E R Y T H R O P O I E S I S & I T ' S R E G U L A T I O N
HELLO FOLKS, TODAY, LETS TAKE A LOOK AT HOW THE RED BLOOD CELLS ARE PRODUCED IN OUR BODY! Because of the inability of erythrocytes (red blood cell s) to divide to replenish their numbers, the old ruptured cell s must be replaced by totally new cell s. They meet their demise because they don’t have the usual specialized intracell ular machinery, which controls cell growth and repair, leading to a short life span of 120 days. This short life span necessitates the process erythropoiesis , which is the formation of red blood cell s. All blood cell s are formed in the bone marrow. This is the erythrocyte factory, which is soft, highly cell ar tissue that fills the internal cavities of bones. HUMAN BONE MARROW During intrauterine development, the early stages of life, erythrocytes are produced first by the yolk sac and then by the developing spleen duri...
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