The client in chronic renal disease is receiving oral Kayexalate, a cation exchange resin. Which assessment data indicates the medication is effective? 1. The client’s serum potassium level is 5.8...

The client in chronic renal disease is receiving oral Kayexalate, a cation exchange resin. Which assessment data indicates the medication is effective?

1. The client’s serum potassium level is 5.8 mEq/L.

2. The client’s serum sodium level is 135 mEq/L.

3. The client’s serum potassium level is 4.2 mEq/L.

4. The client’s serum sodium level is 147 mEq/L.