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MEDICAL LAB
TECHNOLOGIST EXAM MCQS
URINE
EXAMINATION
1. Which of the
following is the urine specimen of choice for cytology studies?
A. First morning specimen
B. Random specimen
C. Midstream clean catch collection
D. Timed collection
Answer- B
2. Which of the
following tests requires a timed urine collection?
A. Cytology studies
B. Creatinine clearance test
C. Routine urinalysis
D. Urine bacterial culture
Answer- B
3. Which of the
following is the most common method used to preserve urine specimens?
A. Acid addition
B. Thymol addition
C. Freezing
D. Refrigeration
Answer- D
4. If refrigeration is
used to preserve a urine specimen, which of the following may occur?
A. Cellular or bacterial glycolysis will be enhanced
B. Formed elements will be destroyed
C. Amorphous crystals may precipitate
D. Bacteria will proliferate
Answer- C
5. Which of the
following urine preservatives is acceptable for both urinalysis and urine
culture?
A. Boric acid
B. Chlorhexidine
C. Dowicil 200
D. Formalin
Answer- A
6. How much urine is
usually required for a ‘manually’ performed routine urinalysis?
A. 3 to 5 mL
B. 10 to 15 mL
C. 20 to 30 mL
D. 50 to 100 mL
Answer- B
7. Which of the
following substances is higher in urine than in any other body fluid?
A. Chloride
B. Creatinine
C. Glucose
D. Protein
Answer- B
8. Ultrafiltration of
plasma occurs in glomeruli located in
the renal
A. cortex.
B. medulla.
C. pelvis.
D. ureter.
Answer-A
9. Which component of
the nephron is located exclusively
in the renal medulla?
A. Collecting tubule
B. Distal tubule
C. Loop of Henle
D. Proximal tubule
Answer- C
10. The kidneys excrete
excess alkali (base) in the urine as
A. ammonium ions.
B. ammonium salts.
C. sodium bicarbonate.
D. titratable acids.
Answer- C
11. Urine titratable
acids can form when the ultrafiltrate
contains
A. ammonia.
B. bicarbonate.
C. phosphate.
D. sodium.
Answer- C
12. Which vascular component is involved in the renal
Counter current exchange mechanism?
A. Afferent arteriole
B. Efferent arteriole
C. Glomerulus
D. Vasa recta
Answer- D
13. The final
concentration of the urine is determined
within the
A. collecting ducts.
B. distal convoluted tubules.
C. loops of Henle.
D. proximal convoluted tubules.
Answer- A
14. Another name for
excessive thirst is
A. polydipsia.
B. polyuria.
C. hydrophilia.
D. hydrostasis.
ANSWER- A
15. The excretion of
large volumes of urine (>3
L/day) is
called
A. glucosuria.
B. hyperuria.
C. polydipsia.
D. polyuria.
ANSWER-D
16. The excretion of
less than 400 mL of urine per day is
called
A. anuria.
B. hypo Uria.
C. nocturia.
D. oliguria.
ANSWER-D
17. All of the following
conditions may produce nocturia
except
A. anuria.
B. pregnancy.
C. chronic renal disease.
D. fluid intake at night.
ANSWER-A
18. Which of the
following will not influence the volume of
urine produced?
A. Diarrhoea
B. Exercise
C. Alcohol ingestion
D. Carbohydrate ingestion
ANSWER-D
19. The colour of normal
urine is due to the pigment
A. bilirubin.
B. urobilin.
C. uroerythrin.
D. urochrome
ANSWER-D
20. Which of the
following substances can change the color
of a urine and its foam?
A. Bilirubin
B. Haemoglobin
C. Myoglobin
D. Urobilin
ANSWER- A
21. Which of the
following solutes is measured when using
the reagent strip specific gravity method?
A. Albumin
B. Glucose
C. Sodium
D. Radiographic media
ANSWER- C
22. Urine pH can be
modified by all of the following except
A. diet.
B. increased ingestion of water.
C. ingestion of medications.
D. urinary tract infections.
ANSWER-B
23. Which of the
following substances if present in the urine
results in a negative Clinitest?
