Generally, Most Water Reabsorption in a Nephron Occurs at the

Multiple Choice

Generally, most water reabsorption in a nephron occurs at the

A) nephron loop and is called obligatory water reabsorption.
B) nephron loop and is called facultative water reabsorption.
C) proximal convoluted tubule and is called obligatory water reabsorption.
D) proximal convoluted tubule and is called facultative water reabsorption.