title: Acute and chronic myocardial hypoxia: effect on the ventricular action potential.
mesh_terms: D000200:Action Potentials; D000531:Altitude; D000818:Animals; D006332:Cardiomegaly / Q000503:physiopathology; D005260:Female; D006321:Heart / Q000503:physiopathology*; D006331:Heart Diseases / Q000503:physiopathology*; D006352:Heart Ventricles / Q000503:physiopathology*; D006400:Hematocrit; D000860:Hypoxia / Q000503:physiopathology*; D008297:Male; D008564:Membrane Potentials; D008839:Microelectrodes; D051381:Rats