Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
29 Cards in this Set
- Front
- Back
- 3rd side (hint)
|
sites for capillary puncture
|
ring finger, great finger and lateral sides of the heel on infants
|
great finger aka middle finger
|
|
|
purpose of a capillary puncture
|
tests for things like glucose, PKU's on infants
|
|
|
|
when is a capillary test not appropriate?
|
when the patient has calloused, bruised or injured fingers
|
|
|
|
how far should the lancet penetrate the finger?
|
about 2mm into site
|
|
|
|
which direction should the lancet enter the skin?
|
across. for a better blood flow and specimen.
|
|
|
|
steps of capillary puncture
|
1. disinfect site with alcohol
2. wait for it to dry 3. squeeze the fleshy part of the finger to avoid hitting the nail or bone |
|
|
|
2nd half steps
|
4. press down firmly across finger
5. dispose of lancet and wipe away the.first drop if blood w a cotton ball. 6. use a capillary tube to take the rest if the blood 7. give the patient a cotton ball to apply pressure |
|
|
|
what is the surgical puncture of a vein?
|
venipuncture. aka phlebotomy
|
|
|
|
what is the most common site for a blood draw?
|
antecubital at the inner bend of the elbow
|
|
|
|
for a difficult blood draw what do you do?
|
use the back of the palm
|
|
|
|
what do tourniquets promote?
|
palpation and visual of the vein
|
|
|
|
what allergies should you ask about before the procedure?
|
latex and bandage adhesive
|
|
|
|
where does.the.tourniquet go?
|
3 inches above intended site
|
|
|
|
leave a tourniquet on no longer than?
|
1 minute
|
|
|
|
when should you as a patient to clench.their fist?
|
if the vein does not stand out
|
|
|
|
gauge needle generally used
|
21-23 gauge. 21 is larger
|
|
|
|
what angle should tip be.inserted at?
|
15°
|
|
|
|
sterile needle and syringe is used when?
|
when a patient has small veins usually a 10-20 ml syringe is used
|
|
|
|
if a patient faints
|
remove tourniquet first and use spirits of ammonia
|
|
|
|
hemolysis
|
breakdown of blood cells if blood is being forced into the tube
|
|
|
|
hematoma
|
a bruise
|
|
|
|
red stopper tubes
|
range from 3-5 mL
used for whole blood collection and allowed to clot after clotting, blood is spun and serum poured off |
|
|
|
red/black stopper
|
SST separates red cells from serum
|
|
|
|
lavender stopper
|
EDTA from 5-10 mL used in whole blood collection
|
|
|
|
gray stopper
|
oxylate 5 mL used in blood glucose test
|
|
|
|
blue stopper
|
5 mL used for testing prothrombin times and must be completely full due to large amounts of CITRATE
|
|
|
|
green stopper
|
contains heparin. 5 mL used to determine several chemical constituents
|
|
|
|
order of draw
|
yellow
red or red/black blue green lavender gray |
|
|
|
documentation
|
date collected and sent to lab and received result
test results only if in house tests requested name. dob. records number. |
|
