Blood Supply of the Kidney 1200mmin,.20%0f the cardiac output Cortex:94% Outer medulla: 5-6% Inner medulla: 1 c Two capillary networksBlood Supply of the Kidney 1200 ml/min, 20 % of the cardiac output  Cortex: 94 % Outer medulla: 5-6 % Inner medulla: < 1 %  Two capillary networks