medical MCQs – Page 30

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 Review each marked answer and report any item that may be outdated or unclear.

medical Mcqs

1. oral anatomy 2. microbiology 3. oral pathology and medicine 4. physiology 5. biochemistry 6. general anatomy 7. dental materials 8. pharmacology 9. pathology 10. oral histology

581. Silver tatoo is due to_____________?
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A. deposition of Ag Amalgam in Dentin

B. deposition of Ag Amalgam in Mucosa

C. deposition of Ag Amalgam in Enamel

D. deposition of Ag Amalgam in Bone

582. Leukoplakia with the worst prognosis is seen on the_____________?
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A. Palate

B. Floor of mouth

C. Dorsum of tongue

D. Buccal mucosa

583. Which of the following statement is true ?
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A. Kaposi sarcoma is found in HIV positive subjects

B. Kaposi sarcoma is malignant fast growing tumour

C. Kaposi sarcoma is an ectodermal derivative

D. Kaposi sarcoma is a benign tumour

584. Numbness of lip seen with no previous dental treatment ______________?
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A. Osteomyelitis

B. Infection

C. Central nervous system lesion

D. Meta static carcinoma

585. Which of the following conditions is not considered as premalignant______________?
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A. Erosive lichen planus

B. Leukoplakia

C. Leukoedema

D. Syphilitic glossitis

586. Recurrent ulcers occurring on gingiva and palate are most probably________________?
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A. Aphthous ulcers

B. koplick spots

C. Herpes simplex

D. Lesions of Behcets syndrome

587. The most common bone cancer is______________?
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A. Squamous cell carcinoma

B. Osteosarcoma

C. Multiple myeloma

D. Metastatic bone cancer

588. A 40-year old lady presents with unilateral demotonic distribution of veslcular eruptions. associated with severe pain. The most likely diagnosis is____________________?
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A. infectious mononucleosis

B. Chicken pox

C. Herpes zoster

D. Recurrent herpes simplex infection

589. Wernicks encephalopathy is caused by deficiency of______________?
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A. Niacin

B. Riboflavin

C. Cyanocobalamine

D. Thiamine

590. Brachytherapy means ___________?
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A. Radiation involving normal tissues

B. Lasers

C. Chemotherapy

D. Radiation administered interstially through catheters

591. Acquired, symmetric hyper pigmentation of the sun exposed skin of the face & neck which is strongly associated with pregnancy & use of oral contraceptives is called as_______________?
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A. Melasma

B. Melanoma

C. Cafe-au-lait-spots

D. Freckle

592. squamous cell carcinoma on tongue most common site is_____________?
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A. Dorsum

B. Lateral borders

C. Apex

D. Base

593. A 3 year old child has a fever of 102 degree F; and following upper respiratory tract infection discrete vesicles and ulcers on the soft plate and pharynx are noted, The most probable diagnosis is _____________?
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A. Herpangina

B. Scarlet fever

C. Rubella

D. Herpetic gingivostomatitis

594. Green discoloration of teeth is seen in_______________?
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A. Fluorosis

B. Tetracycline therapy Fluorosis

C. None of the above

D. Erythroblastosis fetalis

595. Which of the following is false regarding measles ?
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A. Kopliks spots

B. Nikolskys sign

C. Muculo papular skin rash

D. Fever and malaise

596. Firbroma combined with glandular tissue is_______________?
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A. Fibrolipoma

B. Neurofibroma

C. Fibromyoma

D. Fibroadenoma

597. Cytological smear showing multinucleated giant cells, synctium and ballooning degeneration of the nucleus is a characteristic of_____________?
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A. Recurrent apthous stomatitis

B. Coxsackie virus infection

C. Erythema multiforme

D. Herpes simplex virus infection

598. White, spongy, folded thick mucosa is seen in____________?
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A. Pseudomembranous Candidiasis

B. Oral hairy leukoplakia

C. White spongy nevus

D. Aspirin burn

599. Mucooceles are rarely seen in the_______________?
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A. Floor of the mouth

B. Upper lip

C. Buccal mucosa

D. Lower lip

600. The condition involved with an unerupted tooth or impacted tooth is _________________?
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A. Mural ameloblastoma

B. Dentigerous cyst

C. All of the above

D. Adenomatoid odontogenic tumor

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