Re: Tears

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In article <3u1cae$ns8@news.globalone.net>, pnich@globalone.net (Phil Nicholls)
says:
>
>All of this argues against tears being an outlet for salt excretion.
>If tears were a salt excretion they would have to be hypertonic
>(saltier than the eyeball or body fluids). Actually I believe I read
>someplace that human tears are usual slightly hypotonic.

But it doesn't necessarily argue against tears having been a salt
excretion at an earlier stage in hominid evolution, which, if I
understand her correctly, is the hypothesis that Elaine Morgan advances.

Nicholas Rosen
Standard disclaimers apply.

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