1. Heparin is secreted by:Plasma cellsPlateletT lymphocytesMast cellQuestion 1 of 20 2. Shilling test is done to identify the deficiency of:Vitamin B12Vitamin B4Folic acidVitamin B,Question 2 of 20 3. Antigenieity is seen in:CardiolipinPhospholipidsNuclear membraneGolgi bodiesQuestion 3 of 20 4. Hay fever and allergies to certain foods are examples of:Immune complex-mediated hypersensitivity reactionsCell-mediated or delayed hypersensitivity reactionsAtopic allergiesAntibody-dependent cytotoxic hypersensitivity reactionsQuestion 4 of 20 5. Differential leucocyte count is used for diagnosis of:EosinophiliaLeukopeniaLeukocytosisAnemiaQuestion 5 of 20 6. An abscess is:An abnormal sac within the body containing air or fluidAn accumulation of pusConsidered to be premalignantA tumor composed of granulation tissueQuestion 6 of 20 7. Defect in DNA repair mechanism is associated with:MosaicismIcthyosisAlbinismXeroderma pigmentosumQuestion 7 of 20 8. Tachycardia, nervousness, intolerance to heat and exophthalmos are seen inHypoparathyroidismHyperthyroidismHypothyroidismHyperparathyroidismQuestion 8 of 20 9. In classification of Obstructive sleep apnoea (OSA), a severe case is defined as when the number of episodes of apnoea during sleep exceed>30/ hour25 / hour15 / hour10/ hourQuestion 9 of 20 10. Polycystic/ acute polyostotic kidney disease:Autosomal DominantX linked recessiveAutosomal recessiveX linked dominantQuestion 10 of 20 11. The cause of most types of leukemia is:ViralUnknownBacterialFungalQuestion 11 of 20 12. Most common cause thromboembolism:Leg veinCarotid arteryBrachiocephalic arteryPulmonary veinQuestion 12 of 20 13. All of the following statements concerning teratology or teratogens are true, except:The mechanism of teratogenesis is not specific for each teratogenTeratogens are chemical, physical, and biologic agents that cause developmental anomaliesSusceptibility to teratogens is variableTeratology is the study of developmental anomaliesQuestion 13 of 20 14. Components of innate immunity that are active against viral cells includes:Cytotoxic T cellsB cellsNatural killer cellsMemory B cellsQuestion 14 of 20 15. A malignant tumour of childhood that metastasizes to bones most often is:NeuroblastomaAdrenal gland tumourWilms tumourGranulose cell tumour of ovaryQuestion 15 of 20 16. Granuloma is characterized by all of the following except:A reaction of acute inflammationInitiated by a number of infectious and non infectious agentsAccumulation of modified macrophagesA specific type of chronic inflammationQuestion 16 of 20 17. Difference in transudate and exudate is that the former has a:High proteinLow proteinIncreased specific gravityCloudy appearanceQuestion 17 of 20 18. Toll-like receptors on NK cells recognize bacterial products and stimulate immune response byTranscription of nuclear factor mediated by NFK ? which recruits cytokinesPerforin and Granzyme mediated apoptosisFas Associated Death Domain (FADD) ligand C mediated cell deathCyclinsQuestion 18 of 20 19. Juvenile diabetes is called:Type IIIType IType IIType IVQuestion 19 of 20 20. In HIV infection, which of the following is seen?Variation in B cells and T cells ratioAlteration in ratio of RBCs to WBCsAlteration in number of plateletsAlteration of helper T cells to cytotoxic T cells ratioQuestion 20 of 20 Loading...