3 Main Processes in the Kidney

3 Main Processes in the Kidney

1. Fitration

   • Incoming blood is filtered
     • occurs in cortex
     • wastes and useful products removed

2. Reabsorbion

   • Useful products go to bloodstream
     • occurs in:
       • cortex
       • medulla

3. Secretion

   • substance go from blood to cortex
     • H ions
       • control pH
     • K ions

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