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Phleb Ch. 6
Quiz
Question | Answer |
---|---|
If the pt has a (-) Allen test, what should you do? | Preform the test on the other arm |
The artery that runs on the thumb side is? | The Radial artery |
What will happen if the blood is drawn too quickly? | The vein will collapse |
How would you insert the needle? | Bevel facing up (toward the elbow, facing the blood flow) |
The #1 mistake in venipuncture? | Pt identity |
The artery that runs down the side of the little finger? | The Ulnar artery |
What are the V.I.P's of specimen labeling? | Pt full name, ID number, date & time of collection, PBTs initials |
A conscious pt does not have an ID bracelet on, the name and room number agree with the requisition. What should you do? | Do not draw, until the proper ID has been applied |
An unconscious, unidentified pt is admitted to an emergency trauma center. What is the system of choice to ensure pt ID? | Use a three part ID system that uses a temporary ID bracelet and labels for samples and blood transfusions |
When drawing multiple samples in evacuated tubes, it is important to fill which of the following colored stoppered tubes first? | Light-blue |
You are to draw light-blue stoppered tube for coag, lavender, red and a set of blood cultures. What is your order of draw? | Blood cultures (sterile), light-blue, red, lavender |
As a general rule, you should not stick the pt more than ______ in an attempt to obtain blood. | Twice |
When you cannot preform a venipuncture successfully after two attempts, you should? | Ask another BPT to help |
Why is the first tube discarded when drawing from an indwelling arterial line? | To remove the heparin/saline contamination |
Which two arteries are occluded when preforming the Allen test? | The Radial and Ulnar |
Pressure must be applied to the site of an arterial puncture and maintained for at least | Five minutes |
In preforming an arterial puncture, the artery should be punctured using a? | 45-degree angle of insertion with the bevel facing the elbow |
An arterial puncture site is more likely to bleed than a venipuncture site because of? | Higher BP in the arteries |
The best vein to draw from is? | Median Anti-cubital |
CBC(Lavender), Serum(Red), PT(Light-Blue) and a blood culture. What is your order of draw? | Blood Cultures(Sterile), PT(Light-Blue), Serum(Red) and CBC(Lavender) |
Should you use the arm with the IV for venipuncture? | No, you should try to avoid the arm with an IV line (other arm, fingerstick or foot) |
If you are unable to find a site without an IV, what should you do? | Ask a nurse to shut the IV off for 2 minutes before you draw, the BPT should NEVER turn an IV off or on--it is not within your scope of practice |
Should the tourniquet be applied above or below the IV site? | Below to avoid disruption to the IV |
Should you draw from the same vein that has an IV in place? | No |
What is the discard amount, when drawing blood to clear backed up IV fluids? | 5mL |
What should you note on the tube that was collected from the same arm as an IV? | Notate that the collection was obtained from the same arm as the IV site and notate what was running in the IV |
Which test checks the pt for collateral arterial circulation? | The Allen test |
What is the order of draw? Stop Light Red Stop, Green Light Go? | Sterile, Light-Blue, Red/SST, Green, Lavender, Gray |
When using a butterfly system, why do you use a discard tube? | To remove any air from the butterfly tube is removed; in order to maintain the 1:9 (anticoagulant) ratio |
What is the purpose of a radial artery blood gas procedure? | Top obtain an arterial blood sample (for blood gas level) |
When performing an Arterial puncture, what is the coagulant of choice? | Heparin |
Number 22, is pertinent to the Allen Test | Answer is A |
Appropriate venipuncture sites include? | Antecubital area, back of the hand, wrist(in line w/ the thumb) Ankle or foot (physician only) |
When the membrane of the RBCs is breaking and rupturing; the serum sample is then tinted red. | Hemolyzed |
When the pt serum is tinted yellow to orange because the plasma contains large amounts of bilirubin this coloration has been termed as? | Icteric |
When a serum sample has turned a whitish/milky color. May be due to the pt not having fasted, this tyoe of serum/plasma is known as? | Lipemic |