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urinalysis and body fluids Questions and Correct Answers | Latest Update $12.49   Add to cart

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urinalysis and body fluids Questions and Correct Answers | Latest Update

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what are some reasons for specimen rejection? -:- unlabeled containers non-matching labels and requisitions contaminated specimens - feces, tissue contaminated container delayed or improper transport* within what time span of collection must you test urine? -:- 2 hours - affects specim...

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  • September 10, 2024
  • 24
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Urinalysis and body fluids
  • Urinalysis and body fluids
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2024 /2025 | © copyright | This work may not be copied for profit gain | Excel!



urinalysis and body fluids Questions and
Correct Answers | Latest Update
what are some reasons for specimen rejection?

✓ -:- unlabeled containers
✓ non-matching labels and requisitions
✓ contaminated specimens - feces, tissue
✓ contaminated container
✓ delayed or improper transport*


within what time span of collection must you test urine?

✓ -:- 2 hours - affects specimen integrity


most problems with urine collection specimen integrity is

✓ -:- bacteria presence and growth


what change happens to glucose in unpreserved urine over time?

✓ -:- it decreases due to bacterial consumption


what is the most common method of preservation?

✓ -:- refrigeration at 2 to 8 degrees


what is the renal threshold for glucose?

✓ -:- 160 to 180 mg


what is the most common urine specimen received?

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,2024 /2025 | © copyright | This work may not be copied for profit gain | Excel!

✓ -:- random


what is the ideal screening specimen?

✓ -:- first morning specimen - used for pregnancy test and orthostatic protein
confirmation


how long must you fast for OGTT?

✓ -:- 30 minutes to 6 hours


what is the specimen required for quantitative results and needed for measuring changes

with diurnal variation?

✓ -:- 24-hour or timed


what is the most commonly requested test on a catherized specimen?

✓ -:- bacterial culture


what provides a safer, less traumatic method for obtaining urine for bacterial culture and

routine analysis

✓ -:- midstream clean-catch specimen


what is the chain of custody for drug specimen collection?

✓ -:- documentation from time of collection until time of receipt of lab results


standardized form documents and accompanies every step of drug testing




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, 2024 /2025 | © copyright | This work may not be copied for profit gain | Excel!

specimen must withstand legal scrutiny with proof that no tampering occurred




what temperature must the urine be at time of collection?

✓ -:- 32.5 to 37.7 degrees celsius


what does physical examination of urine include?

✓ -:- color, clarity, and specific gravity


abnormal variations of urine appearance can be caused by?

✓ -:- glomerular bleeding
inborn error of metabolism

UTI




how is the urine color examined?

✓ -:- under good light against a white background


what is the pigment causing the yellow color of urine?

✓ -:- UROCHROME


when does urochrome increase?

✓ -:- room temperature
thyroid disorder

fasting




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