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Questions and Answers
What are the causes of cell injury?
The causes of cell injury would be:-
- Oxygen deprivation
- Physical damage (trauma)
- Microbial
- Immunological
- Chemical
What are the ways in which a cell can be damaged?
There are six categories by which damage to cells can be characterised:-
- ATP depletion/reduced synthesis
- Mitochondrial damage
- Intracellular calcium
- Free radical damage
- Defective membrane permeability
- Protein misfolding
What is hypoxia?
Hypoxia is the low oxygen circulation in the body tissues. This leads to an interference with the aerobic oxidative respiration.
What causes hypoxia?
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What is the result of a hypoxic injury?
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What are results of a persistent hypoxia condition?
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What is the ischaemia reperfusion injury?
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What is free radical?
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What is a reactive oxygen species?
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What is the result of high ROS levels?
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What are some ways of mechanical injury for cells?
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How can microbial injury damage cells?
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How can chemicals damage cells?
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How can cells respond to injury?
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What are the mechanisms in which a cell can respond to stress?
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What is atrophy?
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What is hypertrophy?
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What is hyperplasia?
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What is metaplasia?
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What are the two forms of cell death following irreversible cell damage?
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What is the difference between apoptosis and necrosis?
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What are the types of necrosis?
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What is coagulative necrosis and what causes it?
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What is caseous necrosis?
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What is colliquative necrosis?
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What is fat necrosis?
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What is gangrenous necrosis?
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What are the types of gangrenous necrosis?
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What is autolysis?
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What is necrosis?
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What is apoptosis?
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What is the physiological importance of apoptosis in embryogenesis?
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What is the physiological importance of apoptosis in the menstrual cycle?
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What is the physiological importance of apoptosis in the immune system?
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What is the clinical diagnosis of cell death?
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What are the ways of healing and repair?
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What are the factors in regeneration of cells?
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How can we classify cells in terms of their capacity of regeneration? Also provide examples.
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