This book is intended for educational and test-preparation purposes only. It is an independent publication and is not affiliated with, endorsed by, or sponsored by the National Board for Respiratory Care (NBRC) or any educational program. The clinical scenarios, flowcharts, practice questions, and reference materials provided in this book are designed to assist candidates in preparing for professional credentialing examinations and should not be used as a substitute for institutional clinical protocols, physician orders, or formal educational curricula.
