http://nephron.com/fkg.html
FILTER WASTE PRODUCTS FROM
THE BLOOD
MAINTAIN FLUID BALANCE
MAINTAIN ELECTROLYTE, AND
ACID-BASE STATUS BALANCE
MAKE ERYTHROPOIETIN
MAKE ACTIVE VITAMIN D
WHEN KIDNEYS FAIL
UREMIA
POOR NUTRITION AND MUSCLE
WASTING
FLUID OVERLOAD
HYPERTENSION
HYPERKALEMIA
METABOLIC ACIDOSIS
ANEMIA
BONE DISEASE