351. Which of the following features are of naso alveolar cyst_______________?
comments icon0

A. A pear shaped radiolucent lesion between roots of lateralincisor and canine teeth

B. An inverted funnel shaped radiolucent lesion above the roots of lateral incisor and canine teeth

C. An avoid shaped radiolucency above the lateral incisor and canine teeth

D. Erosion of base above lateral incisor and canine teeth
352. Which of the following dentitions shows the highest frequency of ocurrence of supernumerary teeth ?
comments icon0

A. Mandibular permanent dentition

B. Mandibular deciduous dentition

C. Maxillary permanent dentition

D. Maxillary deciduous dentition

353. S. mutans is involved in dental caries initiation Other bacteria also involved is______________?
comments icon0

A. S. salivarius

B. S. sanguis

C. S. Sarcinus

D. S. macae

354. According to Veaus classification of cleft lip & palate, isolated cleft palate falls under______________?
comments icon0
A. Group II

B. Group IV

C. Group I

D. Group III

355. Microdontia is most commonly seen affecting_______________?
comments icon0
A. Max. lateral incisor

B. Mand. first premolar

C. Mand. Central incisor

D. Mand. Second premolar

356. Pioneer bacteria in dental caries are in_____________?
comments icon0

A. Enamel

B. Pulp

C. Dentin

D. Cementum

357. Normal serum, Ca nd alkaline PO4 are in________________?
comments icon0

A. Pagets disease

B. Cherubism

C. Hypothyroidism

D. Hyperparathyroidism

358. Pierre Robin syndrome is associated with______________?
comments icon0

A. Syndactally

B. Micrognathia

C. Tetrology of fallot

D. Cleft of the lip and plate

359. Organism involved in smooth surface caries is____________?
comments icon0

A. treptococcus mutans

B. ampylobacter

C. ctinomyces viscosus

D. actobacillus

360. Mosaic pattern of bone is seen in radiographic features of_____________?
comments icon0
A. pagets disease

B. Osteogenesis imperfecta

C. Osteopetrosis

D. fibrous dysplasia

361. A non-neoplastic hereditary bone lesion, histologically similar to central giant cell granuloma affects children and shows, a bilateral involvement of the jaws with eye to heaven appearance clinically is_______________?
comments icon0

A. Chondro-ectodermal dysplasia

B. Craniofacial dysostosis

C. Fibrous dysplasia

D. Cherubism
362. Venous malformation involving the leptomeninges of the cerebral cortex is salient feature of_____________?
comments icon0

A. Rendu-Osler-Weber disease

B. Angioosteohypertrophy syndrome

C. Maffucis syndrome

D. Sturge weber syndrome
363. Mask-like appearance of face with narrowing of aperture and rigidity of the mucosa is characteristic of______________?
comments icon0

A. Osteomalacia

B. Multiple sclerosis

C. Progressive systemic sclerosis

D. Tetanus

364. A girl suffering from browing of teeth, wearing of enamel but not cavitory, OPG shows obliteration of pulp with narrowing of canal & deposition of secondary dentin, she gave the history that out of her 4 brothers 2 are suffering from the same disease, She is suffering from_______________?
comments icon0

A. melogenesis imperfecta

B. Dentinogenesis imperfecta

C. Flurosis

D. Odontodysplasia

365. Generalised thickening of cortical and cancellous bones is seen in_______________?
comments icon0

A. Osteopetrsis

B. Osteogenesis imperfecta

C. Pagets disease

D. Infantile hyperostosis
366. 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_____________?
comments icon0

A. Geographic tongue

B. Black hairy tongue

C. Median rhomboid glossitis

D. Moellers glossitis

367. Dental caries is associated with_____________?
comments icon0

A. Streptococcus anginosus

B. Streptococcus agalactiae

C. Streptococcus bovis

D. Streptococcus mutans
368. Lactobacilli are numerous in caious lesions because they______________?
comments icon0

A. Can produce insoluble extracellular polysaccharides

B. Are the main causative agent

C. Can attack to smooth enamel surfaces

D. Are secondary invaders
369. Which of the following is cariogenic ?
comments icon0

A. Vanadium

B. Strontium

C. Selenium

D. Molybdenum

370. The enzyme glucosyl transferase secreted by Streptococcus mutans sythesizes glucans from_____________?
comments icon0

A. Lactose

B. Glucose

C. Fructose

D. Sucrose
371. Preauricular pain, grating sensation and partial trismus are the symptons of______________?
comments icon0
A. TMJ pain dysfurction symdnome

B. Ear infection

C. TMJ fibrous ankylosis

D. TMJ bony ankylosis

372. Dental anomaly of teeth associated with defective bone formation is seen in_______________?
comments icon0
A. dentinogenesis imperfecta

B. Odontodysplasia

C. Osteitis deformans

D. amelogenesis imperfecta

373. Teeth that erupt with in 30 days of birth are called________________?
comments icon0

A. Natal teeth

B. Neonatal teeth

C. Primary teeth

D. Prenatal teeth

374. The characteristic alarm clock headache is a feature of_______________?
comments icon0

A. Glossopharyngeal Neuralgia

B. Auriculotemporal Neuralgia

C. Trigeminal Neuralgia

D. Sphenopalatine Neuralgia
375. The corrct order of microscopic zones of dentinal caries starting from the D.E junction is_______________?
comments icon0

