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movement of which ions from the cell interior to peritubular fluid in proximal tubule requires primary active transport
1.sodium
2.Hydrogen
3.chloride
4.potassium
5.HCO3
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mmm one Q....I didnt pick Sodium because there was also Potasium as an answer...both are involved in the Na/K pump......I think got a point here.......
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yes good point bat21 but read question stem 'FROM INTERIOR OF THE CELL TO PERITUBULAR CAP."thats only Na,not K as its intracelluar .