[Verified Answer]: The nurse is reviewing admission orders…

The nurse is reviewing admission orders for a newly admitted client with bounding peripheral pulses, stated weight gain of three pounds overnight, pitting ankle edema, and moist crackles bilaterally. Which action should the nurse perform first? 1. Obtain an oxygen saturation reading. 2. Administer furosemide 40 mg IV push. 3. Determine the respiratory rate. 4. Obtain a serum potassium level.