Procedure whereby plasma is separated and extracted from anticoagulated whole blood and the red cells retransfused to the donor. Plasmapheresis is also employed for therapeutic use.
Lunula
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The light crescent~shaped moon at the base of the fingernails
Lunula meaning & definition 1 of Lunula.
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The lunula is a semilunar (half-moon) white region at the base of the nail plate, and is generally found in the thumbnail of most people and in a varying degrees in other fingers.Air mixed in with keratin and cells rich in nuclei gives the lunula its whitish color.
Lunula meaning & definition 2 of Lunula.
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