/197 0 Pediatric Dentistry I Preparation (Dr. Sok Kunthy) 1 / 197 1) The Concentration of phosphoric acid used for acid etching usually is? a. 10-20% acid solution b. Less than 10% c. 30-50% acid solution or gel d. 70-80% acid solution or gel 2 / 197 2) which of the following is used for evaluate vital pulp? a. Pulp oxymeter b. Amalgam meter c. Non of the above d. Pulp tester 3 / 197 3) What is Amalgam? a. Alloy b. Liquid c. Powder d. Metal 4 / 197 4) Treatment of avulsion is:? a. Reimplant + Root canal treatment b. Root Canal treatment + Antibiotique c. Reimplant, Splint, Antibiotiques d. Splinting + Root canal treatment 5 / 197 5) Class III GV Black is? a. Caries on occlusal surface of premolars and molars b. Caries on proximal of anterior teeth c. Caries on one third cervical of all teeth d. Caries on proximal of premolars and molars 6 / 197 6) Disto-buccal root of upper first molar is supplied by: a. Middle superior alveolar nerve b. Posterior superior alveolar nerve c. Mental nerve d. Infra orbital nerve 7 / 197 7) ααααααΈααααΆααααΆαααΆαααΌααααα»αα’αΆαα»α₯ααααΆα ααααααΈαα·αααααααΆααααααα»ααΆαααΎααααΈααααΆααΆααααααααααΆα αααααΊαα αααααααΆαα’αΆα αΆααα·ααα ααααα»ααααααααααΆαααα·αααα’ααα ααααα ααααααα»αααΆαααΆαααΊα αΆααααα ααΎααααααααΆααααααΉαααααΌαααΊααΆα’αααΈ? a. Pulp necrotic b. Irreversible pulpitis c. Reversible pulpitis d. Pulp hyperemie 8 / 197 8) Treatment of complicated crown root fracture is:? a. Root canal treatment b. Extraction for primary teeth c. Stainless Steel crown d. Ceramic crown 9 / 197 9) Posterior superior alveolar nerve block should inject at? a. At buccal fold between tooth number 1and 2 b. At buccal fold between tooth number 7and 8 c. At buccal fold between tooth number4and 5 d. At buccal fold between tooth number 2and 3 10 / 197 10) For partially eruption permanent molars the appropriate sealant is π a. Cyanoacrylate b. Polyurathane c. Glass ionomer cement d. Dimethacrylate 11 / 197 11) What is the aim of dentistry for children? a. Pulpotomy on primary teeth b. Pulpectomy on primary teeth c. Root canal treatment on permanent teeth d. Relief pain and infection 12 / 197 12) Give a child a βrestβ if things become stressful and take a break for a few moments to let the child sit up, hug mum, etc? a. First statement is true and second is false b. First statement is false and second is true c. Both statement are true d. Both statement are false 13 / 197 13) ααααααΈααααΆααααΆαααΆαααΌααααα»αα’αΆαα» α‘α€ ααααΆαααααααΈαα·αααααααΆααααααα»ααΆαααΆαα½αααΉαααΆααααααααα·α αα ααΎααααααα»α #21 ααΆααααααΆααα·αα·αααααΎαααΆαααααααααα2mm ααΆαααα Periapical x-ray αα»αααΆαααΆααααααΆααα¬ααααααα‘αΎα ααΎααααααααΆααααααΉαααααΌαααΊααΆα’αααΈ? a. Extrusion b. Avulsion c. Intrusion d. Subluxation 14 / 197 14) Which of the following sentence is the advantage of GIC? a. Esthetic b. Fluoride released c. Strong d. Durable 15 / 197 15) ααΎααααααααΆαααααααα½αααΆααΆ Restorative ionomer cement: a. Bonding to enamel b. All answer above are correct c. Setting not affected by moisture d. Irritating to pulpal tissues e. Release of fluoride 16 / 197 16) All of the following should be avoided during a first dental visit in a 3 year old child except:? a. Deep caries excavation b. Extraction of a tooth c. Minor surgical procedures d. Fluoride application 17 / 197 17) Which the cavity is suitable for ART? a. Big cavity b. Cavity broken wall c. Small cavity d. Pulp exposed cavity 18 / 197 18) What is the aim of dentistry for children? a. Development of the child b. Attitude of the child c. Overall well-being of the child d. Health of the child 19 / 197 19) Whichof the following tooth and tissues should be anesthetized when injecting to greater palatine nerve Except: a. Palatal soft tissues b. Incisor c. Premolar d. Molar 20 / 197 20) Which of the following is disadvantage of GIC? a. Esthetic appearance not as good as composite b. Radiopaque c. Stronger d. Harder 21 / 197 21) Tooth fracture on crown and not exposed the pulp is called? a. Complicated crown root fracture b. Uncomplicated crown fracture c. Complicated crown fracture d. Uncomplicated crown root fracture 22 / 197 22) ααααααΈααααΆααααΆαααΆαααΌαααααΈ α’αΆαα» α‘α£ ααααΆαααααααΈαα·αααααααΆααααααα»ααΆααααααΆααααααααααΆααα ααΆα ααααααΌαααααααα»α #11 α αααααααα αααα»ααΆααΈαααααΆααααααΆαα»ααααααααααααΆαααα’αΆαααΆαααα Periapical x-ray αα»αααΆααααααΆααααα’αΉα Alveolar boneααΎααΆαααααΆααΆαααααααΉαααααΌαααΊααΆα’αααΈ? a. Single Partial b. Replanting into the socket, Splint and follow up c. Clean the socket and bite the gauze d. Place Immediate Implant 23 / 197 23) After give PAS injection which of the following teeth should be anesthrtized? a. tooth number 5,6,7 buccal bone plus gingival at buccal site b. tooth number 6,7,8 buccal bone plus gingival at buccal site c. tooth number 4,5,6 buccal bone plus gingival at buccal site d. tooth number 3,4,5 buccal bone plus gingival at buccal site 24 / 197 24) How many percent of children sustain primary teeth injuries? a. 0.45 b. 0.35 c. 0.55 d. 0.65 25 / 197 25) ααααααΈααααΆααααΆαααΆαααΌααααα»α α’αΆαα» α‘α’ ααααΆαααααααΈαα·αααααααΆααααααα»ααΆαααΆαα½αααΉαααΆααααααααα·α αα ααΎααααααα»α #21 ααΆαααΆααα·αα·αααααΎαααΆαα»ααα·αααααααααΆαα ααααΆαααΉαααααααααα’αααααααΎαααααΆαααα periapical x-ray αααα αΆαααΆααααΆαααΆααααααΆαααααααα α»αα¬αααααααααααΎααααααααΆααααααΉαααααΌαααΊααΆα’αααΈ? a. Subluxation b. Extrusion c. Avulsion d. Intrusion 26 / 197 26) All the following are true regarding primary teeth except:? a. Primary molars have a very narrow occlusal table b. Crowns of primary molars are wider mesio-distally c. Less marked cervical prominence d. Enamels is