A Trivia Quiz On Urinalysis Problem!
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- 1.Normal urine primarily consist of:
- A.
Water, protein, and sodium
- B.
Water, urea, and protein
- C.
Water, urea, and sodium chloride
- D.
Water, urea, and bilirubin
- 2.
- A.
Decreased volume and decreased specific gravity
- B.
Decreased volume and increased specific gravity
- C.
Increased volume and decreased specific gravity
- D.
Increased volume and increased specific gravity
- 3.Cessation of urine flow is defined as:
- A.
Azotemia
- B.
Dysuria
- C.
Diuresis
- D.
Anuria
- 4.Upon standing at room temperature a urine pH typically:
- A.
Decreases
- B.
Increases
- C.
Remains the same
- D.
Changes depending on bacterial concentration
- 5.Antidiretic hormone regulates the reabsorption of:
- A.
Water
- B.
Glucose
- C.
Potassium
- D.
Calcium
- 6.Calibration of refractometers is done by measuring the specific gravity of:
- A.
Distilled water and protein
- B.
Distilled water and glucose
- C.
Distilled water and sodium chloride
- D.
Distilled water and urea
- 7.A 17-year-old girl decided to go on a starvation diet. After 1 week of starving herself, what substance would most likely be found in her urine?
- A.
Protein
- B.
Ketones
- C.
Glucose
- D.
Blood
- 8.Which of the following crystals may be found in acidic urine?
- A.
Calcium carbonate
- B.
Calcium oxalate
- C.
Calcium phosphate
- D.
Triple phosphate
- 9.Which of the following reagents is used to react with ketones in the urine?
- A.
Sodium nitroprusside
- B.
Acetoacetic acid
- C.
Acetone
- D.
Beta-hydroxybutyric acid
- 10.
- A.
Maltose
- B.
Galactose
- C.
Glucose
- D.
Lactose
- 11.Which of the following casts is most indicative of severe renal disease?
- A.
Hemoglobin
- B.
Granular
- C.
Cellular
- D.
Waxy
- 12.Which of the following is the primary reagent in the copper reduction tablet?
- A.
Sodium carbonate
- B.
Copper sulfate
- C.
Glucose oxidase
- D.
Polymerized diazonium salt
- 13.Which of the following is an abnormal crystal described as a hexagonal plate?
- A.
Cystine
- B.
Tyrosine
- C.
Leucine
- D.
Cholesterol
- 14.Which of the following cells is the largest?
- A.
Glitter
- B.
WBC
- C.
Transitional epithelial
- D.
Renal epithelial
- 15.What cell is MOST commonly associated with vaginal contamination?
- A.
White
- B.
Transitional
- C.
Squamous
- D.
Glitter
- 16.Urinary calculi most often consist of:
- A.
Calcium
- B.
Uric acid
- C.
Leucine
- D.
Cystine
- 17.Small round objects found in a urine sediment that dissolve after addition of dilute acetic acid and do not polarize most likely are:
- A.
Air bubbles
- B.
Calcium oxalate
- C.
Red blood cells
- D.
Yeast cells
- 18.Tiny colorless, dumbbell-shaped crystals were found in an alkaline urine sediment. They most likely are:
- A.
Calcium oxalate
- B.
Calcium carbonate
- C.
Calcium phosphate
- D.
Amorphous phosphate
- 19.A 24-year-old obese diabetic woman had the following blood and urine test results from specimens obtained at the same time: pH=7.5, Protein=30mg/dL, Glucose=negative, Ketones=15mg/dL, Bilirubin=negative, Blood=negative, Nitrite=negative, Urobilinogen=1EU/dL, SG=1.008Microscopic: Epithelial cells=3-5, bacteria=many, Yeast=many, Amorphous=moderate, Blood sugar=195mg/dLWhich of the following is the most likely explanation for the negative urine glucose finding?
- A.
There is a false-negative glucose due to oxidizing contaminants.
- B.
There is a false-negative glucose due to the alkaline pH.
- C.
The specimen is probably old and the bacteria and yeast have consumed the glucose.
- D.
Glucose would not be present in the urine specimen since the blood sugar was normal.
- 20.
- A.
Be centrifuged and the supernatant cultured
- B.
Be rejected due to possible contamination from routine urinalysis
- C.
Not be cultured if no bacteria are seen
- D.
Be immediately processed for culture regardless of urinalysis results
- 21.A 24-hour urine from a man who had no evidence of kidney impairment was sent to the laboratory for hormone determination. The volume was 600 mL, but there was some question as to the completeness of the 24-hour collection. The next step would be to:
- A.
Perform the hormone determination, since 600 mL is a normal urine 24-hour volume
- B.
Check the creatinine level; if it is less than 1g do the procedure
- C.
Report the hormone determination in milligrams per deciliter in case the specimen was incomplete
- D.
Check the creatinine level; if it is greater than 1g do the procedure
- 22.Urine samples should be examined with 1 hour of voiding because:
- A.
Red blood cells, leukocytes, and casts agglutinate after standing for several hours at room temperature
- B.
Urobilinogen increases and bilirubin decreases after prolonged exposure to light
- C.
Bacterial contamination will cause alkalinization of the urine
- D.
Ketones will increase due to bacterial and cellular metabolism
- 23.The principle of the reagent strip test for urine protein depends on:
- A.
An enzyme reaction
- B.
Protein error of indicators
- C.
Copper reduction
- D.
The toluidine reaction
- 24.After receiving a 24-hour urine sample for quantitative total protein anaylsis, the technician must first:
- A.
Subculture the urine for bacteria
- B.
Add the appropriate preservative
- C.
Screen for albumin using a dipstick
- D.
Measure the total volume
- 25.Which of following is the best guide to consistent centrifugation?
- A.
Potentiometer setting
- B.
Armature settings
- C.
Tachnometer readings
- D.
Rheostat readings
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