Dental Occlusion Test 0% 2 votes, 5 avg 0 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. Dental Occlusion Test 1 / 60 What is A? a. Mandibular fossa b. The articular capsule c. Mandibular condyle d. The articular eminence 2 / 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 3 / 60 Achieving functional harmony in an environment of optimally healthy teeth, joints, periodontium, andmusculature, and in combination with the best possible esthetic result, is the essence of : a. Occlusal concept b. Patient Satisfaction c. All of above d. Complete dentistry 4 / 60 When a molar has no opposing tooth, it can become:? a. Extruded b. Retruded c. Protruded d. Intruded 5 / 60 The use of long–term retainers to maintain post–orthodontic tooth alignment could be dramatically reducedif : a. it is a good retainer b. Occlusal principles were better understood c. Tooth in perfect alignment d. Perfect ligament and good retainer 6 / 60 What is A? : a. Mandibular fossa b. The articular capsule c. The articular eminence d. Mandibular condyle 7 / 60 In ideal intercuspation, maxillary canine articulates with: a. Mandibular canine and lateral incisor b. Mandibular canine and 1st premolar c. Mandibular canine only d. Mandibular 1st premolar and 2nd premolar 8 / 60 What does the muscle A in the picture called?: a. Posterior digastric muscle b. Pterigoid muscle c. Temporalis muscle d. Masseter 9 / 60 Protrusion movement of Mandible caused by : a. Temporalis and Masseter b. Temporalis c. Lateral pterygoid assisted by Medial pterygoid d. Masseter 10 / 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. severe wear, fractured maxillary, and elongated alveolar processes d. wear, elongated alveolar processes and fractured mandibular teeth 11 / 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. Coronoid process of mandible d. Mandibular Condyle 12 / 60 Erosion is tooth surface loss due: a. tooth-to-tooth friction b. missed handling of tooth brushing c. to chemical or electrochemical action. It can be endogenous or exogenous. d. to chemical or electrochemical action. It can be only endogenous. 13 / 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 occluding surface of the teeth b. TMJs, Masticatory muscle, and alveolar bone c. TMJs, Masticatory muscle, and periodontium d. TMJs, periodontium and alveolar bone 14 / 60 If a permanent first molar is lost, the permanent second molar drifts to the______________? a. Mesial side b. Lingual side c. Buccal side d. Distal side 15 / 60 Attrition wear lower anterior teeth might cause by : a. Over conturing of prothesis or any restoration on the buccal surface of upper maxillary incisor. b. Non all of above c. Over conturing of prothesis or any restoration occlusal surface of upper maxillary incisor. d. Over conturing of prothesis or any restoration on the palatal surface of upper maxillary incisor. 16 / 60 When Canine guided: a. None off all above b. All tooth is touching c. Posterior tooth is touching d. Only canine is touching 17 / 60 តើ Muscles Elevateurs មានមុខងារអ្វី? a. ធ្វើអោយមាត់វៀច b. ធ្វើអោយមាត់ហារ c. ធ្វើអោយមាត់បិទ d. ធ្វើអោយមាត់ស្ថិតក្នុងសភាពធម្មតា 18 / 60 តើលោក Akerman អោយ Confficient ចំពោះធ្មេញ Dent de sagesse ប៉ុន្មាន? a. ៥-៦ b. ២-៥ c. ៤-៥ d. ៣-៤ 19 / 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 posterior teeth where deflective incline interferences to centric relation. This forces the lower anterior teeth forward into a collision with the upper anterior teeth. d. look at anterior teeth where deflective incline interferences to centric relation. 