Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
40 Cards in this Set
- Front
- Back
additive
|
substance that is added to a blood collection tube
|
|
antecubital space
|
space inside the arm at the bend of the elbow that is the best site for routine venipuncture
|
|
anticoagulant
|
substance that inhibits blood clotting
|
|
buffy coat
|
middle layer of a whole blood specimen that contains leukocytes and platelets
|
|
capillary puncture
|
process of performing a skin puncture to obtain blood
|
|
erythrocyte
|
also known as a red blood cell; red blood cells are primarily responsible for transporting oxygen |
|
evacuated tube
|
plastic tube that contains a vacuum, which draws blood into the tube through a dual needle system
|
|
hematoma
|
also known as a bruise |
|
hemoconcentration
|
accumulation of blood caused by leaving the tourniquet on too long, causing an increase in red blood cells and a decrease in plasma volume
|
|
hemolysis
|
destruction of red blood cells; causes a red tinge in serum
|
|
lancet
|
capillary puncture device
|
|
leukocytes
|
also known as white blood cells; wbc are responsible for fighting infection and creating antibodies |
|
phlebotomy
|
process of collecting blood for analysis
|
|
plasma
|
liquid portion of blood that contains clotting factors
|
|
serum
|
liquid portion of blood without clotting factors
|
|
thrombocytes
|
platelets responsible for clot formation
|
|
tourniquet
|
device used to aid vein protrusion
|
|
venipuncture
|
process of puncturing a vein with a needle to obtain blood
|
|
whole blood
|
blood composed of formed elements and plasma
|
|
Order of Draw
|
order in which tubes are drawn in order to prevent cross-contamination; yellow, light blue, red, tiger top, light green/dark green, lavender, gray
|
|
SPS
|
Sodium polyanethol sulfonate; additive in yellow topped tube
|
|
Na Citrate
|
Sodium citrate; additive in light blue topped tube
|
|
No additive
|
no additives are foind in red topped or tiger topped tubes
|
|
Na Heparin
|
Sodium Heparin; additive found in green topped tubes
|
|
EDTA
|
Ethylenediamenetetraacetate; additive found in lavender topped tubes |
|
K oxalate + NA fluoride
|
Potassium oxalate + Sodium fluoride; additive found in gray topped tubes
|
|
Blood Cultures
|
tests that yellow topped tubes are used for
|
|
PT/INR, PTT
|
tests that light blue topped tubes are used for |
|
Blood Bank/ Type and Screen
|
tests that red tops are used for
|
|
Serum specimens, chemistries, lytes, cardiac panels |
tests that tiger topped tubes are used for
|
|
Stat chemistries, ammonia levels, troponin
|
tests that green topped tubes are used for
|
|
CBC, H&H, ESR
|
tests that lavender topped tubes are used for
|
|
FBG, GTT
|
tests that gray topped tubes are used for
|
|
Lumen
|
opening of the needle
|
|
Bevel
|
angled portion of the needle
|
|
Gauge
|
size of the needle
|
|
20G
|
preferred size of needle for venipuncture
|
|
Median Cubital Vein
|
preferred vein for venipuncture; the vein located in the middle of the antecubital space
|
|
Cephalic Vein
|
Second choice for venipuncture; the vein located towards the outside of the antecubital space
|
|
Basilic Vein
|
Last choice for venipuncture, mostly avoided due to increased likeliness of hitting a nerve when performing a venipuncture; the vein located towards the inside of the antecubital space
|