1.
Mr. Drummond is a 72-year-old male who is 2 days
postoperative for a bowel obstruction. His urine output over the
last 4 hours is less than 100 ml per hour. The MD has ordered
Normal Saline IV at 200 ml per hour.
Question 1
The nephron being the functional unit of the kidney, list the
three main functions the nephron is responsible for.
Question 2
The MD orders the following diagnostic and laboratory tests:
kidney, ureter, and bladder roentgenography (KUB),
intravenous pyelography, creatinine and blood urea nitrogen
(BUN). Explain how each one can help in the diagnosis of
kidney disease.
Question 3
Mr. Drummond has an elevated BUN and creatinine. The MD
orders a creatinine clearance. Explain how this is done and what
information it will give you to help diagnose Mr. Drummond’s
renal problem.