Mncq

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‘       1. The blood supply to the denture bearing areas of the maxilla A. VVVVVVVVV Maxillary artery B. Grand/greater palatine artery m. What could be MOST cariogenic, A. Consuming a lot of carbohydrate with meals B. Consuming a lot of elective sweets during meals C. Excessive consumption of sugar soft drinks all day D. VConsumption of elective sweets between meals ¯. 1¯ years old boy comes to you with excessive hyperplasia of the gingiva as a result of Phenytoin what is your management, A. Stop the medication B. VÆorce a strict oral hygiene and surgical removal of excess gingival tissues C. Debridement and conservative approach ›. During swallowing, a) suprahyoid muscles relax b) masseter contract c) tongue touches the palate A. a and b B. a and c C. b and c D. none of the above E. Vall of the above ô. White man ô years old comes to you with a brown spot on his gingiva and another one on his oral mucosa, when taking the history he mentioned a weight and memory lost. He as well complains of headaches. What is your most probable diagnosis, A. VAddison¶s disease B. Hyperthyroidism . While removing the second primary molar of 9 years old child, the apical ¼ of the root fracture and stay in the socket, A. V~ou will just leave it and observe it B. ~ou take surgically by a lingual flap C. ~ou try to take out by using a root apex elevator D. ~ou use a fine end forceps to take it out ¬. Subgingival plaque changes from, A. Vgram positive to gram negative B. gram negative to gram positive Ú. What is the most important factor to reduces dental irradiation, A. VSpeed of film B. Collimation C. Æiltration D. Cone shape and length 9. With view to Nitrous Oxide what is the major pharmacological problem? A. Contraindicated in pregnancy B. Contra indicated in cardiac dysrhythmias C. VDiffusion hypoxia at the end of the case due to slow solubility of the agent in blood 10. Which of the following is an expansile lesion of the oral mucosa, A. Keratocyte B. Radicular cyst C. VCementoma

11. the initial therapy in HIV patient is, A. VDebridement and antimicrobial mouth rinses B. Root planing and surgical approach 1m. The concentration of Fluoride in the topical NaF A. Vm B. 5 C. 8 D. 10 1¯. Which of the following most probable does not exist in the kids acute gingivitis, A. VSpirochetes B. Streptococcus C. Staphylococcus 1›. Which of the following is true about warfarin, A. VM R of 3 is enough to start any extraction 1ô. What is not true about tobacco smoking, A. VRedox potential is reduced resulting in anaerobic bacteria B. Mt is immuno-suppressive C. Mt is adrenergic 1 . patient in your dental chair shows chest pain, weak pulse and dysponea, what is your initial management, A. VVive a nitro-glycerine tablet and keep the patient up seated /This answers is for any of the angina symptoms/ B. Put the patient in supine position C. Do nothing and wait until the symptoms go 1¬. What are two teeth connected at the cementum called, A. VConcrescence B. Dilaceration C. Gemination D. Æusion 1Ú. Developer contaminated with other chemical and was not mixed properly. What is the effect on the X-ray film? A. Too dark film B. VÀight film C. Æoggy 19. Which part of the cranium is considered as the most stable area, A. Ærankfort plane B. Occlusal plane C. Anterior cranial plane D. VAnterior nasal to gnathion. m0. the difficulty of placing matrices on deciduous dentition is a result of, A. The small mouth of kids which result in problem keeping the matrices in their mouths B. VVVVVVVVVVVVVVVVVvergence of the deciduous teeth m1. What would you expect to see a year after Auto- transplantation of tooth in a prepared socket, A. ew well formed periodontal ligament B. VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV C. ew well formatted lamina dura

mm. Which muscle will keep the fractured segment of the jaw «« I can not remember this question A. VVVVVVVVVVVVVVVVVV B. Medial pterygoid C. Masseter D. Temporalis E. Mylohyoid m¯. What is INR used for, A. VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV VVVVVVVVVVVVVVVVVV m›. Branchial Cleft cyst is located , A. Medial to the neck B. VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV VVVVV C. Shows when swallowing mô. the most common way of oral carcinomas to other tissues is/are A. Àymphatic B. Mnvasion and blood C. VVVVVVVVVVVVVVVVVVVVVVV D. Blood and lymphatic m . What is true about smokers, A. Causes immunosuppression B. VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV VVVVVVVVVVVVVVVVVVVVVVVV C. Defects neutrophil function and characteristics D. Can produce smokers palate but rarely metaplasia m¬. The main purpose of periodontal treatment is, A. Elimination of plaque and calculus B. VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV C. Reformation of all the periodontal ligaments D. The elimination of all occlusal trauma mÚ. What is the approximate unstimulated salivary flow rate, A. m ml/min B. VVVVVml/min C. 0.0m ml/min D. m0 ml/min m9. Why is it difficult to use matrices on deciduous teeth, A. Mt hurts the kids¶ parents B. The small mouth opening of kids in that age range makes it difficult to keep matrices in mouth. C. VThe occlusal concavity of deciduous teeth ¯0. The thermal and electric pulp tests will, A. Give an accurate indications of the pulp status B. VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV VVVV C. The patient can differentiate between cold or hot stimuli

