title: Intrathoracic and venous pressure relationships during responses to changes in body position.
mesh_terms: D000768:Anesthesia, General; D000818:Animals; D002302:Cardiac Output; D002306:Cardiac Volume; D004285:Dogs; D006321:Heart / Q000502:physiology*; D006325:Heart Atria; D006874:Hydrostatic Pressure; D009020:Morphine; D010424:Pentobarbital; D010496:Pericardium; D010537:Peritoneum; D010994:Pleura; D011187:Posture; D011312:Pressure; D013904:Thoracic Vertebrae; D013909:Thorax; D014684:Venae Cavae; D014690:Venous Pressure
chemical_list: D009020:Morphine; D010424:Pentobarbital