Why Is a Clean-Catch Midstream Urine Used for a Urine

question 46

Multiple Choice

Why is a clean-catch midstream urine used for a urine culture as opposed to a clean-catch urine?

• A)The first portion of the urine flow washes contaminants from the urethra and the next portion of urine is more representative of the bladder.
• B)The name was changed, but the procedure remains the same and the entire amount of urine from the bladder is cultured.
• C)No urine is free from contamination, so just wipe the external genitalia and void into the cup.
• D)Catheterized specimens are also called clean-catch midstream urine specimen.

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