tourniquet
Medical term Phlebotomy
A band tied around the arm to slow venous blood flow so veins are easier to find and puncture.
Sources
Related terms
- plasmaThe liquid part of blood, mostly water, that carries blood cells and dissolved substances.
- serumThe liquid left after blood clots; plasma without clotting factors.
- serum separator tubeA gold or red-gray (tiger top) tube with clot activator and a gel that separates serum from cells during…
- sodium citrateThe anticoagulant in light blue tubes, used for coagulation tests such as PT/INR; the tube must be filled to…
- vasovagal reactionA reaction with pallor, sweating, dizziness, nausea and sometimes fainting, which can occur during blood…
- venipuncturePuncturing a vein with a needle to collect blood.