title: Some considerations regarding the importance of blood, heart, and tissue conductivity with regard to QRS amplitude changes after hemorrhage.
mesh_terms: D000818:Animals; D001001:Anura; D001717:Birds; D001769:Blood; D004553:Electric Conductivity; D004562:Electrocardiography; D006321:Heart / Q000502:physiology*; D006470:Hemorrhage / Q000503:physiopathology*; D008116:Lizards; D008168:Lung / Q000098:blood supply; D008322:Mammals; D014426:Turtles