1. A nurse is preparing to care for a client with a potassium deficit. The nurse reviews the client's record and determines that the client was at risk for developing the potassium deficit because the client:
a) has renal failure
b) requires nasogastric suction
c) has a history of Addison's disease
d) is taking a potassium-sparing diuretic
2. A nurse reviews a client's electrolyte laboratory report and notes that the potassium level is 3.2 mEq/L. Which of the following would the nurse note on the electrocardiogram as a result of the laboratory...