Description : Where does the bone resorption show in a pulp necrosis of a deciduous molar: A. At the root apex B. At the bifurcation C. On the buccal side of the tooth D. On the lingual side of the tooth
Last Answer : B. At the bifurcation
Description : Periapical abscess is differentiated from periodontal abscess by: A. Pulpal radiology B. History and vitality test C. X-ray and history
Last Answer : B. History and vitality test
Description : The prognosis of teeth with apical resorption is : A. Poor B. Good if apex can be sealed C. Dependant upon periapical surgery D. Contingent upon systemic antibiotic therapy combined with treatment of the canal
Last Answer : B. Good if apex can be sealed
Description : A tooth under occlusal trauma shows A. Bone resorption B. Necrosis of the pulp C. Hypercementosis D. Triangulation Vertical defects occur adjacent to a tooth and usually in the form of a triangular area of missing bone, known as triangulation E. All of the above
Last Answer : E. All of the above
Description : The lamina dura is seen on periapical radiographs as:CHECK A. Usual radiolucency between tooth root and surrounding bone as a thin white line. B. Cribriform plate of bone making the ... bone consistent with a healthy periodontal status D. Pattern of radiopaque lines in supporting alveolar bone
Last Answer : B. Cribriform plate of bone making the tooth socket
Description : The first molars are extracted in both arches: A. The bone resorption will be the same for both arches B. Resorption is more on the palatal side of maxillary molars C. Resorption is more on lingual side of mandibular molars D. The ridge height resorbs more in maxilla than mandible
Last Answer : C. Resorption is more on lingual side of mandibular molars
Description : Angular type of bone resorption can be seen more often in:** A. Occlusal traumatism B. Food particles retention C. Periodontosis D. All of the above
Last Answer : D. All of the above
Description : Tooth under occlusal trauma may show: A. Bone resorption B. Necrosis of the pulp C. Hypercementosis D. Triangulation E. All of the above
Description : Which one of following statement about Overdenture is not correct: A. Greater occlusal loads can be applied by the patient B. Retention and stability are generally better than with ... The retained roots are covered by the denture thus protecting them from caries and periodontal diseases
Last Answer : D. The retained roots are covered by the denture thus protecting them from caries and periodontal diseases
Description : In periodontitis, the most common finding is, (Main feature of suprabony pocket) A. Horizontal bone resorption B. Vertical bone resorption C. Angular bone loss
Last Answer : A. Horizontal bone resorption
Description : The loss of the first deciduous molar in 10 years-old children requires: A. Band and loop to maintain space B. Evaluate the case radiographically and then decide whether space maintainer is needed or not C. No treatment
Last Answer : B. Evaluate the case radiographically and then decide whether space maintainer is needed or not
Description : An upper deciduous molar has a caries exposure and on X ray the corresponding 2nd permanent premolar is absent. What treatment would you do to the deciduous tooth: A. Pulpotomy B. Endodontic treatment C. Pulp capping
Last Answer : B. Endodontic treatment
Description : The MOST common consequence arising from premature extraction of deciduous molar is: A. Loss of arch length B. Loss of speech sound C. Loss of facial contour
Last Answer : A. Loss of arch length
Description : In which direction you would extract a deciduous upper molar: A. Rotation B. Buccally C. Lingually
Last Answer : B. Buccally
Description : The extraction of maxillary deciduous molar in 5 years old child; you should use: A. Mostly towards the apex pressure and some movement B. Rotation C. Distal pressure and movement D. Labial-lingual movement
Last Answer : D. Labial-lingual movement
Description : Reduced occlusal area means: A. More fracture potential for amalgam B. Less fracture potential for amalgam C. Pulpal involvement D. Perio involvement E. None of the above
Last Answer : B. Less fracture potential for amalgam
Description : After completing pulp extirpation, debridement and placing a dressing; apical periodontitis is because: A. Over instrumentation extending into periapical area B. Irritation from chemicals used C. Entrapped bacteria D. One or any combination of the above
Last Answer : D. One or any combination of the above
Description : A 45 years-old patient awoke with swollen face, puffiness around the eyes, and oedema of the upper lip with redness and dryness. When he went to bed he had no swelling, pain or ... B. Angioneurotic oedema C. Infectious mononucleosis D. Acute maxillary sinusitis E. Acute apical periodontitis
Last Answer : B. Angioneurotic oedema
Description : The most accurate finding of pulpal pathology A. Radiolucency on the apical region B. Pain on hot or cold drinks C. he absence of response to pulp testing
