Question
Which one of the following human organs is often called the “graveyard” of RBCs?
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Gall bladder
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kidney
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Spleen
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Liver
Solution
C.
Spleen
The average life span of human RBCs is 120 days. The aged RBCs attract autoantibodies after which they are attached by macrophages in liver and spleen. Spleen is also called as graveyard of RBCs. The process of destruction of RBCs is called haemolysis. About 2.5 million RBCs destroyed every second in body.
