An obstetric client is admitted with dehydration. Which IV fluid would be most appropriate for the client?

.45 normal saline

The best IV fluid for correction of dehydration is normal saline because it is most like normal serum. Dextrose pulls fluid from the cell, lactated Ringers contains more electrolytes than the clients serum, and dextrose with normal saline will also alter the intracellular fluid. Therefore, answers B, C, and D are incorrect.