Determination of Erythrocyte Velocities in the Mammalian Inner Renal Medulla by a Video Velocity-tracking System |
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addition altered applied ascending vasa recta averaged AVRO base blood flow body calculated camera capillaries Chapter collecting tubule concentrating cross-correlation decrease descending detect determined diameter direct effect engineering erythro erythrocyte velocity et al examined experiments exposed Female female rats Figure Flank approach fluid following volume expansion frequently function Group hematocrit hydropenia increase individual infusion inner medulla Intaglietta involved Jamison Johnson kidney light limitations lines male maximum mean method Microvasc minute time-averaged mm/s monitor Observer output papilla period photoanalyzer Physiol physiological positioned possible preparation present pressure rats RBC velocity reabsorption recorder red cell regional removal renal renal medulla represent saline saline loading signals significant slit surface Table technique television three minute urinary osmolality urine values vasa recta velocity in vasa velocity measurements ventral approach vessels video velocity-tracking system VRBC water diuresis weight