Influence of respiration and respiratory sinus arrhythmia on aortic regurgitation.
D000818:Animals; D001011:Aorta; D001022:Aortic Valve Insufficiency / Q000503:physiopathology*; D001146:Arrhythmia, Sinus / Q000503:physiopathology*; D001783:Blood Flow Velocity; D001794:Blood Pressure; D001919:Bradycardia / Q000503:physiopathology; D002306:Cardiac Volume; D004285:Dogs; D004562:Electrocardiography; D006339:Heart Rate; D006352:Heart Ventricles; D006439:Hemodynamics; D012119:Respiration; D013610:Tachycardia / Q000503:physiopathology