URINALYSIS EXAM QUESTIONS
AND ANSWERS 100% PASS
After receiving a 24-hour urine for quantitative total protein analysis, the tech
must first:
A. subcultured the urine for bacteria
B. add the appropriate preservative
C. screen for albumin
D. measure the total volume - CORRECT ANSWER-D. measure the total volume
False results in urobilinogen testing may occur if the urine specimen is:
A. exposed to light
B. adjusted to a neutral pH
C. cooled to room temp
,D. collected in a non sterile container - CORRECT ANSWER-A. exposed to light
A clean-catch urine is submitted to the lab for routine UA and culture. The routine
UA is done first, and 3 hours later, the specimen is sent to the micro dept for
culture. The specimen should:
A. be centrifuged, and the supernatant cultured
B. be rejected due to the time delay
C. not be cultured if no bacteria are seen
D. be processed for culture only if the nitrate is pos - CORRECT ANSWER-B. be
rejected due to the time delay
Which of the following urine results is most apt to the changed by prolonged
exposure to light?
A. pH
B. protein
C. ketones
D. bilirubin - CORRECT ANSWER-D. bilirubin
Urine samples should be examined within 1 hour of voiding because:
© 2026 Copyright. All Rights Reserved. This document is
protected by copyright law
,A. RBC's, leukocytes and casts agglutinate on standing for several hours at room
temp
B. urobilinogen increases and bilirubin decreases after prolonged exposure to light
C. bacterial contamination will cause alkalization of the urine
D. ketones will increase due to bacterial and cellular metabolism - CORRECT
ANSWER-C. bacterial contamination will cause alkalization of the urine
A urine specimen comes to the lab 7 hours after it is obtained. It is acceptable for
culture only if the specimen has been stored:
A. at room temp
B. at 4-7ºC
C. frozen
D. with a preservative additive - CORRECT ANSWER-B. at 4-7ºC
Which of the following would be affected by allowing a urine specimen to remain
at room temp for 3 hours before analysis?
A. occult blood
B. specific gravity
, C. pH
D. protein - CORRECT ANSWER-C. pH
Failure to observe RBC casts in a urine specimen can be caused by:
A. staining the specimen
B. centrifuging an unmixed specimen
C. mixing the sediment after decantation
D. examining the sediment first under low pressure - CORRECT ANSWER-B.
centrifuging an unmixed specimen
The creatinine clearance is reported in:
A. mg/dL
B. mg/24 hours
C. mL/min
D. mL/24 hours - CORRECT ANSWER-C. mL/min
Microalbumin can be measured by a random urine collection. An increased
microalbumin is predictive of:
© 2026 Copyright. All Rights Reserved. This document is
protected by copyright law
AND ANSWERS 100% PASS
After receiving a 24-hour urine for quantitative total protein analysis, the tech
must first:
A. subcultured the urine for bacteria
B. add the appropriate preservative
C. screen for albumin
D. measure the total volume - CORRECT ANSWER-D. measure the total volume
False results in urobilinogen testing may occur if the urine specimen is:
A. exposed to light
B. adjusted to a neutral pH
C. cooled to room temp
,D. collected in a non sterile container - CORRECT ANSWER-A. exposed to light
A clean-catch urine is submitted to the lab for routine UA and culture. The routine
UA is done first, and 3 hours later, the specimen is sent to the micro dept for
culture. The specimen should:
A. be centrifuged, and the supernatant cultured
B. be rejected due to the time delay
C. not be cultured if no bacteria are seen
D. be processed for culture only if the nitrate is pos - CORRECT ANSWER-B. be
rejected due to the time delay
Which of the following urine results is most apt to the changed by prolonged
exposure to light?
A. pH
B. protein
C. ketones
D. bilirubin - CORRECT ANSWER-D. bilirubin
Urine samples should be examined within 1 hour of voiding because:
© 2026 Copyright. All Rights Reserved. This document is
protected by copyright law
,A. RBC's, leukocytes and casts agglutinate on standing for several hours at room
temp
B. urobilinogen increases and bilirubin decreases after prolonged exposure to light
C. bacterial contamination will cause alkalization of the urine
D. ketones will increase due to bacterial and cellular metabolism - CORRECT
ANSWER-C. bacterial contamination will cause alkalization of the urine
A urine specimen comes to the lab 7 hours after it is obtained. It is acceptable for
culture only if the specimen has been stored:
A. at room temp
B. at 4-7ºC
C. frozen
D. with a preservative additive - CORRECT ANSWER-B. at 4-7ºC
Which of the following would be affected by allowing a urine specimen to remain
at room temp for 3 hours before analysis?
A. occult blood
B. specific gravity
, C. pH
D. protein - CORRECT ANSWER-C. pH
Failure to observe RBC casts in a urine specimen can be caused by:
A. staining the specimen
B. centrifuging an unmixed specimen
C. mixing the sediment after decantation
D. examining the sediment first under low pressure - CORRECT ANSWER-B.
centrifuging an unmixed specimen
The creatinine clearance is reported in:
A. mg/dL
B. mg/24 hours
C. mL/min
D. mL/24 hours - CORRECT ANSWER-C. mL/min
Microalbumin can be measured by a random urine collection. An increased
microalbumin is predictive of:
© 2026 Copyright. All Rights Reserved. This document is
protected by copyright law
