Strasinger- Urinalysis Study Questions and Correct Answers
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Course
Strasinger
Institution
Strasinger
1. The average daily output of urine is:
A. 200 mL B. 500 mL C. 1200 ml D. 2500 mL C. 1200 ml
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 fl...
Strasinger- Urinalysis Study Questions
and Correct Answers
1. The average daily output of urine is:
A. 200 mL
B. 500 mL
C. 1200 ml
D. 2500 mL ✅C. 1200 ml
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 ✅B. Urea and creatinine
3. The primary inorganic substance found in urine is:
A. Sodium
B. Phosphate
C. Chloride
D. Calcium ✅C. Chloride
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 ✅A. Diabetes insipidus
5. A patient with oliguria might progress to having:
A. Nocturia
B. Polyuria
C. Polydipsia
D. Anuria ✅D. Anuria
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. A snap-on lid
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 ✅C. Placed on the container prior to collection
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 ✅D. Outside of the
container has fecal material contamination
9. A cloudy specimen received in the laboratory may been preserved using:
A. Boric acid
B. Chloroform
C. Refrigeration
D. Formalin ✅A. Boric acid
10. For general screening the most frequently collected specimen is a:
A. Random one
B. First morning
C. Midstream clean-catch
D. Timed ✅A. Random one
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. Is more concentrated
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 ✅B. The routine urinalysis is performed first
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 ✅D. Both A and B
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 ✅A. Bacterial growth
15. Prolonged exposure of a preserved urine specimen to light will cause:
A. Decreased glucose
B. Increased cells and casts
C. Decreased bilirubin
D. Increased bacteria ✅C. Decreased bilirubin
16. Which of the following would be least affected in a specimen that has remained
unpreserved at room temperature for more than 2 hours?
A. Urobilinogen
B. Ketones
C. Protein
D. Nitrite ✅C. Protein
17. Bacterial growth in an unpreserved specimen will:
A. Decrease clarity
B. Increase bilirubin
C. Decrease pH
D. Increase glucose ✅A. Decrease clarity
18. The most sterile specimen collected is a:
A. Catheterized
B. Midstream clean-catch
C. Three-glass
D. Suprapubic aspiration ✅D. Suprapubic aspiration
, 19. Which of the following would not be given to a patient prior to the collection of a
midstream clean-catch specimen?
A. Sterile container
B. lodine cleanser
C. Antiseptic towelette
D. Instructions ✅B. lodine cleanser
20. Urine specimen collection for drug testing requires the collector to do all of the
following except:
A. Inspect the specimen color
B. Perform reagent strip testing
C. Read the specimen temperature
D. Fill out a chain-of-custody form ✅B. Perform reagent strip testing
1. The type of nephron responsible for renal concentration is the:
A. Cortical
B. Juxtaglomerular ✅B. Juxtaglomerular
2. The function of the peritubular capillaries is:
A. Reabsorption
B. Filtration gomenlus
C. Secretion
D. Both A and C ✅D. Both A and C
3. Blood flows through the nephron in the following order:
4. Filtration of protein is prevented in the glomerulus by:
A. Hydrostatic pressure
B. Oncotic pressure
C. Renin
D. The glomerular filtration barrier ✅D. The glomerular filtration barrier
5. The renin-angiotensin-aldosterone system is responsible for all of the following
except:
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