The filtrate that leaves the proximal convoluted tubule is much more concentrated than the blood in humans.

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The filtrate that leaves the proximal convoluted tubule is much less concentrated than the blood in humans. Most of the water and small molecules like glucose, amino acids and electrolytes are reabsorbed back into the bloodstream, leaving behind waste products and excess ions in a more concentrated urine.

The Filtrate That Leaves the Proximal Convoluted Tubule Is Much