A nurse is caring for a client who has an elevated potassium level and is on a cardiac monitor. The nurse is aware that hyperkalemia may be associated with changes to the T-wavOn the graphic, point and click on the area of the electrocardiogram (ECG) that represents the T-wave.(Selectable areas, or 'Hot Spots,' can be found by moving your cursor over the artwork until the cursor changes appearance, usually into a hanClick only on the Hot Spot that corresponds to your answer.)