¯1. Immediately after the extraction of lower molar the patient complains of post operation bleeding and pain, how would manage this, A. Prescribe analgesics and ask the patient to follow a strict oral hygiene B. Administer 5 Marcaine Àocal Anastatic, prescribe analgesics and pack the socket with alvogyl C. VAdminister 5 Marcaine Àocal Anastatic, suture the socket and prescribe analgesics D. Suture and give pressure packs ¯m. Gracey curette is characterized by, A. The blade and the shank form 90º angle B. Can be used on both sides C. Can be used on any tooth surface D. VVVVVVVVVVVVVVic for each surface of the tooth ¯¯. The removable partial denture requires relining what is would be the most appropriate action, A. take a new impression by asking the patient to occlude on it B. Provide equal space (may be it was thickness) between denture and gingival tissues. C. VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV VVVVVVVVVVVVVVVVVVVVVVV impression ¯›. Why do we use Corticosteroid material in pulp obturation, A. VTo prevent the inflammatory process B. As an Antibiotic C. To minimize pressure on the periapical tissues ¯ô. As a result of wrong use of tooth brush the patient MOST probable complaint will be when, A. Spontaneous pain or discomfort B. Occasional pain during brushing of the teeth C. VOccasional pain during consumption of sweets ¯ . In regards to dentine strength, which is the right sequence, A. Affected dentine> Sound dentine> Mnfected dentine B. VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV ¯¬. Symptoms free patient comes to you after four weeks of an endodontic treatment and you find on radiograph the canal is over filled with what it seems to be a cone of Gutta Percha 1mm beyond the apex with a radiolucent small area. What is your initial management?, A. Start apiectomy through a flap and surgery B. Obturate the root canal C. VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV D. Seal the pulp chamber and keep it under observation ¯Ú. After obturation and on X-ray you notice the obturation materials are 1mm beyond apex. What is your first management? A. Refill the canal B. VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVray C. Àeave it as it

¯9. m.m1mg NaF contains, A. VVVVVVVVVVVVV B. m mg C. 0.5 mg ›0. The requirement for root and crown length is, A. Vm3 B. 11 C. 1m ›1. Stiffness of material are measured by, A. Proportional unit B. VVVVVVVVVVVVVVVVVVVVVV C. Stress/ strain ›m. What is the purpose of making a record of protrusive relation and what function does it serve after it is made? A. \\To register the condylar path and to adjust the inclination of the incisal guidance. B. To aid in determining the freeway space and to adjust the inclination of the incisal guidance. C. VVVVVVVVVVVVVVVVVVVVndylar path and to adjust the condylar guides of the articulator so that they are equivalent to the condylar paths of the patient. This is the answer of the American board, to aid in establishing the occlusal vertical dimension and to adjust the condylar guides of the articulator so that they are equivalent to the condylar paths of the patient ›¯. Four years kid shows at your clinic with open bite as a result of thumb sucking, you notice a delayed speech ability what would be your first management, A. VVVVVVVVto a speech therapist B. Apply a removable habit inhibitor denture C. Apply a removable habit inhibitor denture and educate the parents about it so the kid will not be taking it off so often ››. 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 you tried to open access to the root canal you find clearly closed orifices with what look like secondary dentine. What is your initial management? A. Àeave as it and start a permanent restoration. B. Start systemic antibiotic C. VVVVVVVVVVVVVVVVVVVVVVVVVVVV ›ô. A patient with no positive history came along for scaling. The moment you pick up the scaler you punch your finger, what should you do? A. Complete the procedure as nothing has happened B. Check patient¶s blood for Hepatitis B antibody HBsAb C. Check patient¶s blood for Hepatitis B antigen HBsAg D. Check dentist¶s blood for Hepatitis B antibody HBsAb and HM antigen HMAg E. Check dentist¶s blood for Hepatitis B antigen HBsAg and HM antibody HMAb Æ. Dentist should go and take a HBsAb vaccine › . when probing for periodontal disease the tip of the probe will be, A. VAt the coronal end of junctional epithelium B. At the top of the gingival calculus

