When the solute concentration is high enough in the lumen of the renal tubules such that all of the carrier proteins or pumps for that solute are occupied, the system is operating at
A)tubular threshold.
B)tubular maximum.
C)transport maximum.
D)diffusional saturation.
E)renal threshold.

Question

Quizplus · Accepted Answer

The system is operating at the transport maximum when all carrier proteins or pumps are fully occupied, meaning no more solute can be transported at a faster rate.

When the Solute Concentration Is High Enough in the Lumen