#1
Which of the following is not a component typically analyzed in urinalysis?
Fibrinogen
ExplanationFibrinogen is not typically analyzed in urinalysis.
#2
Which type of urine sample is most commonly used for routine urinalysis?
Midstream clean-catch urine
ExplanationMidstream clean-catch urine is most commonly used.
#3
What is the typical range for specific gravity in a healthy individual's urine?
1.010 - 1.025
ExplanationSpecific gravity in healthy urine typically ranges from 1.010 to 1.025.
#4
Which of the following is not typically assessed during a microscopic examination of urine sediment?
Hormones
ExplanationHormones are not typically assessed in urine sediment examination.
#5
Which of the following is not a common method of urine preservation for transport to the laboratory?
Exposure to sunlight
ExplanationExposure to sunlight is not a common method for urine preservation.
#6
What is the primary purpose of performing a specific gravity test during urinalysis?
To measure the concentration of solutes in urine
ExplanationSpecific gravity test measures urine solute concentration.
#7
Which of the following substances is not typically detected in a routine urinalysis?
Amylase
ExplanationAmylase is not typically detected in routine urinalysis.
#8
What is the primary function of the reagent strip in urinalysis?
To detect the presence of specific substances
ExplanationReagent strip detects specific substances in urine.
#9
Which of the following conditions is associated with the presence of bilirubin in urine?
Jaundice
ExplanationBilirubin in urine is associated with jaundice.
#10
Which of the following is not a common method for urine collection in infants?
Voiding into a cup
ExplanationVoiding into a cup is not a common method for infant urine collection.
#11
What does the presence of proteinuria in urine often indicate?
Renal dysfunction
ExplanationPresence of proteinuria often indicates renal dysfunction.
#12
What is the primary purpose of examining urine sediment under high power magnification?
To assess cellular morphology
ExplanationHigh power magnification assesses cellular morphology in urine sediment.
#13
Which of the following is not a potential cause of abnormal urine color?
Hypoxia
ExplanationHypoxia is not a potential cause of abnormal urine color.
#14
What is the primary function of the renal tubules in urine formation?
Reabsorption of substances
ExplanationRenal tubules primarily reabsorb substances in urine formation.
#15
Which of the following is not typically detected in a routine urinalysis?
Urea
ExplanationUrea is not typically detected in routine urinalysis.
#16
In urinalysis, what does the presence of leukocytes in urine usually indicate?
Urinary tract infection
ExplanationPresence of leukocytes indicates a urinary tract infection.
#17
Which of the following conditions might cause the presence of ketones in urine?
Ketoacidosis
ExplanationKetones in urine can be caused by ketoacidosis.
#18
What is the significance of pH measurement in urinalysis?
To evaluate acid-base balance
ExplanationpH measurement evaluates acid-base balance in urine.
#19
Which renal condition is often associated with the presence of casts in urine sediment?
Glomerulonephritis
ExplanationPresence of casts in urine sediment is often associated with glomerulonephritis.
#20
Which of the following substances is commonly tested using a reagent strip in urinalysis?
Urobilinogen
ExplanationUrobilinogen is commonly tested using a reagent strip.
#21
What is the primary advantage of performing microscopic examination of urine sediment?
To identify cellular and noncellular elements
ExplanationMicroscopic examination identifies cellular and noncellular elements in urine sediment.
#22
What is the significance of performing a nitrite test in urinalysis?
To detect the presence of bacteria
ExplanationNitrite test detects bacteria presence in urine.
#23
Which of the following conditions might lead to the presence of hyaline casts in urine sediment?
Acute tubular necrosis
ExplanationPresence of hyaline casts in urine sediment might indicate acute tubular necrosis.
#24
What is the primary function of the glomerulus in urine formation?
Filtration of blood
ExplanationGlomerulus filters blood in urine formation.