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A random or clean catch urine cup can hold up to 90 ml of urine.  What is the recommended urine volume needed for a urinalysis?

Collection of a midstream clean-catch specimen will reduce contamination by these cells:

Differentiation among RBCs, yeast, and oil droplets may be accomplished by all of the following EXCEPT:

When performing a microscopic on a random urine of a normal patient, what is the most likely observed sediment that helps a tech to focus the microscope? 

A clean-catch urine is submitted to the laboratory for routine urinalysis and culture.  The routine urinalysis is done first and left at room temperature.  Three hours later, the specimen is sent to the microbiology department for culture.  The specimen should

Ghost RBCs most frequently occur with a urine specimen that exhibits the following:

Specimens that contain intact red blood cells will lyse if exposed to this reagent used to clear amorphous crystals:

Other than PKU screenings at birth, what test can be performed to screen for inborn errors of metabolism/metabolic disorders? 

Which of these urinalysis biochemical tests does NOT have a confirmatory test associated with it: 

The number of fields that should be examined when quantitating urinary sediment constituents is?