thinner in primary teeth than the permanent teeth 27 / 197 27) αααααααααααααααααΉααααααΆααααΆααΆααααα ααααααααα»α ααΎαααΆαααΆ? a. Less vascular in primary teeth b. Bigger in primary teeth c. Same in both teeth d. Smaller in primary teeth 28 / 197 28) What factor lead to mercury toxicity? a. Inhaling mercury vapor during mixing b. All of the above c. Direct contact with skin/mucosa d. Ingestion 29 / 197 29) After trituration the soft amalgam is packed into the cavity with special instrument, that instrument is called: a. Scaler b. Spoon excavator c. Condenser d. Ball burnisher 30 / 197 30) ααΎααΆαααΆαααΆαα½αααΆααΆαααΆααααα»α in office αααααΆαααααα·αααααΆααααα»αααααΎααΎαα»ααΆαα’αΆαα»4 ααααΆααα·αααααααααΆααΆαα αΎαα’αΆααΆααααΆααΆαα ααα’ααααααΌαααααααααΆααΆαα a. Fluoride supplements b. Dietary counselling c. Fluoride varnish every 6 months d. Oral health instructions 31 / 197 31) What is the aim of dentistry for children? a. Prevention of lung disease b. Prevention of cardiac disease c. Prevention of dental disease d. Prevention of medical disease 32 / 197 32) What is the composition of composite? a. Polycarboxylate b. The mixture of polymer(Resin)and glass particle(filler) c. Calcium hydroxide d. Silicate 33 / 197 33) Incidence in permanent teeth between ages:? a. 7-8 b. 6-7 c. 9-10 d. 8-9 34 / 197 34) αααααα’αΆαα» 7 ααααΆα ααΎαααΉαααΆαααααααα’α α·αααααααααα»ααααααΆαααΈ1 αααααΆααααααααα·α ααααααααΆαααααα·αααΎααααΆαααααΆααΆαααααααΉαααααΌααααααΊα a. Observe and measure space for 6 months b. Place an Implant c. Order a chest x-ray d. Removable partial 35 / 197 35) α’αααααααΊααααΆααα’αΆαα»15 ααααΆα ααΆα Hypoplastic enamelααΎααααα#15αααααααααααααααααα’ααααααααΈααΌαα ααα»ααααΈ: a. ααΆαααααααΈααΆααΈα D b. αααααΆααααααΌα c. ααΆααααα Calcium ααΌαα d. ααΆαInfectionααΎααααα#55αααα»αααα‘α»αααααααα»αααΈαααΌαααΆααααααα#15 36 / 197 36) Ectopic eruption is? a. Eruption of tooth before its eruption date b. Eruption of an extra tooth c. Eruption of tooth at abnormal place d. Delayed eruption of a tooth 37 / 197 37) α ααααααααα α’αΆαα»10ααααΆαααααααααΌα α’ααααα½αααΆααα·αα·ααααααααΆααααααΈαα·ααΈαααααΆα ααααα·αααααΆααααα»αααΆαααΆαααααα ααααα·αααΆααααααΈααΊα a. ααααΎααααΆαα thyroid collar αα·α lead apron b. ααααΎα ααα·ααααααΆαααααΏαααΏα (use high speed film) c. ααα ααα·α panoramic αααα½αααα d. ααΆααα§αααααααΆαααΆαααΆααααααΈ 38 / 197 38) The buccal and lingual walls of the proximal box in class II preparation should? a. Non of the above b. Converge to the cervical region c. Diverge towards the cervical region d. Diverge towards the occlusal region 39 / 197 39) The usual eruption sequence of permanent maxillary teeth is : a. First molar, second molar, central incisor, lateral incisor, canine, first premolar, second premolar, third molar b. Central incisor, lateral incisor, canine, first premolar, second premolar first molar second molar c. first molar, central incisor, lateral incisor, canine, first premolar, second premolar, second molar, third molar d. First molar, central incisor, lateral incisor, first premolar, second premolar, Canine, second molar, third molar 40 / 197 40) ααααααΈααααΆααααΆαααΆαααΌααααα»αα’αΆαα» α‘α€ ααααΆαααααααΈαα·αααααααΆααααααα»ααΆαααΆαα½αααΉαααΆααααααααα·α αα ααΎααααααα»α #21 ααΆααααααΆααα·αα·αααααΎαααΆαααααααααα2mm ααΆαααα Periapical x-ray αα»αααΆαααΆααααααΆααα¬ααααααα‘αΎαααΎααΆαααααΆααΆαααααααΉαααααΌαααΊααΆα’αααΈ? a. Replanting b. Root canal treatment c. Extraction d. Reposition and Splint 41 / 197 41) Fracture on crown and root and exposed the pulp is called? a. Uncomplicated crown root fracture b. Complicated crown fracture c. Complicated crown root fracture d. Uncomplicated crown fracture 42 / 197 42) All the following below are in Local anaethetic solution cartridge Except: a. Vasodilator b. Vasoconstrictor c. Local anaethetic agent d. Reducing agent 43 / 197 43) Needle use for infiltration is: a. 17 gauge b. 30 gauge c. 27 gauge d. 25 gauge 44 / 197 44) There are many materials used for vital bleaching-chairside, The materials below are used for vital bleaching-chairside Except: a. 30-volume hydrogen peroxide b. Topical Anaethesia c. Zinc phosphate or IRM cement d. Orabase gel 45 / 197 45) All the following below which one is contra-indication of non-vital bleaching? a. No clinical or radiological signs of periapical disease b. Staining due to amalgam c. Well-condensed gutta-percha root filling d. Discolored non vital tooth 46 / 197 46) At ages 18 month which tooth start to erupt? a. tooth number 73 and 83 b. tooth number 71 and 81 c. tooth number 75 and 85 d. tooth number 52 and 62 47 / 197 47) Treatment of complicated crown fracture is:? a. Cvek pulpotomy with Ca(OH)2 for permanent teeth b. Filling with Amalgam c. Extraction d. Splinting 48 / 197 48) Failure of anaethesia cause from? a. All answer above are correct b. Inject into inflamed tissues c. Too little solution d. wrong placement 49 / 197 49) αααααααααΆαα’α α·ααααααααααΈα‘αααααα»ααΆαααααΆααα’αΆαα»α§ααααΆαααΆαα ααα’αΌααααα ααα·αααΆααstain αBitewing radiograph αααα αΆαα’ααααΎαααΆαααααααΆααdentino-enamel junctionαααΎααααΌαααααΎαααΎαααααΆαααααΆααΆαααΆαα½α? a. αα·α amalgam (conservative amalgam restorations) b. αα·α fissure sealants c. ααΆα fluoride d. αα·αglass inomer 50 / 197 50) Which one is the material use for ART? a. GIC b. Fissure sealant c. Composite d. Amalgam 51 / 197 51) How many years that local anaethesia without preservative LA solution can last long? a. 3 years b. 4 years c. 1 year d. 2 years 52 / 197 52) Indication of Pulpotomy include: a. Presence of pus in the exposure site without pain b. Internal root resorption c. The organization