URINALYSIS AND BODY FLUIDS

Measure total volume - answer-after receiving a 24 hour urine for quantitative total protein analysis the technician must first Exposed to light - answer-false results in urobilinogen testing ma occur if the urine specimen is 4 bilirubin - answer-which of the following urine results is most apt to be changed by prolonged exposure to light? Bacterial contamination will cause alkalinization of the urine - answer-urine samples should be examined within 1 hour of voiding because At 4-7c - answer-a urine specimen comes to the laboratory 7 hours after it is obtained. It is acceptable for culture only if the specimen has been stored at Ph - answer-what is affected by allowing a urine specimen to remain at room temp for 3 hours befor analysis Centrifuging an unmixed specimen - answer-failure to observe rbc casts in a urine specimen can be caused by Ml/min - answer-the creatinine clearance is reported in Nephropathy - answer-microalbumin can be measured by a random urine collection. An increased microalbumin is predictive of Pale urine with a high specific gravity - answer-a patient with uncontrolled diabetes mellitus will most likely have Porphyrins - answer-urine that develops a port wine color after standing may contain Porphyrins - answer-urine from a 5o year old man was noted to turn dark red on standing this change is caused by Following thorough mixing of the specimen - answer-the clarity of a urine sample should be determined Many wh