Phlebotomy Quiz 2 Flashcards
Leukemia
disease caused by lack of white blood cells
What is the liquid portion of a blood specimen without anticoagulant called?
What color is it?
Serum
It is a straw like color
What test goes into a purple topped tube?
CBC (complete blood count)
What color do coagulation procedures such as PT or APTT (prothrombin test) go into?
Light blue topped tubes
Make sure they are inverted 3-4 times as soon as the blood is collected; if under filled, coagulation results will be erroneously prolonged
What does STAT refer to?
Immediate
What is the most reliable method of labeling?
Barcode method
What is another word for fainting?
Syncope
In a venipuncture draw, what angle should the needle be inserted at?
30 degrees
When a patient has difficult veins, what improves the chances of success to perform the venipuncture?
- warming
- let the arm dangle for 2-3 minutes to let blood flow
- palpate above the site to check where the vein is and adjust the needle accordingly
- rotate the arm to a different position
Excessive milking or massaging of a site can lead to what?
Hemoconcentration, aka, hemolysis which is defined as the rupture or lysis of the blood cells
What does abnormally high glucose levels lead to?
Diabetes
Why is it important to send out blood gas samples right away?
It is important to send out blood gas samples on ice and in air tight containers to prevent loss of the gases.
What should happen if there needs to be a blood draw but the patient is hooked to an IV?
Ask the nurse to shut off the IV and wait at least 2 minutes prior to the venipuncture
Polycythemia
Condition in which there’s an excessive production of blood cells
Edema
abnormal accumulation of fluid in the intercellular space
Why do we check creatinine levels?
To check kidneys for inflammation: nephritis
Unopette
A collection & dilution unit for blood samples
Blood smears should have what feature?
A feathered edge which is done at a 30 degree angle between slides
Aneurysm is a condition of what?
It is a weakened area of the blood vessel wall
What is NOT an explanation for a cloudy/turbid serum?
a. bacterial infection
b. elevated triglycerides
c. elevated cholesterol
d. elevated glucose levels
Elevated levels of triglycerides and glucose levels DO NOT cause cloudy serums
Bacterial infections & elevated cholesterol will cause cloudy serums
