Peripheral & CVAD blood Draw - Exam 1 Flashcards
When it comes to needles the smaller the number the ….
Bigger the gauge /needle
True or false of the vacu holder
Least amount of risk for personal injury
True - less likely to stick self
Which needle is highest risk for self injury
Butterfly
This needle is good to use for smaller/fragile needles
Butterfly
What is our first choice of vein when doing an IV
Median cubital
Why is the median cubital our first choice?
Not a lot of tendons or arteries, lowest risk for hitting anything else
Which vein is our second choice
Cephalic vein
The cephalic vein is more likely to hit what
A nerve
Which nerve is our 3rd choice?
Basilic vein
When veins are closer to the heart what will they be?
Bigger
The farther veins are away from the heart they will be?
Smaller
What degree should the needle be in when inserting?
15-20 degrees
Why would we avoid an extremity when getting an IV
If they are getting fluids, medication, ect
How long do we stop the infusion before we start an IV
2-3 minutes
Infusions with heparin should be stopped how long before we go for an IV
10 mins
Veins are toward the
Heart
Heparin is a
Blood thinner
Steps for a CVAD blood draw
1- aspirate to verify blood return
2- flush with 9ml
3- waste 3-5ml and discard
4- collect sample
5- flush with 19ml
How much fluid would we flush for a CVAD blood draw?
9ml
What must we always do first when starting a CVAD blood draw?
Aspirate to verify blood return
How much fluid do we waste before collecting a blood sample from a CVAD blood draw?
3-5ml
How much fluid do we flush with after we have collected the sample on a CVAD blood draw?
19ml
What type of method would you use during a CVAD blood draw?
Push pause
How long do we scrub the hub
15 seconds
What must we always do between each syringe?
Clean the site
Why would we use the distal lumen for blood draws?
What gauge would we use?
To prevent hemolysis
And
16
What must we never do with a patients arm that has a PICC line
Blood pressure
To prevent hemolysis what needle would we use
21, 22, or 23
But 21 is most common
When transferring blood into test tubes what needle would we use?
Blunt fill need - 18g
When putting blood into test tubes what do we do with the tube?
Tilt the tube so that the blood washes down the side of the tube
—- slowly when collecting from veins or catheters
Aspirate
Blood culture come in
Pairs
When blood cultures and lab work is ordered what is the priority?
Blood cultures
How much blood do we collect for blood cultures ?
5-10mLs
