Podcast
Questions and Answers
Potassium Iodide changes color from yellow to brown when reacting with the urine specimen.
Potassium Iodide changes color from yellow to brown when reacting with the urine specimen.
False
Tetramethylbenzidine changes color from yellow to green when reacting with the urine specimen.
Tetramethylbenzidine changes color from yellow to green when reacting with the urine specimen.
True
It is recommended to leave the reagent strip in the urine for an extended period to ensure accurate testing.
It is recommended to leave the reagent strip in the urine for an extended period to ensure accurate testing.
False
Interchanging reagent strips and color charts from different manufacturers is acceptable in quality control procedures.
Interchanging reagent strips and color charts from different manufacturers is acceptable in quality control procedures.
Signup and view all the answers
Refrigerated specimens should be used immediately without waiting for them to return to room temperature when using reagent strips.
Refrigerated specimens should be used immediately without waiting for them to return to room temperature when using reagent strips.
Signup and view all the answers
The reagent strip technique involves dipping the strip into a poorly mixed urine sample at room temperature.
The reagent strip technique involves dipping the strip into a poorly mixed urine sample at room temperature.
Signup and view all the answers
Each reagent pad on the strip contains the same reagents for one reaction.
Each reagent pad on the strip contains the same reagents for one reaction.
Signup and view all the answers
The colors generated on the reagent strip are compared against a universal color chart.
The colors generated on the reagent strip are compared against a universal color chart.
Signup and view all the answers
The principle behind urine glucose testing using reagent strips involves a single enzymatic reaction.
The principle behind urine glucose testing using reagent strips involves a single enzymatic reaction.
Signup and view all the answers
H2O2 produced in the first process of urine glucose testing will inhibit the indicator from changing color.
H2O2 produced in the first process of urine glucose testing will inhibit the indicator from changing color.
Signup and view all the answers
Absence of an absorbent pad can be compensated by using tissue during the reagent strip technique.
Absence of an absorbent pad can be compensated by using tissue during the reagent strip technique.
Signup and view all the answers
Reagent strips have completely replaced manual methods involving various chemicals in urine analysis.
Reagent strips have completely replaced manual methods involving various chemicals in urine analysis.
Signup and view all the answers
It is recommended to refrigerate urine samples for chemical examination to preserve their quality.
It is recommended to refrigerate urine samples for chemical examination to preserve their quality.
Signup and view all the answers
Touching the chemical pads of reagent strips with fingers does not affect the accuracy of the test results.
Touching the chemical pads of reagent strips with fingers does not affect the accuracy of the test results.
Signup and view all the answers
Running positive and negative controls is necessary only when questionable results are obtained in urine analysis.
Running positive and negative controls is necessary only when questionable results are obtained in urine analysis.
Signup and view all the answers
Manual methods using tablets or liquid chemicals are preferred over reagent strips for highly pigmented urine samples.
Manual methods using tablets or liquid chemicals are preferred over reagent strips for highly pigmented urine samples.
Signup and view all the answers