Last Answer : C. he absence of response to pulp testing
Description : What is the main purpose of using corticosteroids in pulpal obturation material? A. For their antibiotic action B. For their antiinflammatory action C. To relief pulp pressure
Last Answer : B. For their antiinflammatory action
Description : What is the main purpose of using corticosteroids in pulpal obturation material: A. For their antibiotic action B. For their antiinflammatory action C. To relief pulp pressure
Description : The pulpal floor of the Class II cavity for a mandibular first premolar should be: GA.Parallel to occlusal plane B. Perpendicular to long axis C. Tilted lingually
Last Answer : GA.Parallel to occlusal plane
Description : Which of the following may be caused by a newly placed restoration which interferes with the occlusion A. Apical abscess B. Pulpal necrosis C. Apical periodontitist
Last Answer : C. Apical periodontitist
Description : Loss of sensation in the lower lip may be produced by,CHECK ADC M07 A. Bell’s palsy B. Traumatic bone cyst C. Trigeminal neuralgia D. Fracture in the mandible first molar region E. Ludwig’s angina
Last Answer : D. Fracture in the mandible first molar region E. Ludwig’s angina
Description : How long would it take to notice significant reduction in radiolucency after finishing a root filling in a tooth with a periapical lesion: A. 6 months B. 1 month C. 3 months
Last Answer : A. 6 months
Description : Swelling after RCT is mainly caused by (Being asked as: What is the most frequent cause of pain which occurs several days after obturation?, too): A. Entrapped Bacteria, or the presence of bacteria in the periapical region. B. Underfilling the root canal system C. Overfilled root canal
Last Answer : A. Entrapped Bacteria, or the presence of bacteria in the periapical region.
Description : In regard to external resorption:** A. Continues after successful endo treatment B. Stops in most cases following successful endodontic treatment C. Continues only in mandibular incisors after ... D. Stops in maxillary lateral incisors after successful endodontic treatment E. None of the above
Last Answer : B. Stops in most cases following successful endodontic treatment
Description : After replantation of an avulsed tooth 2 ½ hours after incident; the most likely diagnosis is, A. External resorption B. Internal resorption C. Pulp stones
Last Answer : A. External resorption
Description : The best method to take X-ray of the maxillary sinus is, A. Periapical radiograph B. Panoramic view C. Lateral cephaloghraph D. Occipitomental view E. Reverse Towne’s view
Last Answer : D. Occipitomental view
Description : In regard to periapical lesions, what is TRUE: A. Are predominantly anaerobic B. Must be treated by antibiotics C. Must always treated by surgery
Last Answer : A. Are predominantly anaerobic
Description : An endodontic therapy was completed on a tooth with a periapical radiolucency. Marked reduction in size of radiolucency is expected in approximately: A. One year B. 6 months C. 3 months
Last Answer : A. One year
Description : X rays are used in endodontic treatment to: A. Aid in the diagnosis of periapical hard tissue lesion B. Determine the number, location, shape, size and direction of roots and root canals C. Confirm ... root canals D. Evaluate the adequacy of the complete root canal filling E. All of the above
Description : The concomitant perio-periapical lesion as the cause of endodontic failure: A. Cannot be discovered prior to endo treatment B. May be discovered prior to endo treatment C. Is most commonly found in maxillary teeth D. Is most commonly found in mandibular teeth E. None of the above
Last Answer : B. May be discovered prior to endo treatment
Description : What indicates for a periapical surgery: A. Where performing an endodontic treatment on existing root canal filling may lead to fracture of the root B. When root canal treatment is faulty C. When ... bony defect is so extensive that the edges of the incisors will collapse E. None of the above
Last Answer : A. Where performing an endodontic treatment on existing root canal filling may lead to fracture of the root
Description : A periapical x ray of 11 and 12 region shows the vimen, floor of the nasal fossa and the median palatine suture. The other feature that can be seen is: A. Maxillary sinus B. Incisive foramen C. Zygomatic process D. Wall of maxillary sinus
Last Answer : B. Incisive foramen
Description : The lamina dura is absent in which condition: A. Von Recklinghausen B. Paget’s C. Periapical granuloma
Last Answer : B. Paget’s
Description : Which micro-organisms in periapical lesion would you find microscopically: A. Aerobes B. Aerobes to mainly anaerobes
Last Answer : B. Aerobes to mainly anaerobes
Description : Which of the following is true in regard to periapical cementoma: A. Teeth are vital. B. Teeth are not vital
Last Answer : A. Teeth are vital.
