How old are the cells in my body?
Janet-Duerr at omrf.ouhsc.edu
Mon Mar 18 12:18:17 EST 2002
I have read estimates of 1 _trillion_ neurons in the human brain. So
the number must be many times more than that for the entire body.
> How many cells are in my body? Is it a consistent number? Or does it
> fluctuate? When a cell dies where does it go? Does it deteriorate or stay
> in my body? Are the cells in my body the same age as me? Are all my cells
> also 27 years old? Or are none of the cells I was born with still part of
> my body? Have all my original cells died and deteriorate and been replaced
> by others? Every single part of my body is made up of cells right? If all
> the cells that I was comprised of when I was born have died have they been
> replaced by others and in a sense I am not physically the same person I was
> when I was born?
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