20 / 60 តើចលនានៃការទំពារជាអ្វី? a. ជាសកម្មភាពរបស់ថ្គាមក្រោម b. ជាសកម្មភាពដែលឆ្លើយតបទៅនឹងកម្លាំងទំពារ c. ជាសកម្មភាពនៃក្រាសធ្មេញ d. ជាសកម្មភាពរបស់សាច់ដុំ 21 / 60 Masticatory system consists of net: a. 4 main components b. 2 main components c. 1 main component d. 3 main components 22 / 60 The role of functional cusps is : a. Quiding cusps b. Main role of mastication c. None of all above d. Sharing cusps 23 / 60 តើលើក Akerman អោយ Confficient ចំពោះធ្មេញ Canine ប៉ុន្មាន? a. ៤-៥ b. ៣-៤ c. ៣-៥ d. ២-៤ 24 / 60 Cracks, fractures, and excessive wear on restorations are all signs of: a. Non stable occlusion b. Stabile occlusion c. Occlusal Disharmony d. Occlusal interferences 25 / 60 The role of Non-functional cusps is : a. All above b. food sharing c. protection from check biting d. guiding cusp 26 / 60 Facial occlusal line in the maxillary arch is formed by_______________? a. Centric holding cusps b. Non- supporting cusps c. Stamp cusps d. Supporting cusps 27 / 60 តើកម្លាំង physio mécanique បង្កើតឡើងដំបូងដោយសារអ្វី? a. បង្ការលើ និង ធ្មេញលើ b. បង្ការក្រោម និង ធ្មេញក្រោម c. បង្ការក្រោម និង ធ្មេញលើ d. បង្ការលើ និង ធ្មេញក្រោម 28 / 60 តើ mecanique masticatoire ជាប្រព័ន្ធនៃការធ្វើចលនារវាងឆ្អឹងអ្វីខ្លះ? a. ឆ្អឹងថ្គាមក្រោម និង ឆ្អឹងថ្គាមលើ b. ឆ្អឹងថ្គាមក្រោម និង ឆ្អឹង Granio-facial c. ឆ្អឹងថ្គាមក្រោម ឆ្អឹងថ្គាមលើ និង articulation temporo mandibular d. ឆ្អឹងថ្គាមលើ និង ឆ្អឹង Granio-facial 29 / 60 Maximum contact between occlusal surfaces, of maxillary and mandibular teeth occur during a. Protrusive contacts b. Laterotrusive contacts c. Centric occlusion d. Rest position 30 / 60 ក្រាសធ្មេញ និង មាត់មានសារះប្រយោជន៍ប៉ុន្មានយ៉ាងធំៗ? a. ៣ យ៉ាង b. ២ យ៉ាង c. ៦ យ៉ាង d. ៥ យ៉ាង 31 / 60 There are 4 types of muscle are the parts of Suprahyoid muscle: a. Mylohyois, Genoihyoid, Stylohyoid and Digastric b. Mylohyoid, Genoihyoid, Omohyoid and Digastric c. Stylohyoid, Omohyoid, Digastric and Masseter d. Genohyoid, Omohyoid, Stylohyoid and Digastric 32 / 60 Any Condition that prevents thorough cleaning of any tooth surface or portion of the sulcus should beconsider as a : a. Microtrauma b. Microorganism c. Contributive factor d. Causative factor 33 / 60 Group function occlusion is common in_____________? a. Above 30 years b. Edentulous patients c. 10–14years d. 15 -25 years 34 / 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. Disease and Signe b. Disease c. Signe d. Symptom 35 / 60 Masticatory system in general consists of three main component : a. Teeth, Tongue, and check b. Teeth, Periodontal tissue and Occlusion c. Teeth, Periodontal tissue and Enamel d. Teeth, Tongue and Enamel 36 / 60 តើពពួកធ្មេញថ្គាមតូចនិងធំអាចទទួលរងនូវកម្លាំងពីមធ្យមទៅអតិបរិមាយ៉ាងដូចម្ដេច? a. 30kg – 40kg b. 40kg – 80kg c. 20kg – 40kg d. 40kg – 60kg 37 / 60 តើកម្លាំង Bio – reaction nelle ligamento – alvéolaire et osseuse មាននៅណា? a. articulation temporo – mandibulaire b. ថ្គាមក្រោម c. ថ្គាមលើ d. Granio – facial 38 / 60 Abrasion is wear due to: a. exogenous agent such as Coke and an exogenous agent such as Bruxism b. friction between a tooth and an exogenous agent such as Bruxism c. friction between a tooth and an exogenous agent