final review ch 9-19 Flashcards
(56 cards)
what should a phlebotomist not do to prevent moving of needle in patients arm
anchor hand on patients arm while pulling tube straight out of holder
what should you not do when collecting for a micro collection
squeeze and scrape to collect drop
features of dermal puncture devices do not include
uniform depth
for a dermal puncture, what order do you collect an H&H, BUN and creatinine
H&H, BUN, and creatinine
lavender and gold
for a BAC, what cleaning agent can you use when a patient is allergic to iodine
chlorhexidine gluconate
best area to draw for geriatric patients
antecubital fossa
what happens to geriatric patients veins
become more elastic
why do you discard first sample drawn from heparin or saline lock
potential dilution of sample
what fecal specimen is used to find presence of parasites and eggs
random fecal
what is a timed urine test
creatinine
“snapshot” of inner workings of body
urine specimen
how long does a red top tube take to clot
30-45 mins
max amount of time before specimen needs to be delivered to lab
45 mins
what can you not use to test for pregnancy
sputum (spit/ saliva)
what samples are collected for ACT testing
(activated clotting time)
sodium citrate, dermal puncture, whole blood
purpose of palpating vein
find placement, width/ depth, and position
purpose of flanges
to stabilize the pushing and pulling of tubes
when should safety device be activated
immediately after removing needle
when do you label blood collection tubes
immediately after removing needle
what does the width have t do with dermal punctures
wider cut = more capillaries cut- more blood
expected normal range for bleeding time test
2-10 mins
what happens if you squeeze/ milk capillary puncture site
contamination
what do you use when patient is allergic to iodine
chlorhexidine gluconate
barriers to blood flowing when attempting to draw blood
going too deep, not deep enough in vein, readjusting or missing vein
