medical MCQs – Page 315

Practise multiple-choice questions from medical for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

6281. Marked reduction in amount of dentin, widening of predentin layer, presence of large area of interglobular dentin and irregular pattern of dentin is seen in______________?
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A. Hypocalcified dentin

B. Odonto dysplasia

C. Dentin dysplasia

D. Dentinogenesis imperfecta

6282. Presence of epithelial Pearls in spinous layer of epithelium is characteristic of______________?
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A. Dysplasia

B. Pre-cancer

C. Metaplasia

D. Carcinoma
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

6285. White rough pedunculated lesion on palate is most likely_______________?
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A. Nevus

B. Papilloma

C. Fibroma

D. Pleomorphic adenoma

6286. Which of the following is not a type of leukoplakia______________?
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A. Bullous

B. Ulcerative

C. Homogenous

D. Speckled
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

6289. Developing Ameloblasts are effected by the ingestion of high fluoride content water resulting in______________?
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A. Moons molars

B. Mottled enamel

C. Turners tooth

D. Hutchinsons teeth
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
6291. A 3 cm squamous cell carcinoma of the retromolar trigone and invading the mandible and the medial pterygold muscle is at what TNM stage____________?
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A. Stage III

B. Stage II

C. Stage I

D. Stage IV
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

6299. Miller put forth the acidogenic theory of dental caries in the year______________?
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A. 1924

B. 1890

C. 1920

D. 1980

6300. A patient notices a well demarcated area of depapillation on his tongue which has been there for as long as he can remember, The most probable diagnosis_____________?
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A. Median rhomboid glossitis

B. Black hairy tongue

C. Moellers glossitis

D. Geographic tongue