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Proximal tubule
💧The proximal tubule is the primary site for reabsorption in the nephron, reclaiming about 65% of filtered water and solutes.
🧲It efficiently reabsorbs sodium, chloride, glucose, amino acids, and bicarbonate into the bloodstream.
🌡️This segment ensures the maintenance of fluid and electrolyte balance in the body.
🔄It also contributes to acid-base regulation by reabsorbing bicarbonate and secreting hydrogen ions.
📌Core Message
The proximal tubule handles the bulk reabsorption of water, ions, and nutrients, playing a major role in maintaining homeostasis.
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