Why do human have appendices?

jonathandlynch at gmail.com jonathandlynch at gmail.com
Wed Apr 21 17:50:25 CDT 2010


Some speculate that it serves as a repository for beneficial bacteria.
Sent from my Verizon Wireless BlackBerry

-----Original Message-----
From: "Petrides, M.D. Marian" <mpetrides at earthlink.net>
Date: