Exam questionKROK 1Medicine ยท 2011
A 35-year-old man developed acute heart failure while running for a long time. What changes in ionic composition can be observed in the cardiac muscle?
Answer options
- Reduction of K and Mg2 ions in the extracellular space
- Accumulation of K and Mg2 ions in the myocardium cells
- Reduction of Na and Ca2 ions in the extracellular space
- Reduction of Na and Ca2 ions in the myocardium cells
- Accumulation of Na and Ca2 ions in the myocardium cells
Correct answer
Accumulation of Na and Ca2 ions in the myocardium cells
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