CHAPTER 8 QUESTIONS & DETAILED
CORRECT ANSWERS
what is the primary job of a phlebotomist? - correct answer ✔✔collect blood specimen for
analysis
capillary puncture - correct answer ✔✔in fingertip in adults and children 1 yr and older
some point of care blood tests place blood on - correct answer ✔✔test strip
most blood specimens collected by ....................... - correct answer ✔✔venipuncture
most blood collected in - correct answer ✔✔tubes
newborns get capillary test to be put onto - correct answer ✔✔filter paper
blood culture - correct answer ✔✔1- Test for the presence of bacteria, fungal pathogens or
microorganisms in the blood
blood collected in bottles that allow bacteria to multiply - correct answer ✔✔blood culture
peripheral blood smear - correct answer ✔✔a way of preparing blood for viewing under a
microscope
PBT smear blood onto a microscope slide
,where to majority of errors with blood samples happen? - correct answer ✔✔before blood
sample arrives at lab
a phlebotomist has the following responsibilities? - correct answer ✔✔1- collect specimens
properly
2- handle, process and transport specimen properly
what happens when PBT doesn't collect and handle specimen properly? - correct answer ✔✔1-
the test results are inaccurate and patient may not receive proper treatment
2- dr will make decisions on inaccurate info
Preanalytical errors - correct answer ✔✔errors that occur prior to testing specimen
what is the most common and dangerous error made by PBT? - correct answer
✔✔misidentification of a patient or specimen
each patient needs two unique identifiers? - correct answer ✔✔state and spell name and DOB
what must PBT do to identify each patient? - correct answer ✔✔1- state and spell name
2- date of birth
3- check info against wristband
4- check info against requisition form
5- check info against specimen labels
PBT is responsible for confirming that patient has followed instructions for blood draw such
as..... - correct answer ✔✔1- fasting
2- basal state
3- taken or not taken medication
, Fasting - correct answer ✔✔no food 8-12 hours b4 a blood test
Basal state - correct answer ✔✔When the patient has fasted and not excersiced in 12 hours
to avoid preanalyatical errors a PBT should do these things? - correct answer ✔✔1- use correct
needles or equipment for the specific test
2- use correct tubes
3- follow correct order of draw
4- follow manufacturer instructions for mixing blood specimens with tube additives(the number
of inversions)
4- fill tubes to capacity
5- use careful technique when drawing blood
6- handle and process and transport specimen properly
Order of draw - correct answer ✔✔A special sequence in tube collection that is intended to
minimize additive carryover or cross-contamination problems.
lab directory - correct answer ✔✔a reference that tells a PBT how to handle specific lab
specimens
double sided needle - correct answer ✔✔allows PBT to insert, fill and remove multiple
collection tubes.
one side enters patient's vein and the other screws into a rigid plastic holder and punctures the
stoppers of collections tubes
Evacuated tube system - correct answer ✔✔the double sided needle, holder and vacuum tube
together