d. A vital tooth with accidental opening e. A non vital tooth associated with abcess 53 / 197 53) The maximum dosage for lidocaine 2% with 1:100,000 epinephrine is 3.0mg/kg. What is the maximum number of anaethetic solution that can be safety administered to a 20kg patient? a. 2 cartridges b. 2.25 cartridges c. 1.1 cartridges d. 1.66 cartridges 54 / 197 54) Young children have difficulty in knowing how long a procedure is going to take , and this can induce anxiety is refer to:? a. Distraction b. Time out c. Positive reinforcement d. Limit setting 55 / 197 55) Using your experience and common sense, you may simply decide to postpone the appointment so that you will not increase the anxiety of which type of child:? a. The frightened child b. The emotionally compromised child c. The child who is adverse to authority d. The shy child 56 / 197 56) Adrenaline is used in local anesthetics: a. To permit bleeding b. To prolong anesthesia c. May cause bradycardia d. May not cause sensitivity reaction 57 / 197 57) What time of ages that the permanent upper central incisor erupt? a. at 9 years old b. at 7 years old c. at 8 years old d. at 10 years old 58 / 197 58) αααααΆαααααααααααΎαααΎααααααΆαααα·ααααααααααααΉαααα(primary teeth)ααΊ:? a. Gutta percha b. paper point medicated with formolcresol c. Silver cone d. Zinc oxide eugenol 59 / 197 59) To overcoming anxiety in dental injection the dentist should be avoided: a. You and the patient should be in a comfortable position- You need excellent vision and good lighting b. Appear confident c. Explain what will happen in a threatening way d. Friendly calm approach 60 / 197 60) ααααααΈααααΆααααΆαααΆαααΌααααα»α α’αΆαα» α‘α’ ααααΆαααααααΈαα·αααααααΆααααααα»ααΆαααΆαα½αααΉαααΆααααααααα·α αα ααΎααααααα»α #21 ααΆαααΆααα·αα·αααααΎαααΆαα»ααα·αααααααααΆαα ααααΆαααΉαααααααααα’αααααααΎαααααΆαααα periapical x-ray αααα αΆαααΆααααΆαααΆααααααΆαααααααα α»αα¬αααααααααααΎααΆαααααΆααΆαααααααΉαααααΌαααΊααΆα’αααΈ? a. Extraction b. Replanting c. Root canal treatment d. No treatment needed or splinting 61 / 197 61) What is the basic pedodontic concept? a. The communication between family and dentist b. The communication between child and child c. The communication between child , family and dentist d. The communication between child and parent 62 / 197 62) Which one of the following instrument is mostly use to remove dental caries? a. Probe b. Mirror c. Spoon excavator d. Tweezer 63 / 197 63) In primary teeth, Cusp of carabelli is seen in:? a. Mandibular second molar b. Mandibular first molar c. Maxillary first molar d. Maxillary second molar 64 / 197 64) Traditional Alloy( Amalgam)C Contain silver about:? a. 45% Silver b. 65% Silver c. 75 % Silver d. 55% Silver 65 / 197 65) All the following below are the techniques for maxillary Infiltration Except: a. Wait 2 minutes then enter to correct position just above the periosteum b. Can massage solution into tissue to assist diffusion c. No need to contact bone d. Using short (or ultra short) needle, enter taught mucosa and inject several drops 66 / 197 66) What made of stainless steal crown? a. Zirconium b. Composite c. Resin d. Nickel chrome 67 / 197 67) Fracture on crown and root but not exposed the pulp is called? a. Uncomplicated crown root fracture b. Complicated crown root fracture c. Complicated crown fracture d. Uncomplicated crown fracture 68 / 197 68) The most commonly used based in deep cavities after removal of deep caries is: a. Zinc oxide eugenol b. Hard setting calcium hydroxide c. Polycarboxylate cement d. Calcium hydroxide powder 69 / 197 69) The duration of anaethesia is dependent on the following below Except: a. The number of blood vessels (in highly vascular sites, duration shorter eg: posterior maxilla) b. The rate of diffusion away from the nerve and into the tissue space and then into blood vessels c. The percentage of local anaethesia d. The concentration of solution around the nerves 70 / 197 70) All of the following are true of primary teeth except:? a. Buccal curvature on primary first molars are not prominent b. Crown of primary teeth are widen in comparison to their crown length than permanent teeth c. Primary teeth are usually lighter in color than the permanent teeth d. Roots of primary molars are long and slender 71 / 197 71) ααααααααα»αα’αΆαα»12ααααΆαααΆαααΆα ααααα αααΆαα ααααΈαααα ααααααααΆαααααα ααΎααααα·αα·α ααααααααααΉαααααΌαααΊααΆα’αααΈ? a. Pulp polyp b. Pulpal hyperemia c. Gum boil d. Pulpal granuloma 72 / 197 72) Among the primary teeth, the problem of ankylosis is most commonly seen with:? a. maxillary Molars b. Mandibular molars c. Mandibular incisors d. maxillary incisors 73 / 197 73) In a cartridge of local anaethesia usually contain: a. 1.8 ml b. 1.9 ml c. 1.7 ml d. 1.6 ml 74 / 197 74) Full form of ART is ? a. Automatic restorative therapy b. Atraumatic restorative therapy c. Atraumatic restorative treatment d. Automatic restorative treatment 75 / 197 75) ααααααΈααααΆααααΆαααΆαααΌααααα»α α’αΆαα» α‘α‘ ααααΆαααααααΈαα·αααααααΆααααααα»ααΆαααΆαα½αααΉαααΆααααααααα·α αα ααΎααααα #11αααααΆααααααααΆαααααα 3mmααααα Incisor edgeαααΆαααα periapical x-ray αα»αααΎαααΆαααΆααααααΆαααααα¬αααααααααααΎααααααααΆααααααΉαααααΌαααΊααΆα’αααΈ? a. Complicated crown fracture b. Enamel fracture c. Uncomplicated crown fracture d. Dentine fracture 76 / 197 76) Which GIC have more fluoride released? a. GIC FujiVII b. GIC Fuji IX c. GIC Fuji ii d. GIC Fuji I 77 / 197 77) The dentist introduce the new experience and start with the easy things, slowly progress to more difficult things is refer to:? a. Tell-Show-Do b. Behavior shaping c. Positive