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how would you calculate the rate at which K enters the filtrate?

If you know the typical plasma K concentration and the typical GFR and plasma flow rate.... how would you use this information to calculate the rate at which K enters the filtrate in the glomerulus in mol/min?

The answer is GFR x conc in plasma but can someone please explain why? Thank you!
Hi - sorry you haven't had a response to this yet. I'm just going to bump the thread in the hope that someone sees this and can help :h:
Original post by claire62
If you know the typical plasma K concentration and the typical GFR and plasma flow rate.... how would you use this information to calculate the rate at which K enters the filtrate in the glomerulus in mol/min?

The answer is GFR x conc in plasma but can someone please explain why? Thank you!


Work it out in terms of units, that should help clarify things.

Plasma K conc is measured in mmol/L and GFR is measured in mL/min.

So how would you manipulate the formula to end up with the rate in mol/min?

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