medical MCQs – Page 485

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 Review each marked answer and report any item that may be outdated or unclear.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

9681. The most characteristic feature of a neoplasm as opposed to inflammatory over growth is______________?
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A. Progressive growth after removal of causative stimuli

B. Tendency to grow rapidly

C. Size of the lesion

D. Abnormal mitosis

9682. Lymphocytosis is seen in______________?
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A. Protozoal infections

B. Bacterial infections

C. Fungal infections

D. Viral infections

9683. Function of hepatic kupffer cells is____________?
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A. Vitamin-A storage

B. Phagocytosis

C. Formation of sinusoids

D. Increases blood perfusion

9684. Heart failure cells are____________?
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A. Aschojis giant cells

B. Hypertrophic myocardial fibres

C. Heamosiderin laden macrophages in alveoli

D. Fibrocytes in myocardium

9685. The commonest site of thrombosis is_______________?
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A. Capilaries

B. Veins

C. Heart

D. Arteries

9686. Basal cell carcinoma occurs on_________________?
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A. All of the above

B. Skin, lips and tongue

C. Skin and mucosa

D. Skin and pilosebaceous adnexa

9687. Highly infection stage of syphilis______________?
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A. Primary

B. Congenital

C. Tetriary

D. Secondary

9688. Somatic mutation of PTEN is seen in________________?
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A. Retinoblastoma

B. Carcinoma breast

C. Endometrial Carcinoma

D. Osteosarcoma

9689. The type of immunity activated in tuberculosis is____________?
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A. Humoral

B. None of the above

C. Cell mediated

D. Foreign body reaction

9690. Bone marrow stem cells differ from differ from differentiated progenitor stem cells in what respect ?
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A. Provide differentiated terminal cells

B. Act as a repair system for the body

C. Reconstitution of Bone marrow

D. Formation of the ovum

9691. An excess of which of the following hormones may be associated with increased sensitivity to epinephrine ?
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A. Parathyroid

B. Testosterone

C. Insulin

D. Thyroid

9692. The predisposing factor for squamous cell carcinoma __________________?
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A. Solar keratosis

B. All of the above

C. Leukoplakia

D. Chronic ulcers

9693. Thrombocytopenia due to increased platelet destruction is seen in_________________?
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A. Systemic lupus erythematosus

B. Acute leukemia

C. Cancer chemotherapy

D. Aplasti anemia

9694. Which cell releases vasoactive amine so as to increase vascular permeability ?
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A. Fibroblast

B. Marcophage

C. Leukocyte

D. Mast cell

9695. Malignant neoplasms shows all the following features EXCEPT_____________?
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A. Invasion of blood vessels

B. Disorganized cell structure

C. Rapid, erratic growth

D. Encapulation

9696. The fading of cellular chromatin is_____________?
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A. Karyorrhexis

B. Pyknosis

C. Cytolysis

D. Karyolysis

9697. Component of tubercle bacilli which produce granuloma is_____________?
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A. Surface glycolipids

B. Sulfatide

C. Sulfadase

D. Hetero polysaccharide

9698. All of the following about prostaglandins and leukotriene are correct except________________?
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A. Arachidonic acid is metabolized to form prostaglandins and leukotrienes

B. COX-1 is inducible in many tissues

C. Leukotrienes cause bronchoconstriction

D. COX is induced by cytokines at the site of inflammation

9699. Primary hemostasis is disturbed in______________?
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A. Platelet disorder

B. Lupus anticoagulant

C. Hemophilia

D. Liver disease

9700. Tumour involving epiphysis of long bone is____________?
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A. Osteogenic sarcoma

B. Osteoclastoma

C. Chondro sarcoma

D. Ewings sarcoma

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