title: Spread of excitation from the atrium into thoracic veins in human beings and dogs.
mesh_terms: D000293:Adolescent; D000328:Adult; D016275:Atrial Function; D002648:Child; D004562:Electrocardiography; D005260:Female; D006321:Heart / Q000196:embryology; D006325:Heart Atria / Q000196:embryology; D006329:Heart Conduction System / Q000196:embryology / Q000502:physiology* / Q000503:physiopathology; D006343:Heart Septal Defects / Q000503:physiopathology; D006349:Heart Valve Diseases / Q000503:physiopathology; D006801:Humans; D008297:Male; D009431:Neural Conduction; D010138:Pacemaker, Artificial; D011667:Pulmonary Veins / Q000502:physiology*; D013771:Tetralogy of Fallot / Q000503:physiopathology; D014682:Vena Cava, Inferior / Q000196:embryology / Q000502:physiology; D014683:Vena Cava, Superior / Q000196:embryology / Q000502:physiology; D014684:Venae Cavae / Q000502:physiology*