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Bonewit chapt 17
Phlebotomy(Krista Elzey)
Term | Definition |
---|---|
antecubital space | the surface of the arm in front of the elbow |
anticoagulant | a substance that inhibits blood clotting |
buffy coat | a thin, light colored layer of white blood cells & platelets that lies between a top layer of plasma & a bottom layer of red blood cells when an anticoagulant has been added to a blood specimen |
evacuated tube | a closed glass or plastic tube that contains a premeasured vacuum |
hematoma | a swelling or mass of coagulated blood caused by a break in a blood vessel |
hemoconcentration | an increase in the concentration of the non filterable blood components in the blood vessels, such as red blood cells, enzymes, iron & calcium, as a result of a decrease in the fluid content of the blood |
hemolysis | the breakdown of blood cells |
osteochondritis | inflammation of bone and cartilage |
osteomyelitis | inflammation of the bone as a result of bacterial infection |
phlebotomist | a health care professional trained in the collection of blood specimens |
phlebotomy | incision of a vein for the removal of blood; the collection of blood |
plasma | the liquid part of the blood consisting of a clear, straw colored fluid that comprises approximately 55% of the blood volume |
serum | plasma from which the clotting factor fibrinogen has been removed |
venipuncture | puncturing of a vein |
venous reflux | the backflow of blood (from an evacuated tube) into the patient's vein |
venous stasis | the temporary cessation or slowing of the venous blood flow |