Which of the following clinical laboratory tests measures the amount of nitrogenous waste in the blood?
A) blood urea nitrogen
B) creatinine clearance
C) urinalysis
D) culture and sensitivity
A) blood urea nitrogen
Blood urea nitrogen measures the amount of nitrogenous waste in the blood.
Creatinine clearance tests kidney function. Urinalysis is the physical and chemical examination
of urine. Culture and sensitivity tests for bacterial growth and, if present, the antibiotics to which
it is sensitive.
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