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

question 17

Multiple Choice

Why is 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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Definitions:

Consumer Price Index

A measure that examines the weighted average of prices of a basket of consumer goods and services, such as transportation, food, and medical care, typically used as an indicator of inflation.

Inflation

The economic condition characterized by a general increase in prices and fall in the purchasing value of money over time.

Base Year

A specific year against which economic indices are measured or compared, allowing for the assessment of economic performance or inflation.

CPI

The Consumer Price Index tracks the average variation in prices that urban buyers pay for a selection of consumer products and services over time.