medical MCQs – Page 33

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 Review each marked answer and report any item that may be outdated or unclear.

641. The term poikilokaryosis refers to______________?
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A. Division of nuclei without division of cytoplasm

B. Loss of polarity and disorientation of cells

C. Alteration of nuclear cytoplasmic ratio

D. Large, Prominent nuclei

642. Melanoma is_____________?
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A. Benign tumour of skin and mucous membrane

B. Benign tumor of melanophores

C. Malignant tumour of melanophores

D. Malignant tumour of skin and mucous membrane
645. Which of the following produces osteoblastic secondaries_____________?
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A. Carcinoma lung

B. Carcinoma prostate

C. Carcinoma urinary bladder

D. Carcinoma breast

646. The most common malignancy of the oral cavity is______________?
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A. Squamous cell carcinoma

B. Transitional cell carcinoma

C. Basal cell carcinoma

D. Melanoma

647. The most common reported oral malignancy in HIV infection is______________?
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A. Multiple myeloma

B. Verrucous carcinoma

C. Squamous cell carcinoma

D. Kaposi sarcoma
649. Yellowish discoloration of teeth is seen in children fed on_____________?
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A. penicillins

B. Erythromycin

C. High-protein diet

D. Tetracyclines
650. Reactivation of varicella virus in a posterior root ganglion results in______________?
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A. Herpes simplex

B. chicken pox

C. Poliomyelitis

D. Herpes zoster
651. A lesion composed of microscopic vessels is called as ______________?
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A. Haemangioma

B. Heamangioma and Angioma

C. Angioma

D. None of Haemangioma and Angioma

652. Which of the following statements is true for MEN type ?
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A. Chromophobe adenoma of pituitary gland may result in acromegaly

B. There is hyperplasia of parathyroid gland

C. Pancreatic tumours may produce gastrin, insulin glucagon, samatostain

D. All of the above
653. Among pre-malignant oral lesions ______________?
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A. Leukoplakia should be proved by biopsy

B. Erythroplakia has a higher risk for malignancy than leukoplakia

C. Leukoplakia does not disappear even after cessation of smoking

D. Oral submucous fibrosis is seen in all parts of the world

654. Coxsackie virus is implicated in____________?
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A. Small pox

B. Hand, Mouth & foot disease

C. Herpes zoster

D. Measles

655. Papillomatous tongue is observed in____________?
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A. Lymphangioma

B. Tuberous scterosis

C. Hyalinia cutus et mucosa syndrome

D. Fetal face syndrome

657. Port wine stain in characteristic feature of __________________?
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A. Lymphangioma

B. Peutz Jegers Syndrome

C. Sturge Weber Syndrome

D. Albrights Syndrome

659. Coxsackie virus causes______________?
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A. herpangina

B. lymphoma

C. herpes

D. infectious mononucleosis

660. Commonest site of carcinoma of tongue____________?
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A. Posterior one third

B. Tip of tongue

C. Lateral margin

D. Ventral surface