stduy Flashcards
physician office lab are most often accredited by
COLA
an infection is spread. through droplets the phlebotomist is at risk within
3 feet
If a lab sample is to be shipped to a reference laboratory for diagnostic studies, the required packaging is
triple container
which tube should be drawn first in a blood draw
blood culture tube
When taking collection tubes with blood specimens from an isolation room, the specimens should be
sealed in a leak proof plastic bag
When using micro-collection tubes for a finger stick, the collection tube that should usually be filled first is
lavender capped
all laboratory testing, except for research, is regulated by
CMS
If a vein collapses during a blood draw, the initial action should be to
Apply pressure above the venipuncture site
The laboratory test that is most affected by hemolysis is
K
If a physician has ordered venipuncture for blood C&S, CBC, and BMP for an adult patient, what is the correct order of the draw (first to last)?
C&S, BMP, CBC
Which of the following is most likely to be permitted in the laboratory?
using telephone
Mouth pipetting of a blood sample is
PROHIBITED NOW
If the phlebotomist drops an unused glass collection tube, causing it to break and scatter pieces of glass, the phlebotomist should
guard the area and notify housekeeping
If the laboratory institutes policy and procedural changes, the phlebotomist should expect to
receive proper training
A phlebotomist who wears contact lenses should
Wear protective goggles in the laboratory
An indication that a localized infection has progressed to septicemia is
chills and fever
Laboratory accreditation agencies generally require that laboratories follow the standards of the
CLSI
Which of the following should NOT result in a lawsuit for negligence?
providing info about a test to a childs mother
Which of the following information does NOT have to be provided as part of informed consent?
cost of testing
STAT blood tests are often performed on plasma rather than serum because _
serum requires longer processing time
A patient with an order for blood tests has a clamped PICC line in the left arm, so the phlebotomist should draw blood from the
Right Arm
In most states, the qualifications of phlebotomists are determined by
employers
Which of the following panels of tests may provide the best information about a patient with suspected liver dysfunction?
CMP
The primary function of RBCs is to
Transport O2 and CO2
Lipid profiles may be completed on
serum or plasma
What is the recommended minimum time a specimen should clot to produce a quality sample?
30 mins
The greatest risk when a tube breaks during centrifugation is
Aerosolization of sample
Which of the following tests/panels is NOT part of dementia screening?
Liver function panel
If a hospital laboratory is accredited by CAP, how frequently is the accreditation reviewed?
every 2 years
If plasma is needed for a chemistry test, the blood may be collected in a tube containing
sodium heparin
Which of the following is NOT part of the WBC count and differential?
thrombocytes
The most effective means of reducing the risk of infection during venipuncture is
hand washing
Which of the following is NOT part of the renal system?
adrenal glands
Following venipuncture with excessive bleeding, a saturated bloodstained gauze should be placed in a
hazardous waste container
A blood specimen for a CBC should be collected in a tube that contains
Na2EDTA
Which of the following WBC counts is within the normal range of values?
8,000 cells/mm3
The myocardial infarction panel does NOT include
Creatinine
A blood sample in a gray-capped evacuated collection tube should be inverted a minimum of
8 times
A viral infection may result in increased
lymphocytes
An electrolyte panel includes
HCO3, Cl, K, and Na
Which of the following evacuated collection tubes should NOT be used to collect a specimen for a BMP?
lavender capped
The primary reason that specimens are rejected in the lab is because of
hemolysis
To aliquot a specimen means to
divide the specimen into portions
If asked to transport a urine specimen to the laboratory, the phlebotomist should realize the longest the specimen can be stored at room temperature is
2 hours
If 3 tubes, each containing 2 mL of CSF, are collected, which collection tube should be used for C&S?
Second
When preparing to draw a gentamycin peak and trough, what element should the phlebotomist pay particular attention to?
timing instructions
Which of these does not work to control infection?
contamination
Which antiseptic should not be used on pre-term infants or those under 2 months of age?
Chlorhexidine gluconate.
When should tubes be labeled?
After the draw, but before exiting the patient’s room.
When performing quality control checks, tubes should be discarded under which circumstances?
The stopper has small cracks
When washing your hands, why is it important to stand back from the sink?
sink may be contaminated
If a patient indicates an allergy to latex, what is the proper action?
wearing nitrile gloves
How long should you observe the site prior to bandaging?
5 seconds
If a patient refuses to have their blood drawn, what is the best course of action?
Notify a supervisor and document the patient’s refusal.
Which patients are NOT suitable for capillary sampling?
What must the phlebotomist do when performing a capillary blood collection for glucose testing?
When must the phlebotomist ensure the centrifugation of an anticoagulated specimen?
immediately
When must a phlebotomist replace and dispose of sharps containers?
3/4 aevery month
Which is a common hospital-acquired infection?
Which class of fire extinguisher must a phlebotomist use to put out a fire on the patient’s bed?
How long must the phlebotomist cleanse the site of the intended venipuncture
30 seconds
