Question

mechanism of urine formation in three steps

Answer 1

1) ULTRAFILTRATION
2) REABSORPTION
3) TUBULAR SECRETION

Answer 2

Filtration, Reabsorption, Secretion: The Three Steps of Urine

1. The Filtration Membrane Keeps Blood Cells and Large Proteins in the Bloodstream.
2. Reabsorption Moves Nutrients and Water Back into the Bloodstream.
3. Waste Ions and Hydrogen Ions Secreted from the Blood Complete the Formation of Urine.