Left ventricular internal diameter and cardiac function during exercise.
D000818:Animals; D001783:Blood Flow Velocity; D001794:Blood Pressure; D002302:Cardiac Output; D004285:Dogs; D006339:Heart Rate; D006352:Heart Ventricles / Q000033:anatomy & histology*; D006439:Hemodynamics; D005082:Physical Exertion; D013550:Swimming; D016276:Ventricular Function