PINKERSON, ALAN I;., MYRON H. LURIA, AND EDWARD D. FREE, Effect of cardim rhythm on vena caval blood j?ows. Am. J, Physiol. 2 I o(3) : 505-508. I g66.-Cannulating electromagnetic flow probes were inserted into superior and inferior venae cavae of anesthetized mongrel dogs. The relationship between instantaneous venous blood flow and right atria1 and ventricular activities was studied during bot...