Cardiovascular System Vocabulary: Blood Please research the terms below and give definitions for each in YOUR OWN WORDS. Copy and paste answers straight from the internet will receive no credit! If the definition is given, fill in the blank with the correct associated term. Word Erythrocyte Definition Process of creating new blood cells. Leukocytes The “liquid” portion of blood. Platelets Fibrinogen Waste product produced from destruction of red blood cells via liver. Hemoglobin Hemostasis Thrombin An antigen marker found on the surface of blood cells with Rh+ blood.