Questions and CORRECT Answers
C. 1200 ml - CORRECT ANSWER - 1. The average daily output of urine is:
A. 200 mL
B. 500 mL
C. 1200 ml
D. 2500 mL
B. Urea and creatinine - CORRECT ANSWER - 2. An unidentified fluid is received in the
laboratory with a request to determine whether the fluid is urine or another body fluid. Using
routine laboratory tests, what tests would determine that the fluid is most probably urine?
A. Glucose and ketones
B. Urea and creatinine
C. Uric acid and amino acids
D. Protein and amino acids
C. Chloride - CORRECT ANSWER - 3. The primary inorganic substance found in urine
is:
A. Sodium
B. Phosphate
C. Chloride
D. Calcium
A. Diabetes insipidus - CORRECT ANSWER - 4. A patient presenting with polyuria,
nocturia, polydipsia, and a low urine specific gravity is exhibiting symptoms of:
,A. Diabetes insipidus
B. Diabetes mellitus
C. Urinary tract infection
D. Uremia
D. Anuria - CORRECT ANSWER - 5. A patient with oliguria might progress to having:
A. Nocturia
B. Polyuria
C. Polydipsia
D. Anuria
C. A snap-on lid - CORRECT ANSWER - 6. All of the following are characteristics of
recommended urine containers except:
A. A flat bottom
B. A capacity of 50 mL
C. A snap-on lid
D. Are disposable
C. Placed on the container prior to collection - CORRECT ANSWER - 7. Labels for urine
containers are:
A. Attached to the container
B. Attached to the lid
C. Placed on the container prior to collection
D. Not detachable
,D. Outside of the container has fecal material contamination - CORRECT ANSWER - 8.
A urine specimen may all of the following reasons except the fact that the:
A. Requisition states the specimen is catheterized
B. Specimen contains toilet paper
C. Label and requisition do not match
D. Outside of the container has fecal material contamination
A. Boric acid - CORRECT ANSWER - 9. A cloudy specimen received in the laboratory
may been preserved using:
A. Boric acid
B. Chloroform
C. Refrigeration
D. Formalin
A. Random one - CORRECT ANSWER - 10. For general screening the most frequently
collected specimen is a:
A. Random one
B. First morning
C. Midstream clean-catch
D. Timed
B. Is more concentrated - CORRECT ANSWER - 11. The primary advantage of a first
morning specimen over a random specimen is that it:
A. Is less contaminated
B. Is more concentrated
, C. Is less concentrated
D. Has a higher volume
B. The routine urinalysis is performed first - CORRECT ANSWER - 12. If a routine
urinalysis and a culture are requested on a catheterized specimen, then:
A. Two separate containers must be collected
B. The routine urinalysis is performed first
C. The patient must be recatheterized
D. The culture is performed first
D. Both A and B - CORRECT ANSWER - 13. If a patient fails to discard the first
specimen when collecting a timed specimen the:
A. Specimen must be recollected
B. Results will be falsely elevated
C. Results will be falsely decreased
D. Both A and B
A. Bacterial growth - CORRECT ANSWER - 14. The primary cause of unsatisfactory
results in an un- preserved routine specimen not tested for 8 hours is:
A. Bacterial growth
B. Glycolysis
C. Decreased pH
D. Chemical oxidation
C. Decreased bilirubin - CORRECT ANSWER - 15. Prolonged exposure of a preserved
urine specimen to light will cause: