Pathology Quiz 26 Quiz InstructionsThis quiz consists of 20 multiple-choice questions.You will be awarded 5 marks for each correct answer. Question 1: Endotoxic shock is caused byGram negative bacteriaGram positive BacteriaAcid fast bacilliViral infection Question 2: Most important prerequisite for thrombosis isSlowing of blood flowChange in composition of bloodIncrease number of plateletsInjury to endothelium Question 3: Anasarca is the result ofIncreased vascular permeabilityHypoproteinemiaChronic venous congestionAny of the above three Question 4: Infraction in lungs and liver is rare due toDouble blood supplyLittle collateral blood supplyBoth are parenchymatous organsLoquifaction necrosis predominates in both Question 5: The colour of the infarct in various organs depends onSolidity of organType of occlusionCollateral blood circulationAll of the above Question 6: Zenker's necrosis is a special kind of necrosis occuring inSmooth musclesSkeletal muscleNervous tissueConnective tissue Question 7: Cheif sites of histamine production areSkin, respiratory system & gutSkin, nervous system & gutSkin, cardiovascular system & gutCardiovascular & nervous system Question 8: Following type of shock occurs least in animalsEndotoxicHypovolemicNervousSurgical Question 9: Mucous producing cells in catarrhal inflammation can be stained byVon Kossa stainSudan black stainDegalathan's stainPAS stain Question 10: Granulation tissue is composed ofFibrocytes and budding capillariesFibroblast and mature collagenFibroblast and budding capillariesFibrocytes and chronic inflammatory cells Question 11: All DNA viruses have double stranded genome exceptHerpes virusParvo virusPox virusAdeno virus Question 12: The lipid bilayer of viral envelope is acquired by the virus from the hostPlasma membraneEndoplasmic ReticulumGolgi apparatus or nuclear membraneAll of the above Question 13: Cellular injury inflicted by pox virus characterized byCell death and proliferationMetaplasiaAtrophyAll of the above Question 14: The chief pathologic change in pseudorabies in cattle comprisesDegenerative/ necrotic changes of ganglionGliosis and subsequent glial nodule formation NeuronophagiaPerivascular cuffing Question 15: Chief lesions of ICH arePeritoneal oedema and haemorrhageGliosis and intracytoplasmic inclusions in brainFocal necrosis and intranuclear inclusions in liverPeriportal Cirrhosis and intracytoplasmic inclusions in liver Question 16: Vesicle formation in FMD initiates in the particular layer of skin/ mucous membraneStratum spinosumStratum germinatum Stratum lucidumBasement membrane Question 17: Generally the pathogonomic lesions of hog cholera areOedema and haemorrhageNeuronal degeneration and gliosisLeucocytosis nand haemorrhagic enteritisLeucopaenia and button shaped ulcers in caecum and colon Question 18: Demyelination of the nerve fibres in brain and spinal cord is the characteristic histopathological lesion inCanine distemperEquine encephalomyelitisRabiesPseudorabies Question 19: Rinderpest virus has special affinity forMyeloid tissue and skinNervous tissue and lymph nodes Lymphoid tissue and GI epithelial cells Reticulo endothelial- and capillary endothelial cells Question 20: The most striking and diagnostic microscopic lesion of scrapie in sheep constitutesVacuolation in neuronal cytoplasm and diffuse astrogliosisNeuronophagiaEncephalomyelaciaNone of the above
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