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Phlebotomy Chapter 7

Chapter 7 Vocab Key Terms

TermDefinition
ACD Acid Citrate Dextrose - Additive (anticoagulant) used for immunohematology tests such as DNA & HLA typing, used in paternity evaluation & to determine transplant compatibility
additive Substance added to a blood collection tube; can be an anticoagulant, antiglycolytic agent, separator gel, preservative, or clot activator
anticoagulants Substances that prevent blood from clotting
antiglycolytic agent Additive that prevents the breakdown of glucose by the cells; prevents glycolysis
antiseptics Substances used for skin cleaning that inhibit the growth of bacteria
bevel The point of a needle that is cut on a slant for ease of skin entry
biocide A chemical that kills or inhibits the growth of living organisms
blood collection sets Special winged and nonwinged needle sets with attached tubing; used to collect blood from small or difficult veins
carryover/cross-contamination Transfer of additive from one tube to the next
clear/discard tube Term for a tube drawn to remove air or blood from the tubing and then thrown away
clot activator Coagulation-enhancing substance used to collect serum, such as silica
CPD Citrate-Phosphate-Dextrose - additive used for collecting units of blood, typically transfusion
disinfectants Substances or solutions used to remove or kill microorganisms on surfaces & instruments
EDTA Ethylenediaminetetraacetic Acid - anticoagulant that preserves blood cell shape & structure & inhibits platelet clumping
ETS Evacuated Tube System - abbreviation for the collection system typically used for routine venipuncture; system in which patients blood flows directly into a collection tube through a needle inserted into a vein
evacuated tubes Tubes with premeasured vacuums & color-coded stoppers
gauge Number that is related to the diameter of the lumen of a needle
glycolysis Breakdown or metabolism of glucose by blood cells
heparin Anticoagulant that inhibits the formation of thrombin
hypodermic needle Type of needle designed to be used when collecting blood with a syringe
lumen Internal space of a vessel or tube
multisample needles Needles that allow multiple tubes to be collected with a single venipuncture
order of draw Special sequence in which tubes are filled during a multiple-tube draw intended to minimize cross-contamination
potassium oxalate Anticoagulant commonly used with an antiglycolytic agent
PPTs Plasma-Preparation Tubes - EDTA tubes containing separator gel
PSTs Plasma-Separator Tubes - Heparinized gel tubes for separation of cells & plasma
RST Rapid Serum Tube - Tube containing thrombin & gel barrier
SESIP Sharps with Engineered Sharps Injury Protection - OSHA acronym for a sharp that has a safety feature
sharps containers Special puncture-resistance leakproof disposable containers; used to dispose of used needles, lancets, & other sharp objects
sodium citrate Anticoagulation commonly used to preserve coagulation factors by binding calcium
sodium fluoride Most common antiglycolytic agent; preserves glucose & inhibits the growth of bacteria
SPS Sodium Polyanethol Sulfonate - additive used in blood culture collection; reduces the action of a protein called complement, which destroys bacteria, slows down phagocytosis, & reduces the activity of certain antibiotics
SSTs Serum-Separator Tubes gel tubes used for separation of cells & serum
syringe transfer device Safety device required for syringe blood draws
thixotropic gel Synthetic substance used to separate cells from serum or plasma
trace element-free tubes Royal-blue-top tubes; tubes made of materials that are as free of trace-element contamination as possible
winged infusion set Blood collection set with plastic extensions that resemble a butterfly
Created by: luciajoon
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