Week 2 Test- Flashcards
What urine test would be taken first thing in the morning?
Pregnancy
Casts in a urine specimen develop in what part of the urinary tract?
Kidney
What should be done if a urine specimen isn’t going to be analyzed within an hour?
Refrigerate the specimen
A cloudy urine specimen may be the result of:
Crystal
The condition ___ could lead to a blue- green colored urine.
Pseudomas infection
Urine suspected of having high levels _____ should be stored in a dark place before testing.
Bilirubin
The urine PH is alkaline if the pt has _____
Bacteruia
How many antiseptic towelettes should be used for a clean- catch midstream?
3
A 24 hour urine sample is ordered to determine:
Creatine Clearance Rates
The value specific gravity 1.035 is considered to be:
Abnormally high
If urine has a fruity odor you would expect the ___ to be elevated
Ketons
A female with a UTI would most likely have a positive ___ & ____ on a reagent strip.
nitrates, leukocyte
____ is one of the first detectable signs of renal disease.
Proteinuria
____ is one of the first detectable signs of liver disease.
Bilirubinuria
A small amount of ____ is always present in normal urine.
Urobilinogen
What is the normal range of PH in a urine specimen?
5.5- 8.0
In the microscopic observation of urine sediment, yeast resembles:
RBC
How soon can you detect hCG? hCG is to test for ?
1 week after implantation or 4 to 5 days before a missed period/ pregnancy.
____ are tubular structures found in the urine and composed mainly of mucoprotein produced in the kidney.
Casts
A child whose urine has a mousy smell most likely would be diagnosed with __
PKU
A ___ sample can be collected at any given time.
Random
A turbid urine sample means that the specimen is ___
cloudy
When ___ is found in the urine it may indicate kidney damage.
Protein
The ___ and the nephron filters the blood to create a filtrate.
Glomerulus
Which urine specimens are used in diabetes screening and for home diabetes testing programs?
2 hr. Postprandial urine specimen
Name 3 things that may relate to abnormal urine color?
Diet, medication, disease
Polyuria is common in which of the following clinical situations?
DM
An ammonia or putrid smell in urine can be caused by an ___
Infection
____ is commonly found in cystitis and in individuals passing kidney stone
Hematuria
The sugar most commonly found in urine is:
Glucose
The pigment that is responsible for the color of urine is:
Urochrome
The study of poisonous substances and their effects on the body is:
Toxicology
____ are the end product of fat metabolism in the body.
Ketones
The presence of casts in urine maybe caused by strenuous activity.
True
The Clinitest is performed to detect sugars in the urine.
True
Ovulation testing measures the level of hCG in the blood stream.
False
Ketones may not be present in a urine sample that is at room temperature.
True
Alcohol lasts in the body for ___ to ___ hours.
2 to 12
___ means damaging to the kidneys.
Nephrotoxic
Oxycodone last in your body for ___ to ___ days
1, 4
_________ can lead to bright yellow urine.
Riboflavin, B vitamins, multivitamins
Cocaine can last in your body for ___ hrs to ___ days
12, 3
Which vitamin in a large amount can interfere with results of nitrite, glucose, and bilirubin urine results?
Vitamin C
How long should urine be centrifuged?
3-5 minutes
____ could lead to brown colored urine.
Old blood & methemoglobin
When urine is fresh and warm, trichomonads organisms may be motile and appear to be darting about rapidly when the specimen is examined under a microscope:
True
___ deposits are detected in urine after it has cooled.
Crystal
Reagent strips of urine testing must be performed on a fresh specimen within 1 hour of collection.
False
____ is the presence of intact red blood cells in urine.
Hematuria
_____ the most accurate method of testing urine in pts with diabetes.
Second- voided specimen
How many liters of urine does the average person produce daily?
2 liters
