Is the nephric filtrate present in which segment of the renal tubule is isotonic to plasma?

Is the nephric filtrate present in which segment of the renal tubule is isotonic to plasma? Correct Answer PCT

The nephric filtrate present in the PCT is isotonic to blood plasma i.e. 300 mOsmol/L. In PCT, there is obligatory reabsorption of water, i.e., absorption without the influence of any hormone.

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