1) MONRO’s abscess are seen in:____________? a. Pemphigus b. Lichen planus c. Leukoplakia d. Psoriasis
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2) Nikolsky’s sign in positive in:_____________? a. bullous pemphigus b. eipdermolysis bullosa c. herpes simplex d. erythema multiforme
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3) Which of the following is absent in Crest syndrome a. calcinosis cutis b. Raynaud’s phenomenon c. Telagietasis d. Endocrine disorders
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4) Which of the following diseases of the skin is the most likely to be associated with partial anodontia? a. erythema multiformae b. hereditary actodermal dysplasia c. Keratosis follicularils d. lichen planus
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5) Antinuclear antibodies are seen in:___________? a. SLE b. Systemic sclerosis c. Morphea d. All of the above
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6) Which of the following is an oral manifestation of lichen planus? a. Dentinogenesis imperfecta b. Fordyce spots c. White, chalky enamel surface d. White radiating lines on the buccal mucosa
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7) A twenty-one-year-old woman complains that regular, gentle brushing of her teeth is painful besides causing profuse bleeding. Oral examination reveals the loss of epithelium from the attached gingival of both arches. Which of the following dermatological problems is this patient most likely to have? a. Benign mucous membrane pemphigiod b. Chronic discoid lupus erythematosus c. Pemphigus d. Psoriasis
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8) A flat, cricumscribed discolouration of skin or mucosa that may vary in size and shape is referred to as:____________? a. Epulits b. Macule c. Nodule d. papule
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9) True about caries, all except: a. Infectious and transmissible b. Not due to microorganisms c. Can develop in the absence of sucrose d. Microorganisms play the most essential role
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10) Plaque microflora can-split carbohydrates. What does it means? a. Sacchrolytic b. Saprophytic c. Virulant d. Avirulant
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11) Which of the following represents soluble polysaccharide found in dental plaque and is formed from the fructose moiety of sucrose? a. Levan b. Dextran c. Amlyopecting d. Hyaluronic acid
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12) Progression of dental caries caries on pit and fissure occurs from: a. Apex of the pit and fissure b. Wide and of the pit and fissure c. Lateral surface of the pit and fissure d. Bottom of the pit and fissure
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13) Which of the following is cariostatic? a. Selenium b. Magnesium c. Cadmium d. Molybdenum
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14) Liquefaction foci of Miller is a histopathological observation in: a. Cemental caries b. Early enamel caries c. Advanced enamel caries d. Advanced dentinal caries
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15) Streptococcus mutans produces an adhesive polymer from sucrose, known as:__________? a. Levans b. Lectins c. Glucans d. Polyfructans
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16) The gelatinous deposit adherent on the tooth surface is called as:__________? a. Materia alba b. Plaque c. Calculus d. All of the above
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17) Most demineralised zone in enamel caries:____________? a. Translucent zone b. Body of lession c. Dark zone d. Surface zone
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18) Most used selective medium for streptococcus mutans is:____________? a. Mac conkey medium b. Mitus salivarius bacitracin agar c. Nutrient agar d. Tellurite medium
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19) The cells most frequently found in a granuloma are:___________? a. Mast cells b. Giant cells c. Lymphocytes d. Neutrophilis
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20) Tiny linear or arc-shaped bodied, amorphous, brittle and eosinophilic in reaction found in association with some odontogenic cysts, are called:___________? a. Civattle bodies b. Russell bodies c. Guarneri bodies d. rushton bodies
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21) Low grade infection which leads to localized periosteal reaction is:____________? a. Garre’s osteomyelitis b. Acute osteomyelitis c. Condensing osteitis d. Local alveolar osteitis
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22) Cyst arising from rests of malassez is:___________? a. Dental cyst b. Dentigerous cyst c. Radicular cyst d. Karato cyst
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23) The tooth most commonly involved in chronic focal sclerosing osteomyelitis is:___________? a. Maxillary second molar b. Maxillary third molar c. Maxillary first molar d. Mandibular first molar
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24) Three stages in progression of acute odontogenic infection are:___________? a. Periapical osteitis, cellulitis, abscess b. Abscess, cellulitis, osteitis, Periapical c. cellulitis, Abscess, Periapical, osteitis d. Periapical osteitis, abscess, cellulitis
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25) The fascial spaces involved in ludwig’s angina are___________? a. Unilateral – submandibular & sublingual spaces b. Bilateral – submandibular & sublingual spaces c. Unilateral – submandibular sublingual & submental spaces d. Bilateral – submandibular sublingual & submental spaces
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26) The chronic osteomyelitis of the jaw consists of:_____________? a. condensing osteitis b. Sclerotic cemental mass c. chronic diffuse sclerosing osteomyelitis d. All of the above
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27) Which of the following is more prone to osteomyelitis:__________? a. Maxilla b. zygoma c. palatine bone d. mandible
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28) Chronic periostitis in children is known as__________? a. Cherubism b. Garre’s osteomyelitis c. Histiocytosis X d. Tuberculous osteomyelitis
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29) A diffuse spreading inflammatory lesion is due to bacterial enzyme a. Coagulase b. Hyaluronidase c. Peroxidase d. Bradykinin
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30) Best way to differentiate a periapical cyst and a perapical granuloma is:__________? a. Radiographically b. Histologically c. Clinically d. None of the above
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31) Which of the following differentiates between condensing osteitis and benign cementoblastoma? a. Condensing osteitis is associated with vital teeth where as cementoblastoma is associated with non-vital teeth b. In condensing osteitis radiopacity is attached to tooth where as in cementoblastoma it is not c. Cementoblastoma is associated with vital tooth where as condensing osteitis is associated with non-vital tooth d. In cementoblastoma radiopacity is attached to tooth where as in condensing osteitis it is not
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32) Constant feature associated with a radicular cyst a. An impacted tooth b. A missing both c. A non-vital tooth d. An anomalous tooth
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33) The caries of enamel surface leads to accentuation of:__________? a. Incremental lines of retzius b. Perikymata c. Imbrication lines of pickerill d. Wickham’s striae
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34) Odontogenic epithelium responsible for the formation of dental cyst is:___________? a. Cell rests of seirre b. Enamel organ c. Reduced enamel epithelium d. Cell rests of malassez
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35) Which is not true of Ludwig’s angina? a. Usually arises from an infected molar b. involves submandibular space c. May need emergency tracheostomy d. None of the above
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36) Reversible pulpitis change to irreversible pulpitis primarily because of:__________? a. Vacular strangulation b. Reduced host resistance c. Invasion of microorganisms d. An increase in microbial virulence
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37) Pain due to acute irreversible pulpitis is:____________? a. Spontaneous b. Sharp- shock like c. Lasting for short time d. Continuous
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38) A person experiences throbbing pain at night. It is due to:__________? a. Acute Pulpal degeneration b. Acute periodontal abscess c. Chronic pulpitis d. Cellulitis
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39) An asymptomatic tooth has deep has deep caries on occlusal surface. Radiograph shows radiopaque mass at apex of the tooth: this mass is most likely to be:____________? a. Cementoma b. Condensing Osteitis c. Chronic apical periodontitis d. Acute apical periodontitis
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40) Acute osteomyelitis is most frequently caused by which of the following microorganisms? a. Gonococcus b. Enterococcus c. Streptococcus d. Staphylococcus
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