Urine collection
A urine sample that can be collected at any given time is called a _____.
Random sample
The pigment responsible for the color of urine is called _____.
Urochrome
The sugar most commonly found in urine is _____.
Glucose
A condition of pus in the urine is called _____.
Pyuria
The study of poisonous substances and their effects is called _____.
Toxicology
A 24-hour urine sample is ordered to determine which of the following?
Creatinine clearance rates
Which vitamin can interfere with nitrite, glucose, and bilirubin tests?
Vitamin C
The presence of casts in urine may be caused by _____.
Strenuous exercise
A condition of blood in the urine is called _____.
Hematuria
How long does cocaine last in the body?
12 hours to 3 days
When instructing a female on how to obtain a clean-catch specimen, how many antiseptic towelettes should be used?
Three
An ammonia or putrid smell in the urine is caused by _____.
Infection
Reagent strip urine testing must be performed within how long after collection?
Reagent strip testing should be performed within two hours after urine collection.
A condition of sugar in the urine is called _____.
Glycosuria
How long does oxycodone last in the body?
1 to 4 days
Which specimen is used in diabetes screening and home testing programs?
2-hour postprandial urine specimen
Which condition leads to brown urine color?
Old blood and methemoglobin
A small amount of this is always present in normal urine.
Urobilinogen
One of the first signs of renal disease is _____.
Proteinuria
A CLIA-waived pregnancy test can detect hCG as early as _____.
1 week after implantation (4–5 days before missed period)
Urine specimens should be refrigerated if they cannot be analyzed within how many hours?
2 hours
A bright yellow urine color can be caused by _____.
B vitamins and multivitamins
The reagent strip is highly sensitive to which protein?
Urinary albumin
A child with a musty urine smell likely has which disorder?
Phenylketonuria (PKU)
One of the first detectable signs of liver disease is _____.
Bilirubinuria