A. Decalcification zone, zone of scierosis, backterial invasion

B. Bacterial invasion, decalcification zone, zone of sclerosis

C. Zone of sclerosis, decalcification zone, bacterial invasion

D. Zone of sclerosis, backterial invasion, decalcification zone

376. Ammonia causes______________?
comments icon0
A. Decrease in plaque formation

B. Increase in calculus formation

C. Causes precipitation of salivary proteins

D. Increase in plaque formation

377. The cyst located at the junction of medial nasal process, lateral nasal process and maxillary process is________________?
comments icon0

A. Nasopalatine cyst

B. Nasoalveolar cyst

C. Globulomaxillary cyst

D. Median palatine cyst

378. The syndrom which consists of cleft palate micrognathia and glossoptosis is known as_____________?
comments icon0

A. Crouzons syndrome

B. Pagets disease

C. Marfans syndrome

D. PierreRobin syndrome
379. A union of the roots of adjacent teeth through the cementum is referred to as_____________?
comments icon0

A. Fusion

B. None of the above

C. Concrescence

D. Gemination

380. Chemico-parasitic theory of dental caries is proposed by______________?
comments icon0

A. Gottlieb

B. Schwartz

C. Miller

D. G.V black

381. Which one of the following is the cause of dilacerations ?
comments icon0
A. Trauma to the tooth germ during root development

B. Abnormal displacement of ameloblasts during tooth formation

C. Abnormal proliferation of enamel epithelium during tooth development

D. Abnormal displacement of tooth germ during root development

382. Which of the following lesions does not give blood on aspiration_______________?
comments icon0

A. Central giant cell granuloma

B. Heamagioma

C. Static bone cyst

D. Aneursycimal bone cyst

383. Cavity formation in a tooth, due to dental caries is due to______________?
comments icon0

A. Mastectomy force and unrelated to the extent of carious process

B. Lateral spread of caries along DE junction and weakening of the outer covering enamel

C. Destructive potential of streptococcus mutans

D. Destructive potential of lactobacillus acidophilus

384. Which of the following organisms is found in deep carious lesions rather than in incipient lesions ?
comments icon0

A. Bateroides

B. Veillonella

C. Lactobacilli

D. Streptococci

385. Failure of descent of thyroid analage can be seen in the tongue______________?
comments icon0

A. In anterior 2/3 of dorsal aspect

B. In posterior 1/3 of dorsal aspect

C. In anterior 2/3 of inferior surface

D. Near the base of tongue close to foramen caecum
386. Downs syndrome is associated with all except__________________?
comments icon0

A. Periodontal disease

B. Premature loss off deciduous teeth

C. Retrognathia

D. Delayed eruption of deciduous teeth

387. The prbable reasons for a high incidence of dental caries in the teenage population relates most directly to______________?
comments icon0

A. Negligence in visiting the dentist

B. Rapid growth

C. Frequency of sucrose intake

D. Carelessness in oral hygiene habits

388. A patient complains of loss of visual acuity, deafness and enlargement of maxilla_______________?
comments icon0

A. Osteomalacia

B. Fibrous dysplaisa

C. Osteogenesis imperfecta

D. Pagets disease
389. Which tooth in the permanent dentition is the most susceptible to dental caries ?
comments icon0

A. Maxillary 2nd molar

B. Mandibular 2nd molar

C. Mandibular 1st molar

D. Maxillary 1st premolar

390. Delayed eruption of at least part of dentition is a recognized feature of all of the following except_____________?
comments icon0

A. Rickets

B. cherubism

C. Cleidocranial dysplasia

D. Congenital hyperthyroidism
391. A deep pit lined by enamel seen in the lingual surface of Maxillary lateral incipor is most likely to be_______________?
comments icon0

A. Enamel Pearl

B. Dens in dente

C. Enamel Hypoplasia

D. Talons cusp

392. A patient 18 years of age with sebaceous cysts on the scalp and back of the neck an osteroma on the right mandible: Radiographs reveal multiple impacted supernumerary teeth in both jaws. These findings suggest_______________?
comments icon0

A. Cleidocranial dysostosis

B. Ectodermal dysplasia

C. Osteogenesis imperfecta

D. Gardners syndrome
393. Developmental enamel defects are most commonly seen in_______________?
comments icon0
A. Permanent incisors

B. Permanent 1st molar

C. Primary 2nd molar

D. Primary incisors

394. Clear cells are seen in__________________?
comments icon0
A. Chondrosarcoma

B. Fibrosarcoma

C. Ewings sarcoma

D. Osteosarcoma

395. Lingual tonsils arise___________________?
comments icon0

A. Due to repeated trauma in the area

B. From carcinomatous transformation

C. As a result of hyperpalsia

D. As developmental anomalies
396. The following lesion is a doubtful premalignant lesion for oral malignancy________________?
comments icon0

A. Erythroplakia

B. Leukoplakia

C. Oral lichen planus

D. Chronic hyperplastic candidiasis
397. Odontodysplasia is most common in_________________?
comments icon0

A. Mandibular canine

B. Mandibular third molar

C. Maxillary central incisor

D. Mandibular premolar

398. Which of the following conditions is characterized by abnormally large pulp chambers ?
comments icon0

A. Amelogenesis imperfecta

B. Regional odontodysplasia

C. Dentinal dysplasia type I

D. Dentinogenesis imperfecta

399. A neuralgia with trigger zones in the oropharynx and pain in the ear pharynx, nasopharynx, tonsils and posterior tongue is most likely_______________?
comments icon0
A. Glossopharyngeal neuralgia

B. Bells palsy

C. Sphenopalatine neuralgia

D. Trigeminal neuralgia

400. Which syndrome consists of flushing, warmness and perspiration over the cheek and pinna of the ear on the side following the ingestion of highly seasoned food ?
comments icon0

A. Cushins

B. Horners

C. Fanconis

D. Auriculotemporal