EXAM QUESTIONS AND ACCURATE
SOLUTIONS COMPLETE AND RATED A.
1.
Which of the following would be affected by allowing a urine specimen to
remain at room temperature for three hours before analysis?
A) Occult blood
B) Specific gravity
C) pH
D) Protein
pH
2.
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
Bilirubin
3.
The normal pH for a healthy adult's urine is:
A) 4.5
B) 5.0
C) 6.0
D) 8.0
6.0
4.
Which of the following is the average volume of urine excreted by an adult in
24 hours?
A) 750 mL
B) 1000 mL
,C) 1500 mL
D) 2000 mL
1500 mL
5.
A urine's specific gravity is directly proportional to its:
A) Turbidity
B) Dissolved solids
C) Salt content
D) Sugar content
Dissolved solids
6.
Failure to mix a specimen prior to inserting the reagent strip will primarily affect
the:
A) Glucose reading
B) Blood reading
C) Nitrate reading
D) pH reading
Blood reading
7.
The amber color of urine is primarily due to:
A) Urochrome pigment
B) Methemoglobin
C) Bilirubin
D) Homogentisic acid
Urochrome pigment
8.
Urine reagent strips should be stored in a(an):
A) Refrigerator (4°C-7°C)
B) Incubator (37°C)
C) Cool dry air
D) Open jar exposed to air
Cool dry air
9.
A urine specimen comes to the laboratory 7 hours after it is obtained. It is
,acceptable for culture only if the specimen has been stored:
A) At room temperature
B) At 4°C-7°C
C) Frozen
D) With a preservative additive
At 4°C-7°C
10.
All casts typically contain:
A) Albumin
B) Globulin
C) Immunoglobulins G and M
D) Tamm-Horsfall glycoprotein
Tamm-Horsfall glycoprotein
11.
An ammonia-like odor is characteristically associated with urine from patients
who:
A) Are diabetic
B) Have hepatitis
C) Have an infection with Proteus sp
D) Have a yeast infection
Have an infection with Proteus sp
12.
When using the glass slide and coverslip method, which of the following might
be missed if the coverslip is overflowed?
A) Casts
B) aRBC's
C) WBC's
D) Bacteria
Casts
13.
Which of the following are reported as number per LPF?
A) RBC's
B) WBC's
C) Crystals
D) Casts
, Casts
14.
The largest cells in the urine sediment are:
A) Squamous epithelial cells
B) Urothelial epithelial cells
C) Cuboidal epithelial cells
D) Columnar epithelial cells
Squamous epithelial cells
15.
Increased transitional cells are indicative of:
A) Catheterization
B) Malignancy
C) Pyelonephritis
D) Both Catheterization and Malignancy
Both Catheterization and Malignancy
16.
A primary characteristic used to identify renal tubular epithelial cells is:
A) Elongated structure
B) Centrally located nucleus
C) Spherical appearance
D) Eccentrically located nucleus
Eccentrically located nucleus
17.
A person submitted a urine specimen following a strenuous exercise routine can
normally have all of the following in the sediment except:
A) Hyaline casts
B) Granular casts
C) RBC casts
D) WBC casts
WBC casts
18.
WBC casts are primarily associated with:
A) Pyelonephritis
B) Cystitis