RT Book, Section A1 Freeman, Brian S. A1 Berger, Jeffrey S. SR Print(0) ID 1204766544 T1 Anesthetic Gases: Organ System Effects 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=1204766544 RD 2024/10/03 AB Mean arterial pressure (MAP) decreases with the use of all volatile agents, except halothane, by decreasing systemic vascular resistance (SVR). Halothane decreases cardiac output (CO), and thus MAP, with little to no change in SVR. Nitrous oxide leads to unchanged or increased MAP.