True or false? Serum urea levels are less affected by diet and ...

[joblessjake]

True or false? Serum urea levels are less affected by diet and metabolism than are serum creatinine levels.
 
  A) True
  B) False

Question 2

Given the following lab results, what is the most likely cause of this patient's BUN?
 
  BUN 45 mg/dL
  Creatinine 1.8 mg/dL
  Uric Acid 7 mg/dL
  pH 7.22
  pCO2 74.4 mm Hg
  pO2 32.8 mm Hg
  O2 sat. 51.3
  A) Congestive heart failure
  B) Chronic renal disease
  C) Dialysis
  D) Acute tubular necrosis

[lcapri7]

Answer to Question 1

Ans: B

Answer to Question 2

Ans: A