snímek PPT
on zero value (creatinine, uric acid)
Substances are on a “precise” value (Na+, K+, H+,...)
above a threshold – on its value
(HPO4--, glucose in hyperglycaemia)
1. If PX rises due to enhanced ELX with an undisturbed renal function (normal glomerular filtration rate, GFR), a new steady state is established after some time, where ?EL = ?PX * GFR (Fig. 3)