Answer to Question 1
A
To discourage the formation of renal stones, the patient should be encouraged to have a daily in-take of 2 to 3 L of fluid unless contraindicated. The other actions are not related to preventing this adverse effect.
Answer to Question 2
D
The diagnosis of CRF is usually made based on a decrease in creatinine clearance, an elevation of BUN level, and a decrease in red blood cells. The other findings can be documented.