NUR 220 - Final Study Guide.

NUR 220 - Final Study Guide/NUR 220 - Final Study Guide. Urinary In addition to urine function, the nurse recognizes that the kidneys perform numerous other functions important to the maintenance of homeostasis. Which physiologic processes are performed by the kidneys? Select all that apply. A. Production of renin B. Activation of vitamin D C. Carbohydrate metabolism D. Erythropoietin production E. Hemolysis of old red blood cells (RBCs) In addition to urine formation, the kidneys release renin to maintain blood pressure, activate vitamin D to maintain calcium levels, and produce erythropoietin to stimulate RBC production. Carbohydrate metabolism and hemolysis of old RBCs are not physiologic functions that are performed by the kidneys.