reinforcement d. Modeling 78 / 197 78) Anterior superior alveolar nerve block should inject at? a. At buccal fold between tooth number 1and 2 b. At buccal fold between tooth number 7and 8 c. At buccal fold between tooth number 2and 3 d. At buccal fold between tooth number4and 5 79 / 197 79) Withdrawal of unpleasant stimulus is? a. Punishment b. Time out c. Escape d. Reward 80 / 197 80) At ages 6 month which tooth start to erupt? a. tooth number 71 and 81 b. tooth number 55 and 65 c. tooth number 51 and 61 d. tooth number 74 and 84 81 / 197 81) The local anaethesia containing vasoconstrictor have many effective as the the following below Except: a. Reduce systemic toxic effects of Local anaethesia b. Duration of anaethesia is shorter with a vasoconstrictor c. Duration of anaethesia is longer with a vasoconstrictor d. Reduce bleeding during and after surgery 82 / 197 82) What is the arch length? a. is the length of a perpendicular line from the contact point of the upper central to a line joining the distal contact point of second primary molars or second permanent premolars b. is the length from the contact point of upper centrals to a line joining the distal contact point of third permanent molars c. is the length from the contact point of upper centrals to a line joining the distal contact point of first permanent molars d. is the length from the contact point of the upper centrals to a line joining the distal contact point of first primary molars 83 / 197 83) After give MAS injection which of the following teeth should be anesthrtized? a. tooth number 3,4 buccal bone plus gingival at buccal site b. tooth number 5,6 buccal bone plus gingival at buccal site c. tooth number 4,5 buccal bone plus gingival at buccal site d. tooth number 6,7buccal bone plus gingival at buccal site 84 / 197 84) What is the custom fitted tray used for? a. Vital bleaching-nightguards b. Vital bleaching-chairside c. Microabrasion d. Non vital bleaching 85 / 197 85) ααααααΈααααΆααααΆαααΆαααΌαααααΈ α’αΆαα»α‘α’ ααααΆαααααααΈαα·αααααααΆααααααα»ααΆαααΆαα½αααΉαααΆαααα’αΌαααα’αα ααΆααΌαααΆααααΆααα½ααααααααα·α αα ααΎααααααα»ααααα’αααα½ααααα»α αα·αααΆαα ααααΆαααΆααααααΌααααααα ααααα·αα·αααααΎαααΆααααα #21 αααααα»ααΆααΈααααααα’αααα½ααααα»α αα·αααααΆααααααΌαααΌα ααΆα 1mm ααΆαααα x-ray αα»αααΎαααΆαααΆααααααΆαααααα¬αααααααααααΎααΆαααααΆααΆαααααααΉαααααΌαααΊααΆα’αααΈ?α a. Filling with zinc oxide b. filling with composite c. Capping with Ca(OH2) d. Filling with glass ionomer 86 / 197 86) In pulpectomy: a. Canal is obturated by Ca(OH2) b. Biomechanically cleanse and obturate the root canal c. The surgical removal of the entire coronal pulp leaving intact the viral radicular pulp within the canals is done d. Place a calcium hydroxide mixture over the radicular pulp stumps at the canal orifices and dry with a cotton pellet 87 / 197 87) ααΆαααααΆααΆαααααααααααααα»ααααααααΈαααααααααααΆαααΉααααααΈ1 α αααααααααα’αΆαα»4 ααααΆααααααΊα a. ααΆαααΆαααΆαααΆααα·ααααααααα’αααααααααα’αααααααΆαα b. ααααΆααααααα ααααα c. αααααααααααΆαααααα αααααααααΆααΉαααΆ d. ααααΎ space maintainer 88 / 197 88) At ages 9month which tooth start to erupt? a. tooth number 52 and 62 b. tooth number 75 and 85 c. tooth number 73 and 83 d. tooth number 54 and 64 89 / 197 89) ααΎαααααααααΆαααααΈ1 α αΆααααααΎααααΎααα αααααΆ? a. 3 to 6 months b. At Birth c. 12 to 15 months d. 7 to 11 months 90 / 197 90) Which of the following is the disadvantage of amalgam? a. Shorter time for placement b. Poor esthetic c. Cost less d. Less technique sensitive 91 / 197 91) ααααααΈααααΆααααΆαααΆααα»ααΆα α’αΆαα» α£ ααααΆαααααααΈαα·αααααααΆααααααα»ααΆααααααΆααααααααα·α αα ααΉααα α’αΈαα»αααααα #61 α αΌααα αααα»α2mm ααΆαααα x-ray αα»αααΆααααααΆααα¬ααααααα‘αΎα ααΎααααααααΆααααααΉαααααΌαααΊααΆα’αααΈ? a. Avulsion b. Subluxation c. Extrusion d. Intrusion 92 / 197 92) Treatment of Complicated crown fracture is:? a. Extraction b. Stainless Steel Crown c. Ceramic Crown d. Formocresol Pulpotomy (Primary Teeth) 93 / 197 93) ααΆααΌαα ααΆααααΆααααααα»αααΆαααααΎ Ca (OH)2 pulpotomy αα ααΎααααΆαααΉααααααΊα a. Ankey losin b. Pulp fibrosis c. Internal resorption d. Pulp calcefiction 94 / 197 94) Early composite made of:? a. 50% filler and 50% resin b. 75% filler and 25% resin c. 55% filler and 45% resin d. 60% filler and 40% resin 95 / 197 95) What make treating children different from treating adult? a. Primary teeth is not importance than permanent teeth b. Primary teeth different from permanent teeth c. Primary teeth is difficult to treat than permanent teeth d. Primary teeth is easy to treat than permanent teeth 96 / 197 96) After give ASA injection which of the following teeth should be anesthrtized? a. tooth number 6,7,8 buccal bone plus gingival at buccal site b. tooth number 1,2,3buccal bone plus gingival at buccal site c. tooth number 4,5,6 buccal bone plus gingival at buccal site d. tooth number 5,6,7buccal bone plus gingival at buccal site 97 / 197 97) All the following below, Which is the Indication of Vital bleaching-nightguards? a. Mild fluorosis b. Dentinogenesis imperfecta c. Enamel hypoplasia d. Amelogenesis imperfect 98 / 197 98) ααααααΈααααΆααααΆαααΆαααΌααααα»αα’αΆαα» α€ ααααΆαααααααΈαα·αααααααΆααααααα»ααΆαααΆαα½αααΉαααΆααααααααα·α αα ααΎααααααα»α #51 ααΆαααα Periapical x-ray αααα αΆαααΆααΆαααΆαααΆααα¬αααααααα ααααα 1/3 apical ααΎααααααααΆααααααΉαααααΌαααΊααΆα’αααΈ? a. Root fracture b. Complicated crown fracture c. Uncomplicated crown fracture d. Complicated crown root fracture 99 / 197 99) ααααααΈααααΆααααΆαααΆαααΌααααα»α α’αΆαα» α‘α‘ ααααΆαααααααΈαα·αααααααΆααααααα»ααΆαααΆαα½αααΉαααΆααααααααα·α αα ααΎααααα #11αααααΆααααααααΆαααααα 3mmααααα Incisor edgeαααΆαααα periapical x-ray αα»αααΎαααΆαααΆααααααΆαααααα¬ααααααααααΎααΆαααααΆααΆαααααααΉαααααΌαααΊααΆα’αααΈ?