Table 3b.
DN solute transport with high-sodium delivery (entering flow = 6 nl/min, Na+ = 135, K+ = 2.0, HCO3− = 8.0)
| DCT | CNT | CCD | OMCD | IMCD | Total | |
|---|---|---|---|---|---|---|
| Absolute delivery, μmol/min | ||||||
| Na+ | 29.16 | 22.62 | 17.13 | 16.55 | 17.11 | 14.84 |
| K+ | 0.43 | 0.84 | 3.46 | 3.52 | 3.07 | 2.68 |
| Cl− | 27.24 | 22.80 | 19.60 | 18.97 | 19.36 | 17.01 |
| HCO3− | 1.73 | 0.43 | 0.71 | 0.69 | 0.60 | 0.40 |
| TA | 0.24 | 0.57 | 0.62 | 0.46 | 0.44 | 0.47 |
| NH4+ | 0.68 | 0.74 | 0.63 | 0.64 | 0.85 | 0.93 |
| Net acid | −0.80 | 0.88 | 0.54 | 0.41 | 0.69 | 0.99 |
| Absolute reabsorption, μmol/min | ||||||
| Na+ | 6.53 | 5.50 | 0.58 | −0.56 | 2.28 | 14.32 |
| K+ | −0.41 | −2.61 | −0.07 | 0.45 | 0.39 | −2.25 |
| Cl− | 4.44 | 3.20 | 0.63 | −0.39 | 2.35 | 10.23 |
| HCO3− | 1.30 | −0.29 | 0.02 | 0.10 | 0.20 | 1.33 |
| TA | −0.33 | −0.05 | 0.16 | 0.02 | −0.03 | −0.22 |
| NH4+ | −0.05 | 0.11 | −0.01 | −0.20 | −0.08 | −0.24 |
| Net acid | 1.68 | −0.34 | −0.13 | 0.28 | 0.30 | 1.79 |