oral pathology and medicine Mcqs
251. Which of the following diseases of the skin is the most likely to be associated with partial anodontia?
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A. erythema multiformae

B. Keratosis follicularils

C. lichen planus

D. hereditary actodermal dysplasia
252. Burning Mouth Syndrome describes pain associated with_____________?
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A. Oral lichen planus

B. Aphthous stomatitis

C. Oral submucous fibrosis

D. No detectable oral disease
253. White radiating lines can be observed in case of lesions of:___________?
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A. Leukoplakia

B. Erythema multiforme

C. Pemphigus

D. Lichen planus
254. Cyst arising from rests of malassez is:___________?
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A. Dentigerous cyst

B. Dental cyst

C. Radicular cyst

D. Karato cyst

255. Low grade infection which leads to localized periosteal reaction is:____________?
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A. Local alveolar osteitis

B. Condensing osteitis

C. Garres osteomyelitis

D. Acute osteomyelitis

256. Wickhams striae are seen in:__________?
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A. Lichen planus

B. Leukoplakia

C. Leukoedema

D. Erythema multiformae

257. Eruption cyst:______________?
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A. Transforms into dentigerous cyst

B. Regresses after eruption of the tooth

C. Is a type of dentigerous cyst

D. Is found in the place of the missing tooth

258. Trotters syndrome involves_____________?
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A. Larynx

B. Nasopharynx

C. Oropharynx

D. Pharynx

259. An acute apical abscess is usually a result of:__________?
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A. Periodontal pocket

B. Necrotic pulp

C. Occlusal interference

D. Chronic gingivitis

260. Bifid ribs, multiple radiolucent lesions of the jaws multiple basal cell nevi and flax cerebri calcification are found in:_____________?
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A. Hereditary internal polyposis

B. Horner syndrome

C. Basal cell nevus syndrome

D. Sturge weber syndrome

261. Cafe au lait macules are seen in:___________?
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A. Von Reklinghausens neurofibromatosis

B. Albrights syndrome and Blooms syndrome

C. All of the above

D. None of the above

262. Most common cyst in oral region is:__________?
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A. Medial cyst

B. Follicular cyst

C. Radicular cyst

D. Naso labial cyst

263. Organism involved in cellulitis is:___________?
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A. Strept. mutans

B. Strept. pyogenes

C. klebsiella

D. Pneumococci

266. Mucocutaneous lesions associated with neoplasia____________?
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A. Paraneoplastic pemphigus

B. pemphigus vegentans

C. familial benign pemphigus

D. Parapemphigus

267. Delayed eruption of teeth occurs in_________________?
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A. Craniofacial dysostosis

B. Cleidocranial dysostosis

C. Hyperthyroidism

D. Osteitis deformans

268. Most common primary malignant bone tumor is_______________?
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A. Osteosarcoma

B. Multiple Myeloma

C. Metastatic carcinoma

D. Ewing sarcoma

269. Primary lesion in lichen planus is:___________?
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A. Bulla

B. Macule

C. Vesicle

D. Papule
272. Acute non-suppurative sialdenitis is seen in______________?
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A. Mumps

B. Acute bacterial sialadenitis

C. Necrotizing sialometaplasia

D. Chronic backerial sialadenitis

273. Carbamazepine has been utilized to successfully diminish attacks in trigeminal neuralgia. During this therapy which of the following is indicated ?
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A. Complete blood investigation only if adverse symptoms arise

B. Clinical observation and complete blood and platelet counts prior to and at frequent intervals during therapy

C. No monitoring

D. Clinical observation only

274. Xeroderma pigmentosum is characterized by:___________?
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A. Acanthosis of epithelium with elongation of rete ridges

B. Autosomal dominant inheritance

C. Irregular accemulation of melanin in the basal cell layer

D. Inability to repair sunlight induced damage to DNA
275. In Xerostomia the salivary pH is_______________?
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A. High

B. Unaffected

C. Increased in morning & decrease in day

D. Low
276. Leisegang rings are found in:___________?
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A. Primordial cyst

