PCCN Renal questions with correct answers

A patient with chronic renal failure asks the nurse why he is anemic. The nurse explains that anemia accompanies chronic renal failure secondary to: a. Blood loss via the urine b. Renal insensitivity to vitamin A c. Inadequate production of erythropoietin d. Inadequate retention of serum iron CORRECT ANSWER c. Inadequate production of erythropoietin The kidney is sensitive to oxygen saturations and secretes erythropoietin as needed to signal the bond marrow to make more red blood cells. When the kidney fails, erythropoietin stops being produced and the patient becomes anemic. Functions of the kidney include: a. Formation of urine b. Regulation of body water and electrolytes c. Acid- base balance d. All of the above CORRECT ANSWER d. All of the above The kidney regulates many hormonal and electrolyte functions. The major functions are: formation of urine, regulation of body water and electrolytes , acid-base balance, production of erythropoietin and production of renin. Renal regulation of homeostasis includes: a. Excretion of metabolic waste b. Promotion of perfusion c. Secretion of anti-diuretic hormone (ADH)