A client with a major burn develops a dysrhythmia. What should the nurse suspect as the cause for this cardiac complication?
1. An increase of intracellular magnesium ions
2. A decrease in sodium levels related to diuresis
3. Loss of potassium ion related to cell injury
4. Increased cardiac output
Answer: 3
1. Potassium is an intracellular ion and is lost when cells are destroyed, as with a burn. Potassium is required for proper cardiac contractility; low levels put the client at risk for dysrhythmias.
2. Potassium is an intracellular ion and is lost when cells are destroyed, as with a burn. Potassium is required for proper cardiac contractility; low levels put the client at risk for dysrhythmias.
3. Potassium is an intracellular ion and is lost when cells are destroyed, as with a burn. Potassium is required for proper cardiac contractility; low levels put the client at risk for dysrhythmias.
4. Potassium is an intracellular ion and is lost when cells are destroyed, as with a burn. Potassium is required for proper cardiac contractility; low levels put the client at risk for dysrhythmias.
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