Additives
This additive is usually present in a tube with a lavender stopper.
What is EDTA?
The direction the bevel faces when entering a vein
What is up?
This is the solution normally used to clean a site before routine venipuncture
What is 70% isopropyl alcohol?
This is the most common complication from phlebotomy
What is a hematoma?
This many cubic centimeters (cc) is equivalent to 10mL
What is 10cc?
This additive is found in a tube with a green stopper
What is heparin?
The slanted tip of the needle that enters the vein
What is the bevel?
This is the least suitable for drawing arterial blood gases
What is the femoral artery?
This is how long pressure should be applied after an arterial blood draw
What is 5 minutes?
This describes serum that has increased hemoglobin from ruptured RBCs
What is hemolyzed?
This colored tube is used when serum is needed for testing
What is red?
The best and most cost-efficient system for drawing multiple blood tests
What is evacuated tube system?
This occurs when a tourniquet is left on a patient for too long before drawing
What is hemoconcentration?
The maximum number of times you should attempt a venipuncture on a patient
What is two or twice?
Serum is described as this if there are fats and lipids in a nonfasting sample.
What is lipemic?
The PT, aPTT, and fibrinogen assay tests use this color stoppered tube
What is light blue?
These are the most common needle gauges in venipuncture
What is 21 gauge and 22 gauge?
This vein located in the antecubital space is usually the best to draw from
What is the median cubital vein?
For venipuncture, you should do this for arms that are edematous, have an existing IV, or have a hematoma
What is avoid the site?
This is why an arterial puncture is more likely to bleed and bruise than a venipuncture
What is higher pressure in the arteries?
The additive used when collecting an ethanol specimen
What is sodium fluoride?
When a PT test is the first or only test being drawn, you must first draw a discard tube to remove air from the tubing when using this system
What is a butterfly system or winged infusion set?
The order of draw when the following tests are needed: CBC, serum drug level, PT, and blood cultures
What is blood culture, light blue, red, lavender?
This happens to veins when there is too much vacuum pressure from an evacuated tube, or a syringe plunger is pulled to hard or quickly
What is collapse?
This anticoagulant works by inhibiting the conversion of prothrombin to thrombin
What is heparin?