α a. Filling with Zinc oxide b. Filling with Composite c. Filling with amalgam d. Filling with Glass ionomer 100 / 197 100) Which of the following teeth are early to be caries? a. Premolars teeth b. Incisors teeth c. Second molar d. First molar teeth 101 / 197 101) Reducing agent in local anaethetic solution is: a. Methylparaben b. Adrenaline c. Sodium meta bisulfite d. Thymol 102 / 197 102) A childβs behavior problem in the dental clinic can be handled by familiarization if the basis of the problem is:? a. Emotional b. The parents c. Fear d. Pain 103 / 197 103) αα α’αΆαα»ααα»ααααΆαααααΆαααααααααα’αΆα ααΆαααααααααα α ααα½αα‘α’ αα·αααααααααα»αα ααα½αα‘α’ αααα αααα: a. 11 years and a half b. 8 years and a half c. 4 years and a half d. 6 years and a half 104 / 197 104) If the child is very young or anxious,you can demonstrate what you are going to do on another well behaved child is refer to:? a. Positive reinforcement b. Tell-Show-Do c. Behavior shaping d. Modeling 105 / 197 105) Maxillary diastema frequently do not close until the eruption of permanent? a. Maxillary premolar b. Maxillary first molar c. Maxillary cuspids d. Maxillary lateral incisor 106 / 197 106) αα ααΆααααααααααΆα αΆααααΆαααααααα»ααααααΆαααΎ ααααααΆααα»ααα»ααα·αααΆαααααααααα’ ααΆααααα αΈααααα αΌα α¬ααΆα ααα’αΌααα·αααΆαααααα·αααα’αααααΆαααααΆαααααΈα a. tetracycline therapy b. Endocrine deficiency c. Dietary deficiency d. Trauma to the maxillary primary central incisors 107 / 197 107) α’αααααααΊααααΆααααΆαααααααΈαα·αααααααΆααααα ααΎααααΈαα½αααΆαα’αααΈααααααα»αααααααΆαααααααΆα ααααΆααΆααα½α ααΆαααΆαααααΌαααααα ααΆαααααα α αΎαααΆααα ααα’αααααααααααα ααΆααα·α ααΎαα·ααΈααΆαααααααΆ ααααααααααααα»αααΆαααααΎα’αααααααααααα ααΆααα·α? a. Non vital bleaching b. Resin veneer c. Ceramic crown d. Composite veneer 108 / 197 108) What is the treatment of choice for a fractured primary molar after pulp therapy? a. Composite restoration b. Stainless steel crown c. Glass ionomer restoration d. Amalgam restoration 109 / 197 109) 18-Radiolucency in enamel up to enamel dentine junction is? a. R1 b. R4 c. R2 d. R3 110 / 197 110) What is the particle size of newer composite resin:? a. 0,09ΞΌm b. 0,08ΞΌm c. 0,04ΞΌm d. 0,05ΞΌm 111 / 197 111) We use Local Anaethesia to provide effective anaethesia for painful dental procedures. A good dentist or dental therapist cause the patient discomfort. a. First statement is true and second statement is false b. Fisrt statement is false and second statement is true c. Both statement is false d. Both statement is true 112 / 197 112) Most common Complication of posterior superior alveolar nerve block is: a. Blanding of the area b. Trismus c. Infection d. Hematoma 113 / 197 113) ααααααΈααααΆααααΆαααΆαααΌαααααΈ α’αΆαα»α‘α’ ααααΆαααααααΈαα·αααααααΆααααααα»ααΆαααΆαα½αααΉαααΆαααα’αΌαααα’αα ααΆααΌαααΆααααΆααα½ααααααααα·α αα ααΎααααααα»ααααα’αααα½ααααα»ααα·α ααΆαα ααααΆαααΆααααααΌααααααα ααααα·αα·αααααΎαααΆααααα #21 αααααα»ααΆααΈααααααα’αααα½ααααα»α αα·αααααΆααααααΌαααΌα ααΆα 1mm ααΆαααα x-ray αα»αααΎαααΆαααΆααααααΆαααααα¬αααααααααααΎααααααααΆααααααΉαααααΌαααΊααΆα’αααΈ? a. Complicated crown fracture b. Dentine fracture c. Uncomplicated crown fracture d. Enamel fracture 114 / 197 114) The most common cause for failure of an amalgam restoration is? a. Delayed expansion b. Failure at occlusal preparation c. Proximal ditch d. Due to poor handling of amalgam alloy 115 / 197 115) There are many materials used for Non-vital bleaching, The materials below are used for Non vital bleaching Except: a. Heating light with rheostat b. Bleaching agent (Ex: hydrogen peroxide, carbamine peroxide, or sodium perborate) c. Glass ionomer cement d. 37% phosphate acid 116 / 197 116) How many percent of tin containing in the amalgam? a. 0.2 b. 0.15 c. 0.29 d. 0.25 117 / 197 117) What is stainless steel crown? a. Is the partial denture b. Is the metal bridge c. Is the full denture d. Is the metal crown that can be fitted and cemented to primary molars 118 / 197 118) The usual eruption sequence of permanent mandibular teeth is:? a. Central incisor, lateral incisor, canine, first premolar, second premolar, first molar, second molar, third molar b. First molar, central incisor, lateral incisor, canine, first premolar, second premolar, second molar, third molar c. Lateral incisor, central incisor, canine, second premolar, first premolar, first molar, second molar, third molar d. First molar, second molar, lateral incisor, central incisor, canine, first premolar, second premolar, third molar 119 / 197 119) Class IV GV Black is? a. Caries on incisors edge of anterior teeth b. Caries on proximal of the molars c. Caries on one third cervical of all teeth d. Caries on occlusal surface of premolars and molars 120 / 197 120) ααΎα ααααααααΆαααααααααα (lateral lucisors and canine) ααΆααααααααΆα a. Bolton space b. Primate space c. Leeway space d. Freeway space 121 / 197 121) When a child is complimented or rewarded in some manner for his or her cooperative behaviors, it is known as:? a. Positive reinforcement b. Punishment c. Negative reinforcement d. Restrainment 122 / 197 122) ααΆααα»ααααααααααΆαααΆαααααααααα»ααα·αααααααααα ααΊααααΌαααΆααα·αααααΆαααΆαα αααΆααααΆαααααα»αααΌα ααααααααΆααααααα a. The deciduous enamel is thinner and appear whiter b. The deciduous molars roots flare more c. The deciduous crown is more bulbous d. All answer are correct 123 / 197 123) The particle size of early composite resin is:? a. Ave 10-20ΞΌm b. Ave 60-80ΞΌm c. Ave 