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Re: Parrish's neck work ... -Reply



At 03:08 PM 4/30/99 -0500, Augustus  Toby  White wrote:
>If we suppose that they reared to eat, lets not forget the blood pressure 
>problem.  I can't recall the numbers, but the pressure necessary to supply 
>the brain with oxygen in a vertical position is pretty unreasonable.  

This computation assumes a simple blood distribution system.  A system with
valves and/or auxiliary pumps in the neck can get by on lower blood
pressures.  I do not attach much importance to this computation.

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May the peace of God be with you.         sarima@ix.netcom.com