Blood
Blood vessels that carry blood away from the heart
What are arteries?
Vein most commonly used in phlebotomy
What is the median cubital?
Natural coagulant that keeps blood from clotting
What is heparin?
Liquid part of whole blood
What is plasma?
Liquid part obtained when blood is clotted
What is serum?
Blood vessels that carry blood to the heart
What are veins?
Method of choice when only a small amount of blood is needed
What is a capillary puncture?
Narrow middle layer when blood is centrifuged
What is the buffy coat?
A swelling or tumor of blood under the skin causing a bruise
What is a hematoma?
What should be done if a nerve is hit during a venipuncture
What is file an incident report?
Most serious laboratory mistake
What is misidentification of a patient?
Gently touching & pressing on a vein
What is palpating?
A band placed above the vein puncture site making the vein more prominent
What is a tourniquet?
The breaking open or rupture of red blood cells and the release of their hemoglobin
What is hemolysis?
If a patient feels faint during a venipuncture the phlebotomist should stay with the patient for how long
What is 15 minutes?
3 things a capillary draws blood from
What are arterioles, venules, & capillaries?
Always remove because it contains fluid that could dilute sample
What is the first drop of blood?
A capillary puncture on a newborn’s heel should not exceed...
What is 2 mm?
A patient typically stops bleeding how long after applying pressure to the site
What is 2-6 minutes?
The most common exposure to blood borne pathogens in health care results from...
What is accidental puncture wounds from contaminated needles, glass, or other sharp items?
Capillary blood is a mixture of
What is venous and arteriole blood?
A synthesized anticoagulant that also preserves blood cells
What is EDTA?
Gold, red, & tiger rubber-topped tubes should clot in an upright position for how long
What is 30 minutes?
Fainting
What is syncope?
One reason there’s a failure to obtain blood when the needle is in the arm
What is the bevel is against the upper wall of the vein and the vein has collapsed?