20-40ΞΌm d. Ave 40-60ΞΌm 124 / 197 124) How many percent copper containing in the amalgam? a. 0.3 b. 0.4 c. 0.5 d. 0.2 125 / 197 125) The process of mixing the amalgam powder with the mercury is called: a. Attrition b. Abrasion c. Condensation d. Trituration 126 / 197 126) Incisive nerve is a terminal branch of: a. Inferior dental nerve b. Long buccal nerve c. Nasopalatine nerve d. Mental nerve 127 / 197 127) Negative unpleasant is:? a. Presenting unpleasant stimulus b. Presenting pleasant stimulus c. All are corrects d. Removing unpleasant stimulus 128 / 197 128) All the following below which one is the indication of non-vital bleaching? a. Mild fluorosis b. Very mild tetracycline staining without obvious banding c. Yellow due to aging d. Discolored non vital tooth 129 / 197 129) α’αααααααΊα’αΆαα» 10 ααααΆα ααααΆααααΆαααα’αΌαααα’ααα’αααΈααΆαααααΆααα ααΎαααααααααΆαααΉααααααΈ2 αα αααααααΆαα αααΈα’αΆα αΆαααααααααααααααΎ α αΎαααΆαααα Amalgam αααΆααααα mesio-occlusal αα’αααααααααααΆα a. An acute pulpitis b. An exfoliating tooth c. A hyperplastic pulp d. A hyperemic pulp 130 / 197 130) αααααΆααααΈααααΆααααΆαααΉαααααΌα GIC ααααααΎααα coating agent ααΎααααΈα a. Protect the cement from ultrasonic light b. Protect the cement from moisture c. Retard the final set d. Create a smooth finish 131 / 197 131) What are the teeth mostly missing? a. lateral incisor, canine, first molar b. first premolar, canine , third molar c. central incisor, canine , second molar d. lateral incisor, premolar, third molar 132 / 197 132) Which of the following sentence is Indicated for ART? a. The tooth with pulp exposed b. The tooth with abscess c. The tooth with periodontitis d. The tooth with caries at EDJ 133 / 197 133) How many types of needles lengths that used in Pediatric dentistry? a. 3 types b. 4 types c. 2 types d. 5 types 134 / 197 134) ααααααΈααααΆααααΆαααΆαααΌααααα»αα’αΆαα» α€ ααααΆαααααααΈαα·αααααααΆααααααα»ααΆαααΆαα½αααΉαααΆααααααααα·α αα ααΎααααααα»α #51 ααΆαααα Periapical x-ray αααα αΆαααΆααΆαααΆαααΆααα¬αααααααα ααααα 1/3 apical ααΎααΆαααααΆααΆαααααααΉαααααΌαααΊααΆα’αααΈ? a. Splinting b. Replanting c. Reattach d. Extraction the crown fragment 135 / 197 135) The usual eruption sequence of permanent maxillary teeth is π a. first molar, central incisor, lateral incisor, canine, first premolar, second premolar, second molar, third molar b. First molar, second molar, central incisor, lateral incisor, canine, first premolar, second premolar, third molar c. Central incisor, lateral incisor, canine, first premolar, second premolar first molar second molar d. Canine, second molar, third molar e. First molar, central incisor, lateral incisor, first premolar, second premolar, 136 / 197 136) Why are children sometimes anxious about coming to the dental clinic? a. They have good cooperation with the dentist b. fear of unknown or stranger c. They used to be extracted tooth d. They are too small 137 / 197 137) What cause the amalgam failure? a. Secondary caries b. Bulk fracture c. All of the above d. Marginal fracture 138 / 197 138) Mamelons are seen in? a. Young primary canines b. Permanent Molars c. Young primary incisors d. Young permanent incisors 139 / 197 139) Tooth fracture on crown and exposed the pulp is called? a. Complicated crown root fracture b. Uncomplicated crown root fracture c. Complicated crown fracture d. Uncomplicated crown fracture 140 / 197 140) What time of ages the first permanent molars erupt? a. At 7 years old b. At 6 years old c. At 8 years old d. At 5 years old 141 / 197 141) αα ααΎ Mandibular dental arch ααααααααααααα»αα’αΆαα»12 ααααΆαααααΆααααααα permanent first molarsααΆααααααααΆααΆαα½α first premolars αα·αααααΆαααααααα second premolars αααααΆααα»αααΆαααααΆαlingualαααΌαα ααα»ααααααααΆαααααΈα a. Premature loss of deciduous second molars b. Ankylosis of the mandibular second premolars c. Teeth too large for the dental arch d. Lack of space 142 / 197 142) What time of ages that the permanent second molars erupt? a. at 9 years old b. at 11 years old c. at 12 years old d. at 10 years old 143 / 197 143) αααααΆααααΈααΆαααααααααααααα»αααααΆαααΈ1 ααααααα α’αΆαα»8ααααΆααααΎαα½αααΆααααΆαααααΆααααααΌαααΆαααααααααΆααααααΌαααΆαααΎαα‘αΎαα a. αα·αααΆαα αααΆααααααΆαααααΈ2 b. αααα·ααα ααΆα distal ααααααΆαααΌα ααΈ2 c. αα·αααΆαα αααΆααααααΆαααΌα ααΈ2 d. α ααααΎαααΆαααΎαα·αααααΉαααααΌα 144 / 197 144) Which type of GIC most use for ART? a. GIC Fuji I b. GIC Fuji IX c. GIC Fuji III d. GIC Fuji II 145 / 197 145) Recommended age for discontinuing bottle-feeding is:? a. 8 months b. 18 months c. 12 months d. 20 months 146 / 197 146) ααααααΈααααΆααααΆαααΆααα»ααΆα α’αΆαα»α‘α€ααααΆα ααααααΈαα·αααααααΆαααααααΆαα½αααΉαααΆαααα’αΌαααα’αα ααΆααΆαα ααα»α α’α»αααααααα·α ααααα½α αα ααΎααααααα»αααΎααΆαααααΆααΆαααααααΉαααααΌαααΊααΆα’αααΈ? a. Ceramic crown b. Microabrasion c. Resin veneer d. Composite veneer 147 / 197 147) There are many techniques used for Vital bleaching-nightguards, The techniques below are used for Vital bleaching-nightguards Except: a. Relieve the labial surfaces of the teeth about 0,5 mm and make a vacuum-formal splint as a mouthguard b. Apply topical Anaesthetic to gingival margins c. Instruct the patient how to use it d. The splint 2mm in thickness & not cover the gingivae 148 / 197 148) There are many techniques used for vital bleaching-chairside, The techniques below are used for vital bleaching-chairside Except: a. Coat the buccal and palatal gingivae with orabase gel b. Soak a strip of gauze in the 35% hydrogen peroxide and cover the teeth to be bleached c. Apply topical anaethetic to gingival margins d. Remove palatal restoration