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- 1. Multiple ChoiceWhat are the two patterns of reversible cell injury visible under the light microscope?What are the two patterns of reversible cell injury visible under the light microscope?Cellular swelling and fatty changeSwelling and disruption of lysosomes and fatty changePyknosis and membrane blebbing
- 2. Multiple ChoiceMyocardial fibres cannot divideTrueFalse
- 3. Multiple ChoiceWhich of these major inducers of apoptosis are intrinsic pathways?Withdrawal of growth factors/hormonesInjuryReceptor/ligand interactionsBoth A and B
- 4. Multiple ChoiceIrreversible cell injury is characterised by which morphological changes?Disruption of cellular membranesLarge amorphous densities in swollen mitochondriaProfound nuclear changes (pyknosis, karyorrhexis, karyolysis)All of the above
- 5. Multiple ChoiceA young man experiences multiple blunt trauma to the legs and laceration of the right femoral artery. He loses a lot of blood during the time it takes to get to the emergency department. On admission, his haemocrit is 10%. Which of the following tissues is most likely to withstand damage from this event?HippocampusMyocardiumSkeletal muscleSmall intestinal epithelium
- 6. Multiple ChoiceIntracellular free calcium is much ______ than extracellular free calcium.HigherLowerBetterWorse
- 7. Multiple ChoiceA mature age student exercises little and eats mainly pizza and several serves of french fries daily. Which tissue change is most likely to occur?Fatty degeneration of myocardiumHyperplasia of adipocytesHypertrophy of adipocytesMetaplasia of muscle cells to adipocytes
- 8. Multiple ChoiceIncrease in cytosolic Ca2+ can damage mitochondria.TrueFalse
- 9. Multiple ChoiceAn honours student is working on a tissue morphology project in live animals. Which of the following disease processes could account for the microscopic presence of karyorrhexis and cell fragmentation with preserved overall tissue architecture in this study?Brown atrophy of the heartRenal transplant rejectionSuppurative appendicitisViral hepatitis
- 10. Multiple ChoiceWhat is karyolysis?Nuclear CondensationNuclear FragmentationNuclear Dissolution
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