Description : .Which radiographic method would you use in assessing periodontal conditions and lesions: A. Bitewing B. Periapical C. Occlusal D. Panoramic
Last Answer : B. Periapical
Description : How would you diagnose a periapical abscess: A. Pain on percussion B. Pain when eating hot food C. Pain when eating cold food D. The thickness of periodontal ligament on X-Ray
Last Answer : A. Pain on percussion
Description : .The places for newly erupted mandibular molars are created by: A. Resorption of anterior ramus and apposition posteriorly B. Apposition of alveolar process C. Apposition of inferior boarder of mandible
Last Answer : A. Resorption of anterior ramus and apposition posteriorly
Description : .In primary teeth, failure of Ca(OH)2 pulpotomy is MOST likely to produce:** A. External resorption B. Internal resorption C. Necrosis of the pulp D. Ankylosis
Last Answer : B. Internal resorption
Description : Which of the following is a major disadvantage to immediate complete denture therapy: A. Trauma to extraction site FB. Increased the potential of infection C. Impossibility for anterior try in D. Excessive resorption of residual ridge
Last Answer : C. Impossibility for anterior try in
Description : The most important indication of malignant lesions is:CHECK A. Pain B. Paresthesia C. Teeth movement D. Tooth resorption
Last Answer : B. Paresthesia
Description : Which of the following is a major disadvantage to immediate complete denture therapy, A. Trauma to extraction site B. Increased potential of infection C. Impossibility for anterior try in D. Excessive resorption of residual ridge
Description : On replantation of an avulseds tooth you could see, A. Surface resorption, external resorption B. Internal resorption C. Inflammatory resorption D. Replacement resorption E. A, C and D F. All of the above
Last Answer : E. A, C and D
Description : Internal resorption is, A. Radiolucency over unaltered canal B. Usually in a response to trauma C. Radiopacity over unaltered canal
Last Answer : B. Usually in a response to trauma
Description : What is CORRECT in regard to the periodontal surface area in mandibular teeth: A. First molar> first premolar> second premolar (max) B. Canine> first premolar> second premolar. (max) C. Canine> lateral incisor> central incisor
Last Answer : C. Canine> lateral incisor> central incisor
Description : During extraction of a maxillary third molar the tuberosity is fractured; however, it remains in place attached to the mucoperiosteum. Which of the following procedures should be employed:** A. Remove the ... then suture. D. If fractured tuberosity is greater than 2 cm, leave in place and suture
Last Answer : B. Leave the tuberosity and stabilize if required
Description : A 10 years-old child presents with crowding of the dentition and desires correction. What would your next step be: a. Perform mixed dentition analysis. b. Extract the deciduous teeth. c. Ask ... permanent dentition erupts. d. Apply a fixed appliance. e. Review in yearly intervals.
Last Answer : a. Perform mixed dentition analysis.