Urinalysis - MLS Exam | Questions with 100%
Correct Answers | Verified | Latest Update 2026
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Terms in this set (65)
6) The following results were B
obtained on a urine specimen at 8:00
AM:
pH: 5.5; protein: 2+; glucose: 3+'
ketones: 3+; blood: negative;
bilirubin: positive; nitrite: positive
If this urine specimen was stored
uncapped at 5C without
preservation and retested at 2PM,
which of the following test results
would be changed due to these
storage conditions:
a. glucose
b. ketones
c. protein
d. nitrite
,9) A 24-hour urine from a man who D
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 24-hour urine volume
b. check the creatinine level; if it is
<1g, do the procedure
c. report the hormone determination
in mg/dL in case the specimen was
incomplete
d. check the creatinine level; if it is
>1g, do the procedure
11) eGFR calculated by the MDRD C
formula takes into account the age,
BUN, age, race, albumin and what
else for its calculations?
a. urea
b. ammonia
c. creatinine
d. cystatin C
, 16) An ammonia-like odor is C
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
18) Acid urine that contains C
hemoglobin will darken on standing
due to the formation of:
a. myoglobin
b. sulfhemoglobin
c. methemoglobin
d. red blood cells
25) A urine specimen collected on D
an apparently healthy 25-year-old
man shortly after he finished eating
lunch was cloudy but showed normal
results on a multiple reagent strip
analysis. The most likely cause of the
turbidity is:
a. fat
b. white blood cells
c. urates
d. phosphates
26) In which of the following B
metabolic diseases will urine turn
dark brown to black upon standing?
a. phenylketonuria
b. alkaptonuria
c. maple syrup disease
d. aminoaciduria
Correct Answers | Verified | Latest Update 2026
Save
Terms in this set (65)
6) The following results were B
obtained on a urine specimen at 8:00
AM:
pH: 5.5; protein: 2+; glucose: 3+'
ketones: 3+; blood: negative;
bilirubin: positive; nitrite: positive
If this urine specimen was stored
uncapped at 5C without
preservation and retested at 2PM,
which of the following test results
would be changed due to these
storage conditions:
a. glucose
b. ketones
c. protein
d. nitrite
,9) A 24-hour urine from a man who D
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 24-hour urine volume
b. check the creatinine level; if it is
<1g, do the procedure
c. report the hormone determination
in mg/dL in case the specimen was
incomplete
d. check the creatinine level; if it is
>1g, do the procedure
11) eGFR calculated by the MDRD C
formula takes into account the age,
BUN, age, race, albumin and what
else for its calculations?
a. urea
b. ammonia
c. creatinine
d. cystatin C
, 16) An ammonia-like odor is C
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
18) Acid urine that contains C
hemoglobin will darken on standing
due to the formation of:
a. myoglobin
b. sulfhemoglobin
c. methemoglobin
d. red blood cells
25) A urine specimen collected on D
an apparently healthy 25-year-old
man shortly after he finished eating
lunch was cloudy but showed normal
results on a multiple reagent strip
analysis. The most likely cause of the
turbidity is:
a. fat
b. white blood cells
c. urates
d. phosphates
26) In which of the following B
metabolic diseases will urine turn
dark brown to black upon standing?
a. phenylketonuria
b. alkaptonuria
c. maple syrup disease
d. aminoaciduria
