Master Canadian Nursing Abbreviations 2026 - Free Nursing Abbreviation Practice Questions and Study Guide

'O2 Sat' stands for Oxygen Saturation, which refers to the percentage of oxygen being carried by the red blood cells in the body. This measurement is important for evaluating respiratory and circulatory function.

Option A, Oxygen Saturated, is incorrect because while it refers to oxygen, it does not specify the amount or level of saturation.

Option C, Ozone Saturation, is incorrect because ozone is a different substance from oxygen and is not related to oxygen saturation.

Option D, Optimal Oxygen, is incorrect because it does not fully describe the measurement of oxygen saturation and can be misleading.