Answer to Question 1
ANS: D
Pitting edema indicates that the patient may be retaining excess extracellular fluid, and the nurse should question the type of solution meant to rehydrate the patient. All other options are con-sistent with ECV deficit, and the patient would benefit from a sodium-containing isotonic solu-tion that expands extracellular volume.
Answer to Question 2
ANS: C
Microdrip tubing delivers 60 gtt/mL. Calculation for a rate of 125 mL/hr using microdrip tubing: (125 mL/1 hr)(60 gtt/1 mL)(1 hr/60 min) = 125 gtt/min.