RT Book, Section A1 Ash, Rick A1 Morton, David A. A1 Scott, Sheryl A. SR Print(0) ID 1141045393 T1 RESPIRATORY SYSTEM T2 The Big Picture: Histology YR 2017 FD 2017 PB McGraw-Hill Medical PP New York, NY SN 9780071477581 LK accessphysiotherapy.mhmedical.com/content.aspx?aid=1141045393 RD 2024/04/19 AB The main function of the respiratory system is to supply the body with O2 from the air and to remove CO2 from the bloodstream via a system of tubes or airways. Functionally, the respiratory system can be divided into the following two divisions, which differ significantly in structure and function: