RT Book, Section A1 Freeman, Brian S. A1 Berger, Jeffrey S. SR Print(0) ID 1204765509 T1 Anesthesia Breathing System: Physical Principles T2 Anesthesiology Core Review: Part One: BASIC Exam, 2nd Edition YR 2024 FD 2024 PB McGraw-Hill Education PP New York, NY SN 9781264285518 LK accessanesthesiology.mhmedical.com/content.aspx?aid=1204765509 RD 2024/10/04 AB The anesthesia breathing system is a gas pathway that connects the patient’s airway to the anesthesia machine; it extends from the fresh gas inlet to the point where gas escapes, either into the atmosphere or into a scavenging system. The breathing system functions to deliver gas from the anesthesia machine to the patient and to remove carbon dioxide by washout or chemical neutralization. Throughout this circuit, there are many factors that have an impact on the delivery and exit of gases.