How does the composition of the fi ltrate change as it travels through the loop of Henle
belongs to book: Examination Questions and Answers in Basic Anatomy and Physiology|Martin Caon|| Chapter number:11| Question number:16
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B: The descending limb is permeable to water so water fl ows out of the tubule decreasing fi ltrate volume. The ascending limb is impermeable to water, so its volume does not change, however sodium, potassium and chloride ions are reabsorbed which decreases the concentration of the fi ltrate.
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