Blood composition Essay Example | Topics and Well Written Essays - 250 words

Blood composition - Essay Example The latter are responsible for giving rise to the blood cells. The mixed myeloid progenitor cells differentiate into the colony forming units (CFU), which ultimately give rise to a particular type of the blood cell. Erythroid cells form the red blood cells which are responsible for carrying hemoglobin and transport oxygen. The white blood cells include monocytes and granulocytes. Monocytes circulate in the blood for some time and then migrate to the tissues to take part in the inflammatory reactions. Three types of granulocytes circulate in the blood, neutrophils, eosinophils and basophils. Neutrophils are the most common among the three. They serve to protect against the infections as they recognize and destroy the foreign antigens. Eosinophils account for 1-6% of the circulating WBCs and are responsible for eliciting allergic reactions and also fight against Platyhelminthes and protozoa. Basophils are involved in hypersensitivity reactions by interacting with IgE antibody. Platelet s arise from megakaryocytes and after activation form fibrin plugs to control abnormal