Labels:text | screenshot | font OCR: Resident and Staff Physician Patient Education Chart Function of the Heart Valves Function of Aortic Valve (similar to that of the pulmonary valve) Diastole Systole (open) (closed) -Blood flow Coronary artery Valve cusp Reprinted with permission from Resident and Staff Physician (c) 1991-92, 1993 by Romaine Pierson Publishers, Inc. Vessel wall Valve cusp. Coronary artery Ty