1st UNIT Flashcards
1
Q
Which of the following urine results is most apt to be changed by prolonged exposure to light A. pH B. Protein C. Ketones D. Bilirubin
A
Bilirubin
2
Q
A urine specimen comes to the laboratory 7 hours after it is obtained. It is acceptable for culture only if specimen has been stored: A. at room Temp B. Frozen C. At 4-7 degC D. With preservative additive
A
At 4-7 degC
3
Q
While performing a urinalysis, a technologist notices that the urine specimen has a fruity odor. This patient's urine most likely contains: A. acetone B. Bilirubin C. Coliform bacilli D. Porphyrin
A
Acetone
4
Q
The pH of a urine specimen measures the: A. free sodium ions B. Total acid secretion C. Free hydrogen ions D. Volatile Acid
A
Free Hydrogen ions
5
Q
A test area of a urine reagent strip is impregnated with only sodium nitroprusside. This section will react with: A. Acetoacetic (diacetic) acid B. Beta-hydroxybutyric acid C. Leukocyte Esterase D. Ferric Chloride
A
Acetoacetic (diacetic) acid
6
Q
Myoglobinuria is MOST likely to be noted in urine specimens from patients with which of the following disorders: A. hemolytic anemias B. myocardial infarctions C. lower urinary tract infection D. paroxysmal nocturnal hemoglobinuria
A
Myocardial Infarction
7
Q
The method of choice for performing a specific gravity measurement of urine following administration of x-ray contrast dyes is: A. Reagent Strip B. Refractometer C. Urinometer D. Densitometer
A
Reagent Strip
8
Q
Urine reagent Strips should be stored in a(n): A. Refrigerator 4-7 degC B. Cool Dry Area C. Incubator (37degC) D. Open jar exposed to air
A
Cool Dry Area
9
Q
An ammonia like Odor is characteristically associated with urine from patients who: A. are diabetic B. have an infection with Proteus Spp. C. have hepatitis D. have a yeast infections
A
Have an infection with Proteus Spp.
10
Q
Routine Screening of urine samples for glycosuria is performed primarily to detect: A. Glucose B. Galactose C. Bilirubin D. Ketones
A
Glucose
