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Questions and Answers
Which of the following is the correct definition of ischaemia?
Which of the following is the correct definition of ischaemia?
- Inadequate blood supply to an organ or part of it (correct)
- Death of a tissue due to excessive blood supply
- Inadequate blood supply to a tissue resulting in tissue death
- Death of a tissue due to insufficient blood supply
What is the main cause of cell injury and cell death in hypoxia?
What is the main cause of cell injury and cell death in hypoxia?
- Swelling of endoplasmic reticulum
- Reduced protein synthesis
- Accumulation of lactic acid
- Failure of oxidative phosphorylation (correct)
What is the effect of malfunctioning Na+/K+ pump in hypoxic damage?
What is the effect of malfunctioning Na+/K+ pump in hypoxic damage?
- Accumulation of calcium in the cytosol
- Increased anaerobic glycolysis
- Reduced protein synthesis
- Cell swelling and dilation of endoplasmic reticulum (correct)
Which of the following is a consequence of shift from aerobic to anaerobic respiration in hypoxic damage?
Which of the following is a consequence of shift from aerobic to anaerobic respiration in hypoxic damage?
What happens to intracellular pH levels in hypoxic damage?
What happens to intracellular pH levels in hypoxic damage?
What is the consequence of malfunctioning Ca2+ pump in hypoxic damage?
What is the consequence of malfunctioning Ca2+ pump in hypoxic damage?
What is the ultimate result of hypoxic damage to mitochondrial and lysosomal membranes?
What is the ultimate result of hypoxic damage to mitochondrial and lysosomal membranes?
Which organelle is involved in the release of lysosomal enzymes and reactive oxygen species during cell destruction?
Which organelle is involved in the release of lysosomal enzymes and reactive oxygen species during cell destruction?
What is the consequence of hypoxia and ischemia on the smooth ER?
What is the consequence of hypoxia and ischemia on the smooth ER?
Which process is enhanced in hypoxia and ischemia, leading to an increase in lactic acid production?
Which process is enhanced in hypoxia and ischemia, leading to an increase in lactic acid production?
Which ion experiences an influx in hypoxia and ischemia?
Which ion experiences an influx in hypoxia and ischemia?
What is the primary effect of hypoxia and ischemia on the cell membrane?
What is the primary effect of hypoxia and ischemia on the cell membrane?
Which of the following is a consequence of hypoxia and ischemia on ATP production?
Which of the following is a consequence of hypoxia and ischemia on ATP production?
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