Urinalysis Exam 1 - Questions With Answers

1) Using the information provided above, which model is affected by lipemic serum but not elevated ethanol levels? A. Freezing-point B. Vapor-pressure {Ans: freezing-point}1) Specimens that contain intact red blood cells can be visually distinguished from specimens that contain hemoglobin because: A. Hemoglobin produces a brighter red color B. Hemoglobin produces a cloudy pink specimen C. Intact red blood cells produce a cloudy specimen D. Intact red blood cells are rapidly converted to hemoglobin {Ans: intact red blood cells produce a cloudy specimen}93) Documentation of appropriate handling of specimens for drug analysis is provided by the: A. Urinalysis supervisor B. Physician C. Temperature readings D. Chain of custody form {Ans: chain of custody form}184) Clinically significant or non-significant urine turbidity? Bacteria {Ans: significant}173) True or False? Urine specific gravity is equally influenced by the presence of glucose and sodium. {Ans: false}A procedure with a coefficient of variation of 10% is considered: A. Reliable B. Precise C. Confident D. Imprecise {Ans: Imprecise}