such as Coke d. friction between a tooth and an exogenous agent for example tooth brushing 39 / 60 តើ Plan sagittal មានស្ថានភាពដូចម្ដេច? a. ជាចំណែកមុខ និង ក្រោយ b. ជាចំណែកលើ និង ក្រោម c. ពីឆ្វេងទៅស្ដាំ d. ចំកណ្ដាលពីមុខទៅក្រោយ 40 / 60 The INCORRECT statement of Maxillary fist molar: a. Lingual functional cus b. Has 2 root c. Tubercal Galabelly d. Eruption at the age of 6 years old 41 / 60 តើ Coefficients នៃធ្មេញថ្គាមផុតក្រោមមានប៉ុន្មាន? a. ៣ b. ៤-៦ c. ៤ d. ៦ 42 / 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 43 / 60 តើ Muscles Abaisseurs ជា Muscles អ្វី? a. pterygoidien intern b. Masseter c. temporal d. Masticateur 44 / 60 Chewing circle has : a. 4 Phases b. 5 Phases c. 3 Phases d. 2 Phases 45 / 60 តើសាច់ដុំអ្វីដែលធ្វើអោយចង្ការរុញទៅមុខ? a. Abaisseur b. Diduteur c. Elevateur d. Propulseur 46 / 60 Which one is the incorrect statement of the complete dentistry?: a. Stable TMJs b. Uncomfortable function c. Maintainably healthy teeth d. Comfortable function 47 / 60 At the age of nine years, the mandibular permanent first molar has its distal contact with which of the following teeth? a. Deciduous 2nd molar b. None c. First premolar d. Second premolar 48 / 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 Friction c. Stress, Eating, and Corrosion d. Stress, Deformation, and Corrosion 49 / 60 តើលោក Akerman អោយ Confficient ចំពោះធ្មេញ Deuxiéme Molaire ប៉ុន្មាន? a. ៤ b. ៥ c. ៦ d. ៣ 50 / 60 Masticatory is a true system because: a. It can work alone b. It can’t work alone c. Non all of above d. All of above 51 / 60 កម្លាំងទំពារជាអ្វី? a. ជាសកម្មភាពរបស់សាច់ដុំទំពារ b. ជាចលនា c. ជាបុព្វហេតុដើមនៃចលនាទំពារ d. ជាសកម្មភាពនៃឆ្អឹងថ្គាម 52 / 60 Periodontium consist of : a. Alveolar bone, Muscle, and dental ligament b. Muscle, Dental ligament and Enamel c. Alveolar bone, gingival, and dental ligament d. Alveolar bone, Cementum, and dental ligament 53 / 60 តើកម្លាំង Physio Mecanic ស្ថិតនៅទីណា? a. នៅលើសន្លាក់ថ្គាម b. នៅលើសាច់ដុំទំពារ c. នៅថ្គាមលើ d. នៅលើថ្គាមក្រោម 54 / 60 Distobuccal cusp of 27 falls into: a. Embrasure of 37 & 38 b. Mesial pit of 37 c. Embrasure of 36 & 37 d. None of the above 55 / 60 តើក្រាសធ្មេញ និង មាត់ មានតួនាទីដូចម្ដេច? a. បង្កើតទំនាក់ទំនងក្នុងសរីរាង្គទាំងមូល b. បង្កើតជាលិកា និង កោសិកា c. ទទួលចិញ្ចឹមសរីរាង្គទាំងមូល d. ការពារសរីរាង្គ 56 / 60 តើកម្លាំង physio mécanique ជាកម្លាំងយ៉ាងដូចម្ដេច? a. ជាកម្លាំងឆ្លើយតប នឹង កម្លាំងពិតមាននៅក្នុងថ្គាមលើ b. ជាកម្លាំងពិតប្រាកថដែលមាននៅក្នុងឆ្អឹងថ្គាមក្រោម c. ជាកម្លាំងដែលមាននៅក្នុងសន្លាក់ឆ្អឹងថ្គាម d. ជាកម្លាំងដែលមាននៅលើ Ligament 57 / 60 Stress from microtrauma results from: a. All of above b. Repeated occlusal overload c. Root canal treated tooth d. Accident and head injury 58 / 60 តើត្រូវមានកម្លាំងយ៉ាងដូចម្ដេចដើម្បីដាក់ធ្មេញ Bridge ជាប់ល្អ? a. កម្លាំងនៃធ្មេញបាត់ស្មើនឹងធ្មេញបង្គោល b. កម្លាំងដែលមានលើធ្មេញបាត់ធំជាងធ្មេញបង្គោល c. កម្លាំងនៃធ្មេញបាត់ធំជាងឬស្មើនឹងធ្មេញបង្គោល d. កម្លាំងដែលមាននៅលើធ្មេញបាត់ត្រូវតូចជាងឬស្មើ ធ្មេញបង្គោល 59 / 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, instability of orthodontic treatment and the #1 reason for tooth soreness and hypersensitivity c. most commonly missed diagnosis, stability 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 60 / 60 When a molar has no opposing tooth, it can become_______________? a. Intruded b. Retruded c. Extruded d. 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