Tube additives
Order of draw
Blood collection
Safety
Misc.
100
Light blue top
sodium citrate
100
When there is no blood cultures, this is drawn first
light blue top tube
100
Proximal to the wrist bone
Where the tourniquet is applied
100
This is what is used to clean surfaces in the specimen collection and processing area
1:10 bleach solution
100
This is a function of the urinary system
to maintain electrolyte balance
200
Lavendar top tube
EDTA
200
This tube is drawn first when there are no blood cultures and using a butterfly
a red top tube with no additive
200
Using a large volume tube with a 23 gauge needle can result in this
Hemolysis of the specimen
200
A patient with severe burns would be in this type of isolation
 Reverse 
200
This is the ability of the body to repair and maintain itself to achieve a "steady state".
Homeostasis 
300
Green top tube
Sodium Heparin
300
The following tubes need to be drawn using ETS, what is the correct order. 


Green, Red (SST) Lavender, Light blue

Light blue, red, green, lavender
300
This type of patient is most likely to have an arteriovenous fistula or graft
A dialysis patient
300
Distance, time, and shielding are principles of
Radiation safety
300
This is the function of the left ventricle
deliver oxygenated blood to the aorta
400
Gray top tube
Potassium oxalate
400
The following tubes need to be drawn using ETS, what is the correct order of draw.


Sodium fluoride, sodium citrate, EDTA, PST

Sodium citrate (light blue), PST (green), EDTA (lavender), Sodium Fluoride (grey)
400
The best approach to use on an 8 year old child who needs to have blood drawn is
to explain the draw in simple terms and ask for the child's cooperation.
400
According to the HAI prevalence survey, this is the most common HAI pathogen
Clostridium difficile
400
This is the proper direction of blood flow
From arterioles to capillaries to venules
500
The additive sodium flouride
Gray top tube
500
Drawing blood using a butterfly needle, put the following tubes in order. 


Lithium heparin, sodium citrate, EDTA, clot activator

No additive red top tube, sodium citrate (light blue), clot activator (SST), lithium heparin (green), EDTA (lavender) 
500
This is vein criteria used to decide which needle gauge to use for venipuncture
The size and condition of the vein
500
This is used to destroy transient microorganisms when washing hands
antiseptic soap
500
You are asked to collect a blood specimen from an inpatient. The patient is not wearing an ID band. What is the best thing to do?
Ask the patient's nurse to correctly identify the patient and put an ID band on the patient before you draw the specimen.  
M
e
n
u