chain of custody
Medical term Phlebotomy
Written documentation of everyone who handles a specimen, such as for a drug test, from collection to testing, so its integrity can be proven.
Related terms
- butterfly needleA winged infusion set: a needle with plastic wings and tubing, used with a syringe or evacuated tubes.
- capillary puncturePuncturing the skin of a fingertip or infant heel with a lancet to collect a small blood sample, often for…
- centrifugeA machine that spins specimens at high speed to separate serum or plasma from blood cells.
- cephalic veinA superficial vein on the thumb side of the arm, often used for venipuncture.
- clot activatorA tube additive that speeds clotting so serum can be separated; it can interfere with coagulation tests.
- coagulationFormation of a blood clot.
- EDTAEthylenediaminetetraacetic acid: the anticoagulant in lavender (also pink or pearl) tubes, used for…
- evacuated tubeA blood collection tube with a premeasured vacuum that fills automatically when attached to a needle and…
Study Phlebotomy