Needles
Needles are color coordinated according to what
Size (gauge) of needle
How many times must you mix non-additive tubes
zero
What is the CLSI recommended procedure for cleaning a venipuncture site?
Cleanse with a circular motion from inside to periphery
The function of leukocytes is to:
Protect the body against infections
Do we use povidone-iodine pads on capillaries
No
Which tool would you use on a patient with small or fragile veins:
23 g butterfly needle
Whole blood is the:
total volume of plasma and formed elements together unspun and not clotted together
What do you do if a patient refuses a blood draw
notify nurse and fill out a failure to obtain specimen form
A protein that contains iron and is the main component of the erythrocyte
Hemoglobin
why is it called capillary puncture blood
because it is obtained from the capillary bed
A winged infusion is also known as what
butterfly
Additive that prevents glycolysis
sodium flouride
Why do we check each needle before insertion
to check for imperfections that might damage the patients vein
Which color is the tube most commonly used for hematology
Lavender
complication resulting from deep capillary puncture on an infant
osteochondritis
best angle for needle insertion during routine venipuncture
15 to 30 degrees
Anticoagulant that prevents coagulation by inhibiting thrombin formation
Heparin
The maximum time limit for separating serum or plasma from its cells
2 hours or 120 min
Term used to describe sophisticated and highly complex medical care
Tertiary care
Best description of capillary puncture blood
The most common and preferred method for collecting blood samples
Evacuated Tube System
What is the correct order of draw for routine venipuncture
L.Blue, Red, SST, Green, Lav, Gray
According to OSHA, what does proper needle disposal involve?
Disposing of the needle and tube holder as one unit
It is important to mix anticoagulant tubes immediately after filling them to:
Avoid microclot formation
EDTA, tubes with additive, tubes with no additives