B. Calcifying epithelial odontogenic cyst

C. Odontoma

D. Calcifying epithelial odontogenic tumor
278. The primary cause of acantholysis in pemphigus vulgaris is___________?
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A. chronic alcoholism

B. Intercellular oedema

C. intra epithelial oedema

D. auto immunity
280. Sialoliths are stones found in the salivary duct and gland and are primarily composed of_____________?
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A. Unknown compounds of phosphats

B. Potassium cloride

C. Hydroxyapatitie

D. Calcium chloride

281. Histological clefts in lichen planus are____________?
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A. Wickhams Striae

B. Max Joseph spaces

C. Auspitzs sign

D. Civatte bodies

282. Erythema multiformae is:___________?
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A. painless vesicular self limiting disease

B. A viral disease

C. Bacterial infection

D. An acute self limiting disease, of skin and oral mucous membrane
284. The chronic osteomyelitis of the jaw consists of:_____________?
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A. Sclerotic cemental mass

B. chronic diffuse sclerosing osteomyelitis

C. All of the above

D. condensing osteitis

285. All of the following lesions may be classified as Odontogenic Tumours EXCEPT:
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A. Acanthomatous ameloblastoma

B. Simple ameloblastoma

C. Branchial cleft cyst

D. Myxoma

286. Salivary duct calculi______________?
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A. produce pain on eating

B. Are common cause of acute parotitis

C. Are commonest in the parotid ducts

D. Are associated with hypercaleaemic states

287. Freys syndrome results from surgery of the ______________?
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A. TMJ

B. Parotid gland

C. sublingual salivary gland

D. Submandibular salivary gland

288. Pemphigus is characterized by:____________?
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A. Acantholysis

B. Hyperorthokeratosis

C. Hyperparakeratosis

D. Acanthosis

289. Trigeminal heuralgia (tic doulourex) is characterized by______________?
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A. Uncontrollable twitching of muscles

B. Paralysis of one side of the face

C. Prolonged episodes of plain on one side of the face

D. Sharp, excruciating pain of short duration
290. Which of the following is a true neoplasm of functional cementoblasts:
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A. Periapical cemental dysplasia

B. Familial cemental dysplasia

C. Hypercementosis

D. Benign cementoblastoma
291. joint erosions are not a feature of:____________?
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A. Multicentric reticulohisticytosis

B. Systemis lupus eythematosus

C. Rhematoid arthritis

D. Psoriasis

292. Most used selective medium for streptococcus mutans is:____________?
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A. Mitus salivarius bacitracin agar

B. Mac conkey medium

C. Tellurite medium

D. Nutrient agar

293. Bells palsy is triggered by_______________?
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A. Any of the above

B. Exposure to cold

C. Local and systemic infection

D. Tooth extraction

294. Which sites are characteristically affected in Stevens-Johnson syndrome?
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A. Liver, spleen, pancreas

B. Conjunctive, genitalia, oral mucosa

C. Parotid gland, palate, conjunctive

D. Oral mucosa, lacrimal apparatus, ears

295. Osteomyelitis begins as an inflammation of:__________?
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A. Medullary bone

B. Cortical bone

C. periosteum and inner cortex

D. Periosteum

296. Grinspan syndrome is associated with:___________?
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A. Leukoplakia

B. Oral submucous fibrosis

C. Aphthous ulcer

D. Lichen planus
298. Which of the following is false about ossifying fibroma ?
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A. Affects people in 3-4 decade of life

B. Circumscribed radio opacity

C. Continuous growth

D. Maxilla affected more than the mandible
299. Histochemical demonstration of glycogen in the cells can help in the diagnosis of_________________?
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A. Malignant melanoma

B. Squamous cell carcinoma

C. Kaposis sarcoma

D. Ewings sarcoma
300. Osteogenesis imperfecta_____________?
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A. Has associations with amelogenesis imperfecta

B. May be associated with deafness

C. In a se*-linked disorder of bones that develop that develop in cartilage

D. manifests with blue sclera which are pathognomonic of this diease