In patients with CKD, sodium intake does not usually need to be restricted until GFR falls to:
a. 10 mL/min/1.73 m2.
b. 50 mL/min/1.73 m2.
c. 75 mL/min/1.73 m2.
d. 100 mL/min/1.73 m2.
Question 2
Osteodystrophy develops because of the kidney's inability to:
a. excrete calcium.
b. activate vitamin D.
c. reabsorb protein.
d. excrete urea and creatinine.