clot activator
Medical term Phlebotomy
A tube additive that speeds clotting so serum can be separated; it can interfere with coagulation tests.
Related terms
- additiveA substance in a blood tube, such as an anticoagulant or clot activator, that prepares the specimen for…
- coagulationFormation of a blood clot.
- serumThe liquid left after blood clots; plasma without clotting factors.
- 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.
- chain of custodyWritten documentation of everyone who handles a specimen, such as for a drug test, from collection to…
- 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…
- fasting specimenA sample drawn after the patient has not eaten for a set time, required for some tests such as glucose and…
Study Phlebotomy