Question

1. To monitor a patient with impaired renal function, the mostuseful serial serum determination is:

a. creatine

b. creatinine

c. BUN

d. Uric acid

e. Total nonprotein nitrogen

2. What is the purpose of the 8-hydroxyquinoline in thecresolpthalein determination for calcium?

A) Color reagent

B) Reduce Mginterference

C) Produce analkaline pH

D) Produce an acidpH

3. Aldosterone acts on the distal tubule to:

a. Increase potassium reabsorption andsodium excretion

b. Decrease sodium reabsorption andincrease potassium excretion

c. Increase sodium reabsorption anddecrease potassium excretion

d. Increase sodium reabsorption andpotassium excretion

Please explain answers