Difficulty: Medium
Average Score: 91%
Simulated
The client's potassium level is 2.2 What nursing action has the highest priority?
Correct answer
C
Rationale
A potassium level of 2.2 mEq/L is critically low, increasing the risk of life-threatening cardiac arrhythmias. Continuous cardiac monitoring helps detect dangerous dysrhythmias like ventricular tachycardia.