម

b. ជាចំណែកមុខ និង ក្រោយ

c. ចំកណ្ដាលពីមុខទៅក្រោយ

d. ពីឆ្វេងទៅស្ដាំ

23 / 60

តើពពួកធ្មេញថ្គាមតូចនិងធំអាចទទួលរងនូវកម្លាំងពីមធ្យមទៅអតិបរិមាយ៉ាងដូចម្ដេច?

a. 30kg – 40kg

b. 40kg – 60kg

c. 40kg – 80kg

d. 20kg – 40kg

24 / 60

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

a. Esthetics

b. Centric stability

c. Soft tissue protection

d. Chewing efficiency

25 / 60

The INCORRECT statement of mandibular fist molar:

a. Eruption at the age of 6 years old

b. Has 5 cusps

c. Buccal functional cusp

d. as 4 cusps

26 / 60

តើលោក Akerman អោយ Confficient ចំពោះធ្មេញ Dent de sagesse ប៉ុន្មាន?

a. ៥-៦

b. ២-៥

c. ៣-៤

d. ៤-៥

27 / 60

Group function occlusion is common in:?

a. Above 30 years

b. 10-14 years

c. 15-25 years

d. Edentulous patients

28 / 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. Complete dentistry

d. Occlusal concept

29 / 60

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

a. Lingual cusps of mandibular teeth

b. Grooves and embrasures

c. Fossa and rdges

d. Occlusal pits and fissures of mandibular teeth

30 / 60

The key to occlusion is:

a. Maxillary primary second molar

b. Maxillary primary first molar

c. Maxillary permanent second molar

d. Maxillary permanent first molar

31 / 60

What does the muscle A in the picture called?:<br>

a. Masseter

b. Lateral Pterigoid

c. Spenomandibular

d. Temporalis

32 / 60

Curve of Wilson is:

a. a curve that contact the lingual

b. a curve that contact the buccal

c. a curve that contact the upper and the lower teeth

d. a curve that contact the buccal and lingual

33 / 60

តើ Muscles Diduteurs មានមុខងារធ្វើអ្វី?

a. ធ្វើអោយមាត់បិត

b. ធ្វើអោយមាត់ចំហ

c. ធ្វើអោយចង្ការរុញទៅមុខ

d. ធ្វើអោយចង្ការទាញថយក្រោយ

34 / 60

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

a. mainly seen on the periodontium of the tooth

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

c. mainly seen on the occlusal surface of the tooth

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

35 / 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 junction of middle and cervical thirds

b. At the linguo cervical ridges

c. Immediately incisal to cingulam

d. Within the incisal thirds

36 / 60

Depression movement of mandible caused by :

a. Gravity, digastric, geniohyoid and mylohyoid muscle

b. Lateral pterygoid assisted by Medial pterygoid

c. Deep part of masseter and Digastric

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

37 / 60

The maxillary teeth which have single antagonist are:

a. Permanent central incisors

b. Lateral incisors

c. Permanent canines

d. Third molars

38 / 60

Types of Cusps:

a. Non-centric cusp

b. None of all

c. Functional cusp and Non-centric cusp

d. Functional cusp

39 / 60

Which one is INCORRECT statement of Masseter muscle? :

a. Action: protection and mouth opening.

b. Is the strongest muscle in our bodies

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

d. All of above

40 / 60

The Chewing cycle consists of 3 phase in order:

a. Opening, occlusal, and intercuspal phase

b. Opening, closing, and occlusal or intercuspal phase

c. Occlusal or intercuspal, opening, and close

d. All of above

41 / 60

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

a. Centric and Ecentric occlusion

b. Centric occlusion and centric relation

c. Centric occlusion

d. Centric relation

42 / 60

What are the parts of ecentric occlusion?:

a. Centric occlusion

b. Functional and Non-functional

c. Masseter

d. None of all

43 / 60

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

a. Smooth edge of enamel

b. Sharp edge of enamel

c. Sharp edge of dentin

d. Smooth edge of dentin

44 / 60

What does the muscle A in the picture called?:<br>

a. Temporalis muscle

b. Pterigoid muscle

c. Posterior digastric muscle

d. Masseter

45 / 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 temporalis bone, lower compartment between the condyle and the disc

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

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

46 / 60

Masticatory system consists of net:

a. 2 main components

b. 1 main component

c. 4 main components

d. 3 main components

47 / 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 mandibular tooth where deflective incline interferences to Ecentric relation

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

d. 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.

48 / 60

Name of the line in the picture below :

a. Curve of spee

b. Curve of Wilson

c. Non-centric cusp

d. Functional cusp

49 / 60

តើមួយណាជារូបមន្ដនៃច្បាប់ញូតុនទី២?

a. F=μ÷d

b. F=m×a

c. F=w÷d

d. F=m×g

50 / 60

The TMJ is:

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

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

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

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

51 / 60

តើ Coefficients នៃធ្មេញចង្គូមមានប៉ុន្មាន?

a. ៤

b. ៦

c. ២

d. ៣

52 / 60

តើ Plan de camper និង Plan d’occlusion មានស្ថានភាពយ៉ាងដូចម្ដេច?

a. គ្មានចម្លើយត្រឹមត្រូវ

b. កែងនិងគ្នា

c. ស្របគ្នា

d. ប្រសព្វគ្នា

53 / 60

When Canine guided:

a. Posterior tooth is touching

b. Only canine is touching

c. All tooth is touching

d. None off all above

54 / 60

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

a. Facial embrasure of canine and premolar

b. Distal ridge of the cusp of mandibular canine

c. Incisal embrasure of canine and premolar

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

55 / 60

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

a. Stable TMJs

b. Comfortable function

c. Uncomfortable function

d. Maintainably healthy teeth

56 / 60

តើលោក Akerman អោយ Confficient Incisive ប៉ុន្មាន?

a. ២

b. ៣

c. ១

d. ៤

57 / 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 periodontium

c. TMJs, Masticatory muscle, and alveolar bone

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

58 / 60

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

a. Intruded

b. Extruded

c. Protruded

d. Retruded

59 / 60

តើ Plan de comper ជាប្លង់ដូចម្ដេច?

a. ជាប្លង់ដែលកាត់តាមផ្នែកខាងលើនៃ Tragus និង ចំនុចមួយក្រោមច្រមុះ

b. ជាប្លង់ដេក

c. កាត់តាមផ្នែកខាងលើនៃរន្ធត្រចៀក និង ផ្នែកខាងក្រោមនៃរន្ធគ្រាប់ភ្នែក

d. ជាប្លង់ឈរ

60 / 60

Facial occlusal line in the maxillary arch is formed by_______________?

a. Stamp cusps

b. Non- supporting cusps

c. Supporting cusps

d. Centric holding cusps

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The average score is 87%

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