and pulp chamber restoration 149 / 197 149) Mental nerve block should inject at? a. Buccal fold between lower5and6 b. Buccal fold between lower 6and7 c. Buccal fold between lower 2and3 d. Buccal fold between lower4and5 150 / 197 150) Incidence in primary teeth is highest between ages π a. 1-2 b. 1-3 c. 3-4 d. 2-3 151 / 197 151) Glass ionomer with composite is known as π a. None of the above b. Compomer c. Cermet d. Marcle mix 152 / 197 152) All the following are some sequelae of the primary tooth trauma except? a. Discolouration b. Pulp-Obliteration c. Ankylosis d. Pulp necrosis 153 / 197 153) The first evidence of calcification of primary teeth begins approximately at:? a. 6 weeks in Utero b. 14 weeks in Utero c. 16 weeks in Utero d. 11 weeks in Utero 154 / 197 154) ααααααΈααααΆααααΆαααΆαααΌαααααΈ α’αΆαα» α‘α£ ααααΆαααααααΈαα·αααααααΆααααααα»ααΆααααααΆααααααααααΆααα ααΆα ααααααΌαααααααα»α #11 α αααααααα αααα»ααΆααΈαααααΆααααααΆαα»ααααααααααααΆαααα’αΆαααΆαααα Periapical x-ray αα»αααΆααααααΆααααα’αΉα Alveolar bone ααΎααααααααΆααααααΉαααααΌαααΊααΆα’αααΈ? a. Subluxation b. Extrusion c. Intrusion d. Avulsion 155 / 197 155) In the preparation for stainless steel crown the occlusal reduction is:? a. 1,2mm b. 1,9mm c. 1,7mm d. 1,5mm 156 / 197 156) The usual eruption in deciduous dentition is as follows:? a. Central incisor , canine , lateral incisor , first molar , second molar b. Lateral incisor ,central incisor , first molar , canine ,second molar c. Canine , lateral incisor ,central incisor , first molar , second molar d. Central incisor , lateral incisor , first molar , canine , second molar 157 / 197 157) Middle superior alveolar nerve block should inject at? a. At buccal fold between tooth number4and 5 b. At buccal fold between tooth number 2and 3 c. At buccal fold between tooth number 7and 8 d. At buccal fold between tooth number 1and 2 158 / 197 158) Enamels rods in the gingival one-third of primary teeth incline:? a. Gingivally b. Horizontally c. Occlusally d. Apically 159 / 197 159) ααααααΆααα Anterior diastema ααΉαααΆααα ααΆα distal αααα maxillary incisors ααΎαα»ααΆαα’αΆαα» 9 ααααΆαααααααααααα»αα αα ααΉαα a. α’αΆα αα·αα ααααααα·ααα·αααααααα½αα―α (self correct) b. ααααΌαααΆα orthodontic treatment c. αα½ααααα αΆαααΆαα½αααΆαααΆααααααααααααΈααααΎα d. ααΆααααααΉαααααααΆα mesiodents 160 / 197 160) Class I GV Black is? a. Caries on proximal of premolars and molars b. Caries on occlusal surface of premolars and molars c. Caries on proximal of anterior teeth d. Caries on one third cervical of all teeth 161 / 197 161) ααααααΈααααΆααααΆαααΆαααΌααααα»α α’αΆαα» α£ ααααΆαααααααΈαα·αααααααΆααααααα»ααΆαααΆαα½αααΉαααΆααααααααα·α αα ααΎααααα #51 ααΆαααΆααα·αα·αααααΎαααΆααααααααααΆαααααΌααααα αΆααααΈααααΆαααααααααα¬ααααααααΆαααα x-ray αα»αααΆααααααΆαααααααα α»αα¬ααααααΎααααααααΆααααααΉαααααΌαααΊααΆα’αααΈ? a. Uncomplicated crown fracture b. Root Fracture c. Complicated crown fracture d. Complicated Crown root fracture 162 / 197 162) An orthodontic patient just remove the bracket after the orthodontic treatment and have demineralized on the labial surface of upper incisors. What is the best treatment choice? a. Resin veneer b. Microabrasion c. Ceramic veneer d. Composite veneer 163 / 197 163) Class V GV Black is? a. Caries on one third cervical of all teeth b. Caries on proximal of the molars c. Caries on proximal of anterior teeth d. Caries on occlusal surface of premolars and molars 164 / 197 164) Radiolucency confined to enamel is? a. R3 b. R4 c. R1 d. R2 165 / 197 165) ααααααΈααααΆααααΆαααΆααα»ααΆα α’αΆαα»α‘α€ααααΆα ααααααΈαα·αααααααΆαααααααΆαα½αααΉαααΆαααα’αΌαααα’αα ααΆααΆαα ααα»α α’α»αααααααα·α ααααα½α αα ααΎααααααα»αααΎααααααααΆααααααΉαααααΌαααΊααΆα’αααΈ? a. Enamel Hypoplasia b. Hypomineralization c. Fluorosis d. Discolouration 166 / 197 166) ααααααααα»α α’αΆαα»10ααααΆα ααααΆααααΆαααΆαααααααααααΆααααααααΉααααααΈ1αααΆαααααΆααΆαααααααΉαααααΌααααα»ααααααΊα a. The removal of the corresponding tooth on the other side of the arch b. No treatment c. A stainless steel crown and loop space maintainer d. A band and loop space maintainer 167 / 197 167) What type of caries that need to do ART? a. The tooth with caries on incisal edge of anterior teeth b. The tooth with small caries on occlusal surface c. The tooth with caries on mesial and distal surface d. The tooth with caries on proximal surface 168 / 197 168) Treatment of uncomplicated crown fracture is:? a. Root canal treatment b. Extraction c. Ca(OH)2/GIC lining and composite d. Ceramic crown 169 / 197 169) Praise good behavior and provide rewards eg sticker, picture, tooth brush is refer to:? a. Positive reinforcement b. Behavior shaping c. Tell-Show-Do d. Modeling 170 / 197 170) What is the common Vasoconstrictor? a. Reserpine b. Penicillin c. Atropine d. Adrenaline 171 / 197 171) What instrument use to prepare the cavity for ART? a. Remove carious by high speed and low speed drill b. Remove carious by hand instruments c. Remove carious by high speed drill d. Remove carious by low speed drill 172 / 197 172) Where is the maxillary canine often impacted? a. itβs often impacted labially b. itβs often impacted palatally and labially c. itβs often impacted palatally d. itβs often impacted mesially and distally 173 / 197 173) All the following below are techniques for injection local anaethesia Except: a. Introduce needle into the soft mucosa at depth of sulcus (pull lips or cheek down over point of needle) b. Donβt inject sub-periosteally c. No need to warm anaethesia cartridge- Cold solution is painless d. Inject slowly (no more than 1ml/minute) 174 / 197 174) The basic fear of most