About 20 % of cardiac output ……………………………………………# 1-1.2 L/min
90 % dedicated to the cortex
RENAL PLASMA FLOW (RPF)
.
RPF = RBF (1 – Ht)…………………………………………………………..# 500 – 600 mL/min
GLOMERULAR FILTRATION RATE (GFR)
.
About 20 % of RPF (filtration fraction) …………………………………# 100 – 120 mL/min
TUBULAR FLOW RATE (TFR)
.
Primitive urine flow rate (GFR)…………………………………………..# 180 L/day
.
Proximal nephron output (ECFV, Na status)………………………….# 15 L/day
.
Distal nephron output (cortico-medullary gradient, ADH)…………# 1-2 L/day
