6251. Ossifying fibroma manifests as______________?
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A. Unilocular radiolucency

B. Unilocular radio opacity

C. Multilocular radiolucency

D. Multiocular radio opacity

E. Both A & B
6252. Failure of descent of thyroid analage can be seen in the tongue______________?
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A. In anterior 2/3 of inferior surface

B. In anterior 2/3 of dorsal aspect

C. In posterior 1/3 of dorsal aspect

D. Near the base of tongue close to foramen caecum
6253. The lateral spread of dental caries is facilitated mostly by the_______________?
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A. Enamel spindles

B. Striae of Retzius

C. Dentinoenamel junction

D. Enamel lamellae

6255. White, spongy, folded thick mucosa is seen in____________?
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A. Oral hairy leukoplakia

B. Aspirin burn

C. White spongy nevus

D. Pseudomembranous Candidiasis

6256. Turbid dentin in carious tooth is all EXCEPT_____________?
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A. Zone in which collagen is irreversibly denatured

B. Zone which can not be remineralized

C. Zone of bacterial invasion

D. Zone that need not be removed before restoration
6257. Treatment for verrucous carcinoma is_______________?
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A. Laser technique

B. Surgery + radiotherapy

C. Alpha (a) interferon

D. Excision
6258. The primary causative factor for myofacial pain dysfunction syndrome of the TMJ is_______________?
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A. Infratemporal space infection

B. Otitis media

C. Auriculotemporal neuritis

D. Muscular overextension and over contraction
6259. Streptococcus mutans is considered to be principle etiologic agent of caries because it produces organic acids and it ________________?
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A. Forms a gelatinous matrix

B. Derives energy from enamel constituents

C. Lives symbiolically with lactobacillus

D. Metabolizes substrate from saliva

6260. Eruption fails in this bone disease, as there is no bone resorption_______________?
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A. Phantom bone disease

B. Pagets disease

C. Primary hyperparathyroidism

D. Osteopetrosis
6261. Oral foci of millers are seen in_______________?
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A. Syphilis

B. Lichen planus

C. Herpes simplex

D. Dental caries
6262. Naso Labial cyst is thought to arise from_______________?
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A. Remnants of cell rests of embryonic lacrimalduct

B. Maxillary sinus lining epithelium

C. Remnants of cell rests of serrae

D. Remnants of cell rests of mallasez

6263. Most common missing tooth in the permanent dentition is_____________?
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A. Maxillary first molar

B. Mandibular first molar

C. Maxillary canine

D. Mandibular second premolar
6264. Which one of the following is the cause of dilacerations ?
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A. Abnormal displacement of ameloblasts during tooth formation

B. Abnormal proliferation of enamel epithelium during tooth development

C. Trauma to the tooth germ during root development

D. Abnormal displacement of tooth germ during root development

6265. Which of the following is most common development cyst________________?
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A. Nasopalatine cyst

B. Median palatal cyst

C. Naso-alveolar cyst

D. Globulomaxillary cyst

6268. Microdontia is most commonly seen affecting_______________?
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A. Mand. Central incisor

B. Max. lateral incisor

C. Mand. first premolar

D. Mand. Second premolar

6269. Turners tooth is seen in_____________?
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A. enamel hypoplasia due to congenital syphilis

B. enamel hypoplasia due to birth injuries

C. enamel hypoplasia due to hypocalcemia

D. enamel hypoplasia due to local infection or local trauma
6271. Which of the following is benign in nature_______________?
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A. lymphangioma

B. Leukemia

C. Melanoma

D. Lymphoma

6273. Best results are obtained in oral submucous fibrosis is by______________?
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A. Intralesional placental extract

B. Intralesional cortisone therapy. with hyaluronic acid

C. Vitamin E and oral cortisone

D. Oral cortisone with intralesional therapy (cortisone)

6274. Onion Skin appearance of radiographs is seen in______________?
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A. osteosarcoma

B. fibrous dysplasia

C. Ewings sarcoma

D. Chondrosarcoma

6275. The most common bone tumor that occurs in children is_____________?
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A. Multiple myeloma

B. Ewings sarcoma

C. Osteosarcoma

D. Metastatic carcinoma

6276. Odontodysplasia is most common in_________________?
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A. Mandibular premolar

B. Maxillary central incisor

C. Mandibular canine

D. Mandibular third molar

6277. Most commonly submerged tooth is_______________?
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A. Mand. Primary 1st moral

B. Mand. Primary 2nd moral

C. Maxi. Primary 1st moral

D. Maxi. Primary 2nd moral

6279. Keratocanthoma is found most commonly on ?
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A. Hard palate

B. Lip

C. Tongue

D. Gingiva

6280. Widely accepted theory of dental caries_____________?
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A. Proteolytic chelation theory

B. Proteolytic theory

C. Autoimmune theory

D. Acidogenic theory
6283. Plasma cell tumour of bones with B-lymphocytic origin is ______________?
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A. Plasmacytoma

B. Multiple myeloma

C. Burkitts lymphoma

D. None of the above

E. Both A & B
6284. The following lesion is a doubtful premalignant lesion for oral malignancy________________?
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A. Chronic hyperplastic candidiasis

B. Leukoplakia

C. Oral lichen planus

D. Erythroplakia

6287. PARULIS is an inflammatory enlargement seen in_______________?
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A. Due to irritation from calculus / over hanging restoration

B. End of sinus tract

C. None of the above

D. Extraction Socket

6288. The cyst located at the junction of medial nasal process, lateral nasal process and maxillary process is________________?
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A. Nasopalatine cyst

B. Median palatine cyst

C. Nasoalveolar cyst

D. Globulomaxillary cyst

6290. Hypoplastic defects in permanent central and lateral incisors are likely to result due to severe illness or other factors during_______________?
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A. Two or three years of life

B. First month of life

C. First two years of life

D. First nine month of life
6292. Dentinogenesis imperfecta is________________?
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A. Autosomal recessive

B. Not a inheritable trait

C. Autosomal dominant

D. Se* linked recessive

6293. Hamartoma is _____________?
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A. Neoplastic

B. Afflicted by trauma

C. Hormonal distubance

D. Non-neoplastic
6294. The tissue of which lesion has been described as resembling a blood sponge with large pores_____________?
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A. Eruption hematoma

B. Capillary hemangioma

C. Aneurysmal bone cyst

D. Cavernous hemangioma

6295. Diffuse erythema (pinpoint petechiae) and white patches in smokers palate occur due to________________?
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A. Complete obstruction to minor salivary gland orifices

B. Excessive orthokeratinization of the palate

C. Keratinization with partially occluded minor salivary glands

D. Diffuse parakeratinization of the palate

6296. Complete obliteration of pulp is seen in all except_______________?
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A. Type III dentinogenesis imperfecta

B. Type I dentinogenesis imperfecta

C. Dentin dysplasia

D. Type II dentinogenesis imperfecta
6297. Oral ulceration resembling Apthae are encountered in____________?
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A. Chronic smokers

B. Gluten enteropathy

C. Excess of B-complex

D. Anti-malarial medication

6298. False about anodontia_______________?
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A. May involve both the deciduous and the permanent dentition

B. In false anodontia tooth doesnt undergo full development

C. May involve a single tooth

D. In total anodontia all teeth are missing