Understanding the respiratory system can help medical coders and billers an many ways for example being accurate with the coding in the first place. knowing the names, roles, and locations of the respiratory system's structured can help coders choose the correct code when submitting documents in a timely manner. it will ensure precision in using relevant terms and abbreviations. the respiratory system is a vital part of the human body it's a part of the body that works with other's to carry on the function of the body better. We need to know how to do our jobs effectively and efficiently when it comes to any system of the body that pertains to our job's as coders. it is of the upmost importance to understand what you are doing it shows how much you value your position your role as a coder, the patient, and the company you work for. So for example if a patient had a malignant neoplasm, the coder would need to be able to identify the exact structure affected in order to choose the correct icd-10 code.