The Amount of Na⁺ Excreted in the Urine Equals the Amount

Multiple Choice

The amount of Na⁺ excreted in the urine equals the amount of Na⁺ ____ minus the amount of Na⁺ ____.

A) filtered; reabsorbed
B) ingested; filtered
C) ingested; metabolically consumed
D) ingested; placed in storage
E) secreted; reabsorbed