A. Fructose
B. Lactose
C. Galactose
D. Sucrose
ANSWER-D
24. Which of the
following ketones is not detected by the
reagent strip or tablet test?
A. Acetone
B. Acetoacetate
C. Acetone and acetoacetate
D. β-Hydroxybutyrate
ANSWER-D
25. The classic
Ehrlich’s reaction is based on the reaction of
urobilinogen with
A. diazotized dichloroaniline.
B. p-aminobenzoic acid.
C. p-dichlorobenzene diazonium salt.
D. p-dimethylaminobenzaldehyde.
ANSWER-D
26. Which of the
available chemical principles is most
specific for the detection of urobilinogen?
A. Ictotest
B. Ehrlich’s reaction
C. Azo coupling reaction
D. Double sequential enzyme reaction
ANSWER-C
27. The microscopic
identification of hemosiderin is
enhanced when the urine sediment is stained with
A. Gram stain.
B. Hansel stain.
C. Prussian blue stain.
D. Sudan III stain.
ANSWER- C
28. Which of the
following urinary tract structures is not
lined with transitional epithelium?
A. Bladder
B. Nephrons
C. Renal pelves
D. Ureters
ANSWER-B
29. Urinary casts are
formed in
A. the distal and collecting tubules.
B. the distal tubules and the loops of Henle.
C. the proximal and distal tubules.
D. the proximal tubules and the loops of Henle.
ANSWER-A
30. Urinary casts are
formed with a core matrix of
A. albumin.
B. Bence Jones protein.
C. transferrin.
D. uromodulin.
ANSWER-D
31. All of the following
can be found incorporated into a
cast matrix except
A. bacteria.
B. crystals.
C. transitional epithelial cells.
D. white blood cells.
ANSWER-C
32. When using brightfield
microscopy, mucus threads can
be difficult to differentiate from
A. cloth fibers.
B. hyaline casts.
C. pigmented casts.
D. waxy casts.
ANSWER-B
MEDICAL LAB
TECHNOLOGIST EXAM MCQS
URINE
EXAMINATION
1. Which of the
following is the urine specimen of choice for cytology studies?
A. First morning specimen
B. Random specimen
C. Midstream clean catch collection
D. Timed collection
Answer- B
2. Which of the
following tests requires a timed urine collection?
A. Cytology studies
B. Creatinine clearance test
C. Routine urinalysis
D. Urine bacterial culture
Answer- B
3. Which of the
following is the most common method used to preserve urine specimens?
A. Acid addition
B. Thymol addition
C. Freezing
D. Refrigeration
Answer- D
4. If refrigeration is
used to preserve a urine specimen, which of the following may occur?
A. Cellular or bacterial glycolysis will be enhanced
B. Formed elements will be destroyed
C. Amorphous crystals may precipitate
D. Bacteria will proliferate
Answer- C
5. Which of the
following urine preservatives is acceptable for both urinalysis and urine
culture?
A. Boric acid
B. Chlorhexidine
C. Dowicil 200
D. Formalin
Answer- A
6. How much urine is
usually required for a ‘manually’ performed routine urinalysis?
A. 3 to 5 mL
B. 10 to 15 mL
C. 20 to 30 mL
D. 50 to 100 mL
Answer- B
7. Which of the
following substances is higher in urine than in any other body fluid?
A. Chloride
B. Creatinine
C. Glucose
D. Protein
Answer- B
8. Ultrafiltration of
plasma occurs in glomeruli located in
the renal
A. cortex.
B. medulla.
C. pelvis.
D. ureter.
Answer-A
9. Which component of
the nephron is located exclusively
in the renal medulla?
A. Collecting tubule
B. Distal tubule
C. Loop of Henle
D. Proximal tubule
Answer- C
10. The kidneys excrete
excess alkali (base) in the urine as
A. ammonium ions.
B. ammonium salts.
C. sodium bicarbonate.
D. titratable acids.
Answer- C
11. Urine titratable
acids can form when the ultrafiltrate
contains
A. ammonia.
B. bicarbonate.
C. phosphate.
D. sodium.
Answer- C
12. Which vascular component is involved in the renal
Counter current exchange mechanism?
