Chapter 52 UA
54 test answers
Unlock all answers in this set
Unlock answers 54question
collected over 24 hours to provide quantitative chemical analysis such as hormone levels and creatinine clearance rates
answer
24 hour Specimen
Unlock the answer
question
collected to determine glucose levels, first void of the morning is discarded and the second void of the day is collected
answer
Second Voided Specimen
Unlock the answer
question
a physician, physicians assistant or nurse must insert a sterile catheter into the bladder to collect specimen
answer
Catheterized Specimen
Unlock the answer
question
used to detect the presence of ketones
answer
Acetest
Unlock the answer
question
average urine output per day
answer
750 to 2000 mL
Unlock the answer
question
what hormone in urine is related to pregnancy
answer
hCG
Unlock the answer
question
what hormone in urine is related to ovulation
answer
LH
Unlock the answer
question
what hormone in urine is related to menopause
answer
FSH
Unlock the answer
question
which is most accurate method for drug screening blood or urine
answer
Blood
Unlock the answer
question
urine of a child with PKU is said to smell...
answer
Mousy
Unlock the answer
question
what about urine can be changed or caused by disease, presence of bacteria or diet
answer
Odor
Unlock the answer
question
a person with this might have a fruity smell to urine because of the presence of ketones
answer
Diabetes
Unlock the answer
question
an ammonia or putrid smell can be caused by...
answer
Infection
Unlock the answer
question
range of urine colors
answer
Pale straw to yellow to amber
Unlock the answer
question
a diluted urine specimen should be what color
answer
Pale
Unlock the answer
question
a more concentrated urine specimen would be what color
answer
Darker Yellow
Unlock the answer
question
variations of this in urine may be caused by diet, medication and disease
answer
Color
Unlock the answer
question
sealed glass float with a calibrated paper scale in its stem; spun in urine sample; value read at meniscus
answer
Urinometer
Unlock the answer
question
measures refraction of light through solids in a liquid
answer
Refractometer
Unlock the answer
question
pad on strip contains a chemical that detects specific gravity in the range of 1.005 to 1.030; CLIA waived test
answer
Reagent Strip
Unlock the answer
question
normal range for specific gravity in chemical UA
answer
1.005 to 1.030
Unlock the answer
question
normal range for pH in chemical UA
answer
5.5 to 8
Unlock the answer
question
if this is in urine its a sign of renal disease in the chemical UA
answer
Protein
Unlock the answer
question
protein accumulates and precipitates in the kidney tubules; takes on size and shape of kidney tubules
answer
Casts
Unlock the answer
question
in urine this is the end product of fat metabolism
answer
Ketones
Unlock the answer
question
in urine this indicates infection or trauma
answer
Blood
Unlock the answer
question
minute quantities normally present in urine not detected
answer
Glucose
Unlock the answer
question
degree of acidity or alkalinity of the urine; freshly voided urine has a pH range of 5.5 to 8
answer
pH
Unlock the answer
question
breakdown of hemoglobin in urine
answer
Bilirubin
Unlock the answer
question
normally present in urine in small amounts; increased amounts with RBC destruction and in liver disease
answer
Urobilinogen
Unlock the answer
question
due to bacterial breakdown of nitrate; a common component of urine; positive test result indicates UTI
answer
Nitrite
Unlock the answer
question
normal range for urobilinogen in urine
answer
0.1 to 1
Unlock the answer
question
Urinometer, Refractometer and Reagent Strip are instruments used to measure?
answer
Specific Gravity
Unlock the answer
question
what's the timeframe for processing urine and where should it be stored?
answer
1 hour and in fridge
Unlock the answer
question
liver disease or infectious mononucleosis may be detected by what chemical component
answer
Bilirubin
Unlock the answer
question
because direct light causes decomposition of this, urine samples must be protected from light until testing is complete
answer
Bilirubin
Unlock the answer
question
in room temperature this evaporates so urine should be tested immediately or tightly covered and refrigerated
answer
Ketones
Unlock the answer
question
test performed to check for glucose in urine; most accurate reagent strip testing method with urine for diabetes
answer
Clinitest
Unlock the answer
question
urine volume should be 12mL, specimen centrifuged for 5 minutes at force of 400 g, standardized slide used to view sediment, consistent reporting format used
answer
Quality Control
Unlock the answer
question
in the urine this may indicate vaginal contamination or infection; common in urine of diabetes patients
answer
Yeast
Unlock the answer
question
resembles RBCs in urine; to differentiate drop of sediment is placed on reagent RBCs react this doesn't
answer
Yeast
Unlock the answer
question
formed when protein accumulates and precipitates in kidney tubules and is washed into urine
answer
Casts
Unlock the answer
question
certain types are associated with renal pathologic conditions, others are physiologic and caused by strenous exercise
answer
Casts
Unlock the answer
question
common in urine particularly if the specimen has been allowed to cool; can be caused by medications like antibiotics
answer
Crystals
Unlock the answer
question
may be indicative of cells, bacteria, yeast, vaginal contaminents or crystals
answer
Turbidity
Unlock the answer
question
a pH value below 7 indiactes this
answer
Acidity
Unlock the answer
question
a pH value above 7 indicates this
answer
Alkalinity
Unlock the answer
question
filtered at the glomerulus but under normal conditions most of it is reabsorbed in the tubules
answer
Glucose
Unlock the answer
question
presence of intact RBCs in urine; can be caused by irritation of ureters, bladder or urethra, common in cystitis & kidney stones
answer
Hematuria
Unlock the answer
question
presence of hemolyzed RBCs; result of intravascular RBC destruction
answer
Hemoglobinuria
Unlock the answer