›¬. After the initial development stage and in the absence of pathology, a the size of the pulp chamber has been reduced by, A. Deposition of primary dentine B. VVVVVVVVVVVVVVVVecondary dentine C. Reparative dentine D. Pulp fibrosis E. Deposition of reparative dentine ›Ú. The most desirable outcome of endodontic treatment is, A. The healing of the alveolar bone B. VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV C. Æormation of fibrous capsule around the apex ›9. What is NOT related to the normal aging process? A. VVVVVVVVVVVVVVVVVVVVVV B. Reduced elasticity of muscles C. Decreased elasticity of the skin D. Àower pain threshold ô                        A. The incidence in the mandible and maxilla is similar B. The prophylactic prescription of antibiotics prior to extraction reduces the incidence. C. VVVVessive fibrinolysis is the likely aetiology D. Purulent exudate must be seen for a diagnosis and irrigation is mandatory E. Zn oxide eugenol and alvogyl dressing promote a rapid bone growth ô1. The most accurate finding of pulpal pathology A. VVVVVVVVVVVVVVVVVVVVVVVical region B. Pain on hot or cold drinks C. The absence of response to pulp testing ôm. for dental caries to progress in dentine, A. the dentine must contain soluble collagen B. enamel must contain glycoproteins C. VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV D. diet must contain polysaccharides E. pulp must contain complement ô¯. A patient on the dental chair has cardiac arrest which is INCORRECT, A. Observing the vital signs and check that the air way is clear is at high importance B. Expired air has 15 Om only, and cardiac compressions achieve 30-40 of cardiac output C. VVVVVVVVVVVVVVVVVVVVVVVVVVVVure at the rate of 40/min will reduce the chances of cerebral hypoxia D. Mntermittent positive pressure is better than mouth to mouth when it has been given at the same rate. ô›. Which of the following is true in regards to smoking, A. Smokers keratosis is common but metaplasia activity is not recognised B. Redox potential is increased resulting in aerobic bacteria C. VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV VVVVVVVVVVVVVV

½½M remember this with more than one answer but can not remember them all ôô. A 9 year old boy has a small white discolouration on his maxillary central incisor. The lesion is most probably, A. VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV VVVVVVVVVV B. Hypoplasia due to acute systemic infection when 6-1m months old C. Defect during the histo differentiation stage of development D. Defect during the morho differentiation stage of development ô . The best method to take X-ray of the maxillary sinus is, A. Periapical radiograph B. Panoramic view C. Àateral cephaloghraph D. VVVVVVVVVVVVVVVVVVVV E. Reverse Towne¶s view ô¬. Which of the following is not a part of the fully formed enamel organ, A. Outer enamel epithelium B. Mnner enamel epithelium ôÚ. 1Ú years old female her weight is ômg and she is 1 ¯cm tall. On dental examination erosion of teeth on the most of her lingual surfaces is clearly showing. Dietary history revealed a daily rate of ô000 to ¬000 cal/day. What is most probable would be her case? A. Alcoholism B. Drug abuse C. VVVVVVVV D. Excessive smoking E. Diabetic mellitus type M ô9. Which one of the following is true in regards t osseointegration implants in dentistry? A. VVVVVVVVVVVVVVVVVVVVVVVVVVVVand integrated directly between titanium and bone B. Æollowing insertion, implants can be immediately loaded without problem C. The success of the implants is directly proportional to its area of contact with bone D. The success of the implants depends mostly on low torque preparation and insertion of the fixture E. The success of integration is accurately investigated by immediate radiographic examination 0. Generalised lost of tooth structure by chemical means called, A. V Erosion B. Attrition 1. On X-ray, the buccal roots of 1 is considerably elongated; this is a result of, A. Too great vertical angulation B. VMnadequate vertical angulation C. Excessive object film distance                      Æ. Mylohyoid G. Anterior temporal H. Posterior temporal

M. VVVVVVVVVVVVVVVVVVVVVVVVVVVV ¯. Denture stomatitis is commonly associated with, A. The continuous wearing of removable orthodontic appliances in otherwise healthy patient B. The proliferation of hypertrophic tissue at the denture periphery C. VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV VVVVVVVVVVVV D. Allergy to denture base material ›. Which is NOT usually related to gingival inflammation in children? A. Endocrine disturbance B. iral infection C. Mouth breathing D. VVVVVVVVVVVVVVVVVVVVVVV E. Streptococcal infection ô. Which of the following is NOT characteristic of Down¶s syndrome? A. Decreased neutrophil function B. Macroglossia C. VVVVVVVVVVVV D. An increased susceptibility to periodontal disease E. Congenitally missing teeth . Which of the following is the best evidence that a previous periodontal treatment is successful? A. The patient keeps a 3 month recall appointment B. There is no extrinsic stain C. VVVVVVVVVVVVVVVVVVnstrates good understanding of brushing and flossing techniques D. There is no bleeding on probing ž

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