Description : Most congenitally missing teeth are: A. Mandibular 3rd molars B. Mandibular 2nd premolars C. Maxillary lateral incisor
Last Answer : A. Mandibular 3rd molars
Description : A young patient has all incisors, some premolars and some canines erupted but no 2nd molars are showing: What is his age? A. 8 years B. 11 years C. 13 years D. 14 years
Last Answer : B. 11 years
Description : Which of the following is a typical consequence of dental crowding, assuming no primary tooth has been lost prematurely? A. Overlapping of lower incisors B. Palatal displacement of upper canines C. Impaction ... and first molars D. Mesial tipping of 16 and 26 E. Rotation of 16 and 26
Last Answer : A. Overlapping of lower incisors
Description : A patient with impacted canine; by moving the X ray tube distally the canine moves distally too; where do you expect the impacted canine: A. Labially impacted B. Palatally impacted ... -five per cent of impacted maxillary permanent cuspids are palatal impactions, and 15% are labial impactions.
Last Answer : B. Palatally impacted Eighty-five per cent of impacted maxillary permanent cuspids are palatal impactions, and 15% are labial impactions.
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 : What is characteristic feature seen in pyloric stenosis:** A. Erosion of maxillary central incisors B. Vomiting of undigested food C. Loss of appetite D. Weakness
Last Answer : A. Erosion of maxillary central incisors
Description : What is present in Angle’s class II division 2 malocclusion: A. Open bite B. Retrusion of maxillary central incisors C. Reduced Overjet D. Increased overbite
Last Answer : B. Retrusion of maxillary central incisors
Description : Which primary teeth are LEAST affected with the nursing bottle syndrome? A. Maxillary molars B. Maxillary and mandibular canines C. Mandibular incisors D. Maxillary incisors E. Mandibular molars
Last Answer : C. Mandibular incisors
Description : Patient with class II division II; the lateral incisor is missing. You want to make a fixed bridge which of the following is suitable: A. Rocket bridge using central incisor as abutment ( ... al Maryland B. Cantilever using central incisor C. Fixed bridge using the central incisor and bicuspid
Last Answer : B. Cantilever using central incisor
Description : Which are not included in the milk teeth in a child of 3-4 years? (1) Incisors (2) Canines (3) Molars (4) Premolars
Last Answer : (3) Molars Explanation: Molars are the posterior most and most complicated kind of tooth in most mammals. The third, rearmost molar in each group is called a wisdom tooth. It is the last tooth to appear, breaking through the front of the gum at about the age of twenty.
Description : The primary dentition in human differs from permanent dentition in not having one of the following type of teeth. (a) Molars (b) Incisors (c) Canines (d) Premolars
Last Answer : (d) Premolars
Description : Tusk of walrus are modified (a) Incisors (b) Canines (c) Premolars (d) None
Last Answer : (b) Canines
Description : Permanent teeth in man are (a) Incisors (b) Premolars (c) Molars (d) Canines
Last Answer : (b) Premolars
Description : In rabbit duct of infra orbital salivary gland opens between (a) Molars , (b) Premolars (c) Incisors (d) None
Last Answer : (a) Molars
Description : Tearing teeth are (a) Incisors (b) Premolars (c)Molars (d) Canines
Last Answer : (d) Canines
Description : Which are not included in the milk-teeth in a child of 3-4 years ? (1) Incisors (2) Canines (3) Molars (4) Premolars
Last Answer : Molars
Description : A 8 years-old patient has 3 first premolars erupted and a swelling on the ridge of the un-erupted premolar. X ray shows a fully developed crown and ¾ roots development with no ... recision to allow eruption C. Soft tissues recision accompanied with orthodontic appliance to help with eruption
Last Answer : C. Soft tissues recision accompanied with orthodontic appliance to help with eruption
Description : Fluoride in water community of 4ppm will result in: A. No mottling B. Mottling in almost all permanent teeth except some molars C. Mottling in permanent premolars only
Last Answer : B. Mottling in almost all permanent teeth except some molars
Description : Retention for occlusal amalgam cavities in premolars is BEST provided by A. Slightly undercutting of walls with inversed cone bur B. Mesial and distal undercuts C. Buccal and lingual undercuts
Last Answer : C. Buccal and lingual undercuts
Description : Overdentures are best used for, A. Canines and premolars B. Posterior teeth
Last Answer : A. Canines and premolars
Description : For lower premolars, the purpose of inclining the handpiece lingually is to, A. Avoid buccal pulp horn B. Avoid lingual pulp horn C. Remove unsupported enamel D. Conserve lingual dentine
Last Answer : A. Avoid buccal pulp horn
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 : A palatal root displaced into the antrum while extracting; what is your decision to retrieve it: A. Through the alveolar B. Surgical opening of canine fossa C. Nasal antrostomy
Last Answer : B. Surgical opening of canine fossa
Description : The most serious complications which may occur from abscess of max canine is: A. Cellulitis B. Cavernous sinus thrombosis C. Lacrimal duct stenosis D. Damage to infra orbital nerves
Last Answer : B. Cavernous sinus thrombosis
Description : On examination of an 8 years-old child you find 75 with carious exposure. On X-ray you find 35 missing. Your treatment is: A. Extraction of 75 allowing 36 to move mesially B. ... of 75 and place a fixed space retainer to be replaced with fixed bridge. D. Extraction of 65 and 75
Last Answer : B. Pulpotomy on 75 and wait indefinitely
Description : Why would you decide to replace the anterior missing teeth for partial denture using bridge: A. Aesthetic B. Overjet C. Overbite
Last Answer : A. Aesthetic
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 : At birth, some calcified dental tissues are presented, a.All deciduous teeth and all permanent incisors. b.All deciduous teeth and permanent central incisors. c.All deciduous teeth and the first permanent molars. d.Deciduous teeth only.