children under 2 years of age is:? a. The reason for dental treatment b. The instruments to perform dental treatment c. Injection of local anesthesia d. Separation from parents 175 / 197 175) ααααααΈααααΆααααΆαααΆαααΌααααα»α α’αΆαα»α₯ααααΆαααααααΈαα·αααααααΆααααααα»ααΆαααΎααααΈ ααααΆααΆααααααααααΆααααααΊαα αααααααΆαα’αΆα αΆααα·ααα ααααα»ααααααααααΆαααα·αααα’ααα ααααα ααααααα»αααΆαααΆαααΊα αΆααααα ααΎααΆαααααΆααΆαααααααΉαααααΌαααΊααΆα’αααΈ? a. Extraction b. Root canal treatment c. Pulpotomy d. Restoration 176 / 197 176) When injecting local anaethesia solution in maxilla on buccal side. The techniques is: a. Supra periosteal b. Sup periosteal c. Intra osseous d. Intra septal 177 / 197 177) After give infra orbital injection which of the following teeth should be anesthrtized? a. tooth number 2,3,4,5,6, buccal bone plus gingival at buccal site b. tooth number 4,5,6,7,8buccal bone plus gingival at buccal site c. tooth number 1,2,3,4,5 buccal bone plus gingival at buccal site d. tooth number 3,4,5,6,7buccal bone plus gingival at buccal site 178 / 197 178) The primary second molar (mandibular) resembles:? a. Maxillary second permanent molar b. mandibular second permanent molar c. Mandibular first permanent molar d. Maxillary first permanent molar 179 / 197 179) Development of permanent teeth and primary teeth are? a. Different process b. Occur in different time c. Occur in the same time d. Same process 180 / 197 180) Class II GV Black is? a. Caries on one third cervical of all teeth b. Caries on occlusal surface of premolars and molars c. Caries on proximal of premolars and molars d. Caries on proximal of anterior teeth 181 / 197 181) Radiolucency in enamel and reaching to inner half of dentine is? a. R2 b. R4 c. R1 d. R3 182 / 197 182) A girl patient 16 years old with a white and brown on the labial surface on tooth #21 and she want her tooth whiter.What is the best treatment choice for this patient? a. Microabrasion b. Composite veneer c. Resin Veneer d. Ceramic veneer 183 / 197 183) αααααΆαααα ααααΌαααααααααα»αααΆαααΎ (maxillary permanent canine) αα»αα ααααα a. αα»αα ααααΌαααααααααα»αααΆαααααα (mandibular permanent canine) b. αα»αααααΆαααααΈ2 ααααααααα»αααΆαααΎ (maxillary second permanent molar) c. αα»αααααΆαααΌα ααΈ1 ααΆαααΎ (maxillary first premolar) d. αααααΆααααΈ ααααΆαααααΈ2 ααααααααα»αααΆαααΎ (maxillary second permanent molar) 184 / 197 184) All the following below are the advantages of Non-vital bleaching Except: a. No problem with changing gingival level in young patient b. Easy for operator and patient c. Conservation of tooth tissue and maintenance of the original crown morphology d. Irritation to gingival tissues 185 / 197 185) ααααΎααααα»αααΆαααααΆααΆαααΎααααΈα’αααααααααααααααΆα apex ααΌααΆαα αΎααααααααααααααααααΆα: a. Apexogenesis b. Indirect-pulp capping c. Apexification d. Pulpectomy 186 / 197 186) What time of ages that the permanent lower central incisor erupt? a. at 6 years old b. at 5 years old c. at 8 years old d. at 7 years old 187 / 197 187) The common cause of ectopic is:? a. Arch length deficiency b. Super numerary teeth c. Endocrinal disorder d. Hereditary 188 / 197 188) Amalgam had been used by GV Black since: a. Late1700 b. Late 1800 c. Late 1900 d. Late 2000 189 / 197 189) Vasoconstrictor in local anesthesia is to? a. All of the above b. Duration of local anesthesia is longer c. Reduce systemic toxic effects of local anesthesia d. Reduce bleeding during and after surgery 190 / 197 190) Property of composite depend on:? a. Adhesion between tooth and resin b. Proportion of silicate and polyacrylic c. Adhesion between GIC and enamel d. Proportion of filler and resin 191 / 197 191) All the following below which one is not Non vital bleaching technique? a. Etch the labial surface with 37% phosphoric acid for 60s, wash and dry b. Etch the pulp chamber with 37% phosphoric acid for 30-60s, wash and dry c. Freshen dentine with a round bur. Do not remove excessively d. Place a dry piece of cotton wool over the mixture 192 / 197 192) Radiolucency in enamel and outer half of dentine is? a. R2 b. R3 c. R1 d. R4 193 / 197 193) In the selection of teeth for application of pit and fissure sealants, which one is the least indicated for this procedure:? a. Shallow well coalesced pits and fissure b. Occlusal pits and fissure c. Buccal and palatal pits d. Cingulum pits on the lingual surfaces of maxillary incisors 194 / 197 194) ααααααααα»αα’αΆαα» 8 ααααΆαααΆαααΆαααΆααααααα#11 ααααΉααααααααααα αα1 αααααααααααα αΎαααapex αα·αααΆαααα·ααα·ααααΆαααααΆααΆαααααα’αααααΊα a. Pulpectomy follow by RCT b. Direct pulp capping with Ca (OH)2 c. Restoration with GIC d. Partial pulpotomy + Fill with Ca (OH)2 195 / 197 195) ααααααΈααααΆααααΆαααΆααα»ααΆα α’αΆαα» α£ ααααΆαααααααΈαα·αααααααΆααααααα»ααΆααααααΆααααααααα·α αα ααΉααα α’αΈ αα»αααααα #61 α αΌααα αααα»α2mm ααΆαααα x-ray αα»αααΆααααααΆααα¬ααααααα‘αΎα ααΎααΆαααααΆααΆαααααααΉαααααΌαααΊααΆα’αααΈ? a. Root Canal Treatment b. Reposition c. Leave it to erupt normally and follow up the vitality status d. Extraction 196 / 197 196) Treatment of Extrusion is? a. Reposition and splint b. Root canal treatment c. Root planning d. Extraction For permanent teeth 197 / 197 197) One of the following is incorrectly defined? a. Class III- Preparation in proximal surfaces of anteriors involving the incisal edge b. Class II- Preparation involving occlusal and proximal surfaces c. Class V- Preparation in the cervical region of teeth d. Class I- Preparation involving pits and fissures in posterior teeth Your score isThe average score is 0% Facebook 0% Restart quiz Any comments? Send feedback Β Β Β