hem/o, hemat/o

Word root Routine Blood Collections

Blood.

Example: hematology (study of blood)

Sources

Appendix A: Word Parts and What They Mean · MedlinePlus, U.S. National Library of Medicine
Understanding Medical Words: A Tutorial · MedlinePlus, U.S. National Library of Medicine

Terms built with hem/o, hemat/o

erythemaRedness of the skin from increased blood flow. Unlike petechiae or a bruise, it fades (blanches) when pressed.
hematocritThe share of whole blood volume made up of red cells. Donors must meet FDA minimum hemoglobin or hematocrit…
hematomaSwelling from blood leaking into tissue at the puncture, for example when the needle goes through the vein…
hemoconcentrationRise in cell and protein concentration when plasma water leaves the vein, as with a tourniquet left on too…
hemoglobinIron-based protein packed inside red cells; it picks up oxygen in the lungs, releases it to tissues and…
hemolysisRupture of red cells that releases hemoglobin and potassium into serum or plasma, tinting it pink to red and…
hemostasisThe body's process for stopping bleeding: the vessel narrows, platelets form a plug, then coagulation builds…