A client returns to the cardiovascular intensive care unit following his coronary artery bypass graft. In planning his care, the most important electrolyte the nurse needs to monitor will be:
Correct Answer: C
Explanation/Reference:
Explanation:
(A) Chloride, HCO3, and sodium will need to be monitored, but monitoring these electrolytes is not as important as potassium monitoring. (B) Chloride, HCO3, and sodium will need to be monitored, but monitoring these electrolytes is not as important as potassium monitoring. (C) Potassium will need to be closely monitored because of its effects on the heart. Hypokalemia could result in supraventricular tachyarrhythmias. (D) Chloride, HCO3, and sodium will need to be monitored, but monitoring these electrolytes is not as important as potassium monitoring.