A. Afferent arteriole
B. Efferent arteriole
C. Glomerulus
D. Vasa recta
Answer- D
13. The final
concentration of the urine is determined
within the
A. collecting ducts.
B. distal convoluted tubules.
C. loops of Henle.
D. proximal convoluted tubules.
Answer- A
14. Another name for
excessive thirst is
A. polydipsia.
B. polyuria.
C. hydrophilia.
D. hydrostasis.
ANSWER- A
15. The excretion of
large volumes of urine (>3
L/day) is
called
A. glucosuria.
B. hyperuria.
C. polydipsia.
D. polyuria.
ANSWER-D
16. The excretion of
less than 400 mL of urine per day is
called
A. anuria.
B. hypo Uria.
C. nocturia.
D. oliguria.
ANSWER-D
17. All of the following
conditions may produce nocturia
except
A. anuria.
B. pregnancy.
C. chronic renal disease.
D. fluid intake at night.
ANSWER-A
18. Which of the
following will not influence the volume of
urine produced?
A. Diarrhoea
B. Exercise
C. Alcohol ingestion
D. Carbohydrate ingestion
ANSWER-D
19. The colour of normal
urine is due to the pigment
A. bilirubin.
B. urobilin.
C. uroerythrin.
D. urochrome
ANSWER-D
20. Which of the
following substances can change the color
of a urine and its foam?
A. Bilirubin
B. Haemoglobin
C. Myoglobin
D. Urobilin
ANSWER- A
21. Which of the
following solutes is measured when using
the reagent strip specific gravity method?
A. Albumin
B. Glucose
C. Sodium
D. Radiographic media
ANSWER- C
22. Urine pH can be
modified by all of the following except
A. diet.
B. increased ingestion of water.
C. ingestion of medications.
D. urinary tract infections.
ANSWER-B
23. Which of the
following substances if present in the urine
results in a negative Clinitest?
A. Fructose
B. Lactose
C. Galactose
D. Sucrose
ANSWER-D
24. Which of the
following ketones is not detected by the
reagent strip or tablet test?
A. Acetone
B. Acetoacetate
C. Acetone and acetoacetate
D. β-Hydroxybutyrate
ANSWER-D
25. The classic
Ehrlich’s reaction is based on the reaction of
urobilinogen with
A. diazotized dichloroaniline.
B. p-aminobenzoic acid.
C. p-dichlorobenzene diazonium salt.
D. p-dimethylaminobenzaldehyde.
ANSWER-D
26. Which of the
available chemical principles is most
specific for the detection of urobilinogen?
A. Ictotest
B. Ehrlich’s reaction
C. Azo coupling reaction
D. Double sequential enzyme reaction
ANSWER-C
27. The microscopic
identification of hemosiderin is
enhanced when the urine sediment is stained with
A. Gram stain.
B. Hansel stain.
C. Prussian blue stain.
D. Sudan III stain.
ANSWER- C
28. Which of the
following urinary tract structures is not
lined with transitional epithelium?
A. Bladder
B. Nephrons
C. Renal pelves
D. Ureters
ANSWER-B
29. Urinary casts are
formed in
A. the distal and collecting tubules.
B. the distal tubules and the loops of Henle.
C. the proximal and distal tubules.
D. the proximal tubules and the loops of Henle.
ANSWER-A
30. Urinary casts are
formed with a core matrix of
A. albumin.
B. Bence Jones protein.
C. transferrin.
D. uromodulin.
ANSWER-D
31. All of the following
can be found incorporated into a
cast matrix except
A. bacteria.
B. crystals.
C. transitional epithelial cells.
D. white blood cells.
ANSWER-C
32. When using brightfield
microscopy, mucus threads can
be difficult to differentiate from
A. cloth fibers.
B. hyaline casts.
C. pigmented casts.
D. waxy casts.
ANSWER-B
