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chemical in a blood tube that prevent the clotting of the blood by removing the calcium from the blood or by stopping the formation of thrombin
layer of white blood cells and platelets that forms at the interface between the plasma and red blood cells in a tube of blood containing an anticoagulant
device that spins tubes using centrifugal force to separate the fluid portion of blood from the formed elements
accumulation of blood around the venipuncture site during or after venipuncture caused by the leakage of blood from where the needle punctured the vein
excessive amount of fat (lipids) in the blood, resulting in a blood sample that has a milky appearance
thixotrophic separator gel
gel material capable of forming an interface between the cells and fluid portion of the blood as a result of centrifugation
rupturing of the red blood cells during the process of blood collection. The serum on plasma becomes contaminates and has a reddish color
increased levels of blood glucose. Does not mean diabetic but mabe an indication of prediabetics
MA responsibility with phlebotomy
collect blood as efficiently as possible, show concern for patients and provide high quality care
what must be done to ensure quality control
each specimen has own label, label complete, no needle attached, appropriate tube, full tube, free of hemolysis
label must have completed
Patient name, birthdate, the date and time of venipuncture, ID number and MA initials
other then foot, what site selection did we not practice on and what number is it in the order of selection
what do we call the system that combines with either the syringe or the evacuated tube?
butterfly collection system
what do you do right before applying tourniquet when following the proper method to palpate
what starts with introducing yourself and identifying patient and ends with removing the tourniquet
what is proper method to palpate a vein
list some factors that can affect laboratory values
alcohol not dry, diurnal rhythm, exercise, fasting or non-fasting, hemolysis, hemoconcentratio, insufficient volume of specimen
what is the functions of blood
to carry oxygen to the body tissues, remove waste product and to carry nutrients to all parts of body
method for capillary blood draws
select site, gather equipment, cleanse site, perform capillary puncture, wipe away the first drop of blood, collect the following drops of blood for specimen
after capillary puncture, before wiping away the first drop of blood, what must be done
discard lancet in sharps container
what should the medical assistant do if you have attempted venipuncture twice and are unsuccessful
notify the physician of your attempts
what is the correct order of draw for evacuated tubes
yellow, light blue, red/tiger, green, lavender and gray
which type of blood cells are responsible for transporting oxygen and carbon dioxide
red blood cells
what are some advantages of using latex tourniquet vs. velcro strips
latex can be cleaned easily and are less expensive to replace
when would the syringe be the most often used technique in venipuncture
when a small volume of blood is needed and only thin fragile surface veins are accessible
what information must be on the specimen tube label
patient name, patient birthdate, patient ID number, date and time drawn, and MA signature (initials)
what is the appropriate degree to inflate the BP cuff to when using a tourniquet?
slightly below diastolic pressure
when using a BP cuff as a tourniquet what extra step is required
blood pressure must be taken first to find the patient's diastalic pressure
proper technique for applying a tourniquet has it placed where
3 to 4 inches above intended puncture site
titers, RPR, blood bank-type and cross match are collected in what color and additive
red, none or glass particles
serum determinations, panels (lipids, thyroid etc) are collected in what combination color tube and what is additive abbreviation
Tiger (red/gray) and with SST
prothrombin time (PT)-coumadin therapy, partial thromboplastin time (PTT)-heparin therapy are collected in what color tube and with what additive
light blue with sodium citrate
CBC, WBC and differentials are collected in what tubes with what additive abbreviation added
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