Test Five Flashcards
What is the recommended procedure for collecting a 24-hour urine sample?
Void the first morning specimen, start the timing, and collect all other specimens including next morning’s specimen.
What fluid is obtained by lumbar puncture?
cerebrospinal
What fluid is aspirated from the peritoneal cavity?
ascitic
What additional information is typically required when labeling a non-blood specimen?
Type of specimen and source
Which test involves intravenous administration of histamine or pentagastrin?
Gastric analysis
Which test is used to diagnose cystic fibrosis?
Sweat chloride
Which of the following tests requires a 24-hour urine specimens?
Creatinine clearance
A refrigerated stool sample would be unsuitable for a(n) _____ test.
ova and parasites
A urine C&S is typically ordered to detect
presence of a UTI.
An NP culture swab is collected to detect the presence of organisms that cause
whooping cough
A first morning specimen is preferred for hCG testing because it is
typically more concentrated
Drugs of abuse can be detected in
hair saliva and urine
Which type of specimen must be protected from light?
Amniotic Fluid
Sputum Samples are typically collected to diagnose
tuberculosis
Which type of urine collection involves the aspiration of urine directly through the wall of the bladder using a sterile needle and syringe?
suprapubic
Which fecal test may require a 72-hour stool collection?
Urobilinogen
Tests on which type of specimen can detect chronic alcohol or drugs use?
hair
Which type of specimen is required for a urine C&S?
Midstream clean catch
The most common reason a throat swab is collected is to detect an infection with which type of microorganism?
Streptococcus
Breath samples can be used to detect
All of the options are correct
The second choice for the site of arterial puncture is the
brachial artery
The first artery for ABG collection is the
radial artery
When performing the Allen test, which artery is released first?
Ulnar
What happens to an ABG specimen left at room temperature for a prolonged period?
All of the option are correct
After performing arterial puncture, the phlebotomist should check the pulse
distal to the puncture site
Which of the following is the MOST common arterial puncture complication occurring even when proper technique is used?
Arteriospasm
The most common needle size for routine radial ABG specimen collection is
18 gauge
To maintain the integrity of an ABG specimen collected in a plastic syringe, it should be
protected from light.
Which of the following abbreviations represent a test that is typically part of ABG
PaO2
Heparin is used in ABG specimen collection to
prevent clotting of the specimen
Which of the following patients would be considered to be in a “steady state” for ABG
A patient who has been asleep for 30 minutes while breathing room air
Which of the following is proper needle insertion angle for radial artery puncture?
45 degrees
Which of the following is the BEST way to tell That a specimen is arterial? As the specimen is collected, the blood
pulses into the syringe
A proper cleaning solution for preparing an arterial puncture site is
isopropyl alcohol
The site for radial artery puncture is located in the wrist
All of the options are correct
The chance of hematoma formation as a result of arterial puncture is greater if
all of the options are correct
The most important factor to consider when selecting an arterial puncture site is the
existence of collateral circulation
What should the phlebotomist do if the pulse is faint or absent following ABG
notify the patient’s doctor or nurse
ABG specimen rejection criteria include
all of the option are correct
Which of the following is a disadvantage of collecting ABGs from the radial artery?
It can be hard to locate on patients with decreased blood volume.
