1. Which of the following epithelial changes commonly signify precancerous: Parakeratosis Hyperkeratosis Dyskeratosis Acanthosis 2. Acute infection causes: Leucopenia Monocytosis Leucocytosis Neutropenia 3. Interferons act against virus during: Viral penetration of cells Removal of viral coat DNA/RNA replication Protein synthesis 4. A 45 year old diabetic female on insulin therapy is brought to emergency in unconscious condition. First step of management should be: Give i.v. 5% dextrose Send sample for blood glucose level evaluation Give i.v. Insulin injection Give dexamethasone injection i.v. 5. All are secondary causes of polycythemia except: Myeloproliferative disorder High altitude Pheochromocytoma Hernangioblastoma 6. All of the following promotes wound healing except Protein Steroids Vitamin C Adequate oxygen supply 7. Cross beta-pleated sheet structure in amyloidosis is determined by: Electron microscopy Light microscopy X-ray crystallography Polarized microscopy 8. Interleukin-1 and tumor necrosis factor in inflammation are produced by which of the following? Mast cells Platelets Activated macrophages Lymphocytes 9. All of the following tissues regenerate, except: Intestinal mucosa Bone Striated muscle Liver 10. Which of the following is a neoplasm derived from all three germ cell layers? Teratoma Sarcoma APUDoma Carcinoma 11. All of the following are benign tumors of mesenchymal origin, except: Osteosarcoma Lipoma Leiomyoma Rhabdomyoma 12. Apoptosis is suggestive of: Epithelial dysplasia Neoangiogenesis Coagulation necrosis Liquefaction degeneration 13. Quincke sign seen in Aortic regurgitation is: Pistol shot sound over femoral artery Prominent dorsalis pedis Cyclic Erythema and pale appearance on pressing nail bed. Head movement with pulse 14. Important components of collagen synthesis, wound strength and contraction include all of the following, except Myofibroblasts Vitamin C Vitamin D Fibroblasts 15. Which cell releases vasoactive amine increase vascular permeability? Leukocyte Mast cell Fibroblast Macrophage 16. Which of the following conditions is least likely to present as an eccentric osteolytic lesion? Giant cell tumor Aneurismal bone cyst Fibrous cortical defect Simple bone cyst 17. All of the following are benign neoplasms, except: Adenoma Sarcoma Lipoma Papilloma 18. Following are functions of prostaglandins except: Uterine contraction Increase capillary permeability Lowers blood pressure Elevates blood pressure 19. Transudate is characterized by: Specific gravity of above 1.018 Associated inflammatory conditions Tendency to clot Low protein content 20. Most common cause of peptic ulcer in adult patients: H pylori infection Zollinger Ellison syndrome Use of NSAIDS Alcohol Loading … Question 1 of 20