Last Answer : c.All deciduous teeth and the first permanent molars.
Description : Two central incisors on a radiograph are showing with what looks like eye drop radiolucency. You decided to start endodontic treatment on these teeth but when you tried to open access to the root ... and start a permanent restoration. B. Start systemic antibiotic C. Try to ream and file canals
Last Answer : C. Try to ream and file canals
Description : The MOST frequently retained deciduous teeth in A. Upper lateral incisors B. Upper central incisors C. Lower central incisors D. Second lower molars E. Second upper molars
Last Answer : D. Second lower molars
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 : What is true in regard to lateral mandibular incisors A. 20% have 2 canals with one foramen B. 20% have 2 canals with two foramina C. 40% have two canals with 10% ending in two foramina D. 40% have two canals with only one ending in two foramina
Last Answer : D. 40% have two canals with only one ending in two foramina
Description : The incisal guidance on the articulator is the:** A. Mechanical equivalent of horizontal and vertical overlap of upper and lower incisors B. Mechanical equivalent of the compensating curve C. Same as condylar guidance D. Estimated by the equation: Incisal guidance = 1/8 of condylar guidance
Last Answer : A. Mechanical equivalent of horizontal and vertical overlap of upper and lower incisors
Description : At birth, some calcified dental tissues are presented, M07 ******* A. All deciduous teeth and all permanent incisors B. All deciduous teeth and permanent central incisors C. All deciduous teeth and the first permanent molars D. Deciduous teeth only
Last Answer : C. All deciduous teeth and the first permanent molars
Description : Maxillary central incisor located palatally causes : a. Prolong stay of primary central incisor. b. Supernumerary teeth.
Last Answer : a. Prolong stay of primary central incisor.
Description : An 8 years-old child who has sustained a fracture of maxillary permanent central incisor in which 2mm of the pulp is exposed presents for treatment three hours after injury. Which of the ... - Pulpotomy using formocresol. d- Pulpectomy and immediate root filling. e- Pulpectomy and apexification.
Last Answer : a- Remove the surface 1. 2 mm of pulp tissue and place calcium hydroxide
Description : A persistent oroantral fistula for a 12 weeks period following the extraction of a maxillary first permanent molar is best treated by, a. Further review and reassurance since it will most ... Excision of the fistula and surgical closure. e. Maxillary antral wash out and nasal antrostomy.
Last Answer : d. Excision of the fistula and surgical closure.
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 : A 9 years-old boy has a small white discolouration on his maxillary central incisor. The lesion is most probably, A. Hypocalcification due to trauma of the primary predecessor B ... the histo differentiation stage of development D. Defect during the morho differentiation stage of development
Last Answer : A. Hypocalcification due to trauma of the primary predecessor
Description : The blood supply to the denture bearing areas of the maxilla A. Superior Maxillary artery B. Grand/greater palatine artery
Last Answer : A. Superior Maxillary artery
Description : Jaw relations for edentulous patient have been established. The maxillary cast has been mounted on the articulator without face-bow and you decide to increase the occlusal vertical dimension by 4 mm ... record C. Changes in the condylar guide settings D. Increase in the vertical dimension
Last Answer : B. A new centric relation record
Description : The MOST common curvature of palatal root of maxillary first molar is: A. Distal B. Mesial C. Buccal D. Palatal
Last Answer : C. Buccal
Description : What is your management with a chronic oral antral fistula for some time after the extraction of maxillary first molar: A. Surgical closure B. Anti-biotic and nasal decongestant C. Wash the antrum D. All of the above
Last Answer : D. All of the above
Description : A 7 years-old child has class I malocclusion, slight version of maxillary class III, adequate arch length. What is your management: A. Oral screen B. Head cap therapy C. Inclined plane on mandibular anterior teeth D. Hawley plate E. Expansion screw plate
Last Answer : C. Inclined plane on mandibular anterior teeth
Description : The MOST stable area to evaluate the craniofacial growth is: A. Nasal floor B. Cranial vault C. Occlusal plane D. Naso maxillary complex E. Anterior cranial base
Last Answer : E. Anterior cranial base
Description : What interferes with a maxillary denture in the posterior vestibular fold: A. Coronoid process B. Condyle C. Masseter muscle
Last Answer : A. Coronoid process
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 : 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 best radiograph for maxillary sinus is: A. PA skull x ray B. Occipitomental radiograph o waters view C. Town’s view
Last Answer : B. Occipitomental radiograph o waters view
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