501. Commonest site for carcinoma of tongue is_____________?
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A. Ventral surface

B. Lateral margin

C. Posterio 1/3

D. Tip of tongue

502. Herpes simplex is seen in______________?
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A. 55-60 yrs. of age

B. < 10 yrs. of age

C. 25-30 yrs. of age

D. 12-15 yrs. of age

503. Kaposis sarcoma is a tumour of_____________?
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A. Smooth muscles

B. Blood vessels

C. Reticuloendothelial system

D. Striated muscles

504. Which of the following does not cause oral cancer in children ?
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A. Cytomegalovirus

B. Herpes simplex

C. Varicella zoster

D. Esptein bar

505. Metastatic disease to the oral region is most likely to occur in which of these locations ?
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A. Floor of the mouth

B. Posterior maxilla

C. Posterior mandible

D. Tongue

506. The oral mucosa becomes rigid, blanched and opaque in which of the following conditions?
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A. Submucous fibrosis

B. Ehlers-Danlos syndrome

C. Pemphigus vulgaris

D. Lupus erythematoses

507. Which is best for diagnosis of primary herpes simplex infection ?
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A. Routing cytology

B. Smear stained with Wrists stain

C. Smear stained with Giemsa stain

D. Flurorescent staining of cytology smear
508. Multiple punched out lesion are seen in__________?
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A. Ewing sarcoma

B. Pagets dissease

C. Multiple myeloma

D. Osteosarcoma

510. Acanthosis with intraepithelial vacuolation and hyperparakeratosis is seen in_____________?
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A. Desquamative gingivitis

B. Speckled leukoplakia

C. Hyperplastic candidiasis

D. Hairy tongue (lingua villosa)

511. Papulovesicular oral lesions are seen in________________?
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A. Herpangina

B. Measles

C. Rubelia

D. Hand foot and disease

512. Which of the following is not a feature of torus mandibularis ?
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A. Common in Mongoloids

B. May or may not associated with torus palatinus

C. Usually Bilateral

D. Present on the lingual surface of mandible below the mylohyoid line
513. Recurrent herpes occurs due to_______________?
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A. Virus in oral mucosa

B. None of the above

C. Latent virus in nerve ganglia

D. Latent virus is skin supplying the area
514. Definitive diagnosis of oral cancer is made by________________?
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A. Pantograph

B. Complete radiographic survey

C. Biopsy

D. Exfoliative cytology

516. 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
518. Which of the following is most likely to be fatal ?
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A. Giant cell tumour

B. Multiple myeloma

C. Pagets disease

D. Osteochondroma

519. In herpes primary lesion is_______________?
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A. ulcer

B. Bullae

C. papule

D. vesicle
520. The feature that distinguishes herpes zoster from other vesiculo bullous eruption is_____________?
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A. Severe burning pain

B. Sub epidermal bullous formation

C. Unilateral occurrence

D. Prominent crusting vesicles

522. The most common intraoral location for a pigmented nevi is the_______________?
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A. Floor of mouth

B. Soft palate

C. Buccal mucosa

D. Hard palate
523. Mucocutaneous circumoral pigmentation is found in_____________?
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A. Plummer-Vinson syndrome

B. Lead poisoning

C. Bechets syndrome

D. Peutz-Jeghers syndrome
524. Site specificity is seen in________________?
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A. Carcinoma

B. Syphilis

C. Traumatic aphthous ulcer

D. Recurrent herpes labialis
525. MOst common route for metastasis of oral cancer is by_______________?
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A. Direct textension

B. Lymphatics

C. Aspiration of tumor cells

D. Blood vessels

527. Which of the following combination is correct ?
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A. All of the above

B. ATP-Hydrogen

C. Thiamine Acyl CoA

D. Biotin-CO2

528. In which of the following type of tumour the HPV-6 can be detected ?
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A. Pyogenic Granuloma

B. Papilloma

C. Sarcoma

D. CEOT

530. Perleche is caused by_____________?
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A. increased interdental space

B. Trauma to the corners of the mouth

C. Lack of Vit-C

D. decreased interdental space

531. Hamartoma is _____________?
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A. Hormonal distubance

B. Afflicted by trauma

C. Non-neoplastic

D. Neoplastic

532. Commonly involved lymph nodes during metastasis from carcinomas of oral cavity is______________?
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A. None of the above

B. submental and submandibular lymphnodes

C. Jugulo omohyoid and jugulo digastric

D. sub mandibular and servical lymph nodes
533. Oral submucous fibrosis is diagnosed by____________?
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A. Changes in submucosa

B. Changes in epithelium

C. All of the above

D. Juxta, epithelial fibrosis (changes)

534. Leiomyoma is a tumor of ______________ ?
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A. cardiac muscle

B. smooth muscle

C. striated muscle

D. Cerebral tissue

535. In which of the following conditions pulsations or murmur may be detected ______________?
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A. Capillary hemangioma

B. Osteoid osteoma

C. Epidermoid carcinoma

D. Osteogenic sarcoma

536. Which of the following would be seen in late HIV cases ?
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A. Oral hairy leukoplakia

B. Gingivitis/periodontitis

C. Kaposis sarcoma

D. All of the above
537. Which of the following is an oral precancer ?
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A. White spongy naevus

B. Oral hairy leukoplakia

C. Speckled Leukoplakia

D. Leukemia

539. Benign tumour of voluntary muscle __________________?
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A. Leiomyoma

B. Rhabdomyosarcoma

C. Rhabdomyoma

D. Leiomyosarcoma

540. Port wine stains are seen in______________?
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A. All of the above

B. Haemangioma

C. Melanoma

D. Nevus

541. Yellowish discolouration of oral mucous membrane, skin and sclera of eye is______________?
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A. Carotinemia

B. Chloromycin therapy

C. Sickle cell anemia

D. Pernicious anemia

544. Pigmentation occurs in oral cavity and skin in all of the following except_______________?
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A. Albright syndrome

B. Cushing syndrome

C. Addisions syndrome

D. Peutz-jeghers syndrome

545. Hemosiderin pricticles are seen histologically in case of_____________?
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A. Peripheral giant cell granuloma

B. Papilloma

C. Fibroma

D. Pregancy tumor

546. Which of the following is a true cyst ?
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A. All of the above

B. Gingival cyst of the newborn

C. Haemorrhagic bone cyt

D. Aneurysmal bone cyst

547. Reed-sternberg cells are characteristically seen in______________?
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A. Hodgkins disease

B. Alpha-thalassemia

C. Hansans disease

D. Glandular fever

548. Teratoma is best describad as______________?
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A. Originates from mesodermal tissue

B. Namartous developmental manifestation consisting of three different layers

C. Associated with very painful condition

D. Occurs most commonly in stomach and lungs