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The identification of mature and immature blood cells in peripheral blood smears and bone marrow preparations is fundamental to the laboratory diagnosis of haematological disorders. Here, you may review the mature and immature white cells to gain more practice and confidence in their identification.
Blood cells are produced by bone marrow within bone. Bone marrow stem cells develop into red blood cells, white blood cells, and platelets. Certain white blood cells mature in the lymph nodes, spleen, and thymus gland.Matured blood cells have varying life spans.he major components of blood include plasma, red blood cells, white blood cells, and platelets. 1  Plasma: This major constituent of blood comprises about 55 percent of blood volume. 2  It consists of water with several different substances dissolved within. 3  Plasma contains salts, proteins, and blood cells.