Galen Fundamentals of Nursing Practice Exam 2026 – Your All-in-One Guide to Nursing Success!

Recording all fluid intake and output with the time, source, and a running total is the standard approach. This practice provides a complete and precise picture of a patient’s fluid balance, which is essential for guiding fluid and electrolyte management, detecting dehydration or fluid overload, and assessing how a patient is responding to treatment. When every input (oral fluids, IV fluids, tube feeds, meds given with fluids) and every output (urine, vomitus, liquid stools, drains, wound losses) is documented accurately, healthcare providers can calculate net balance and make informed decisions.

Choosing to record only one side, like intake alone, misses half of the equation and can hide problems. Estimating totals at the end of a shift is prone to error and reduces the reliability of the data used for clinical decisions. The goal is a complete, precise, and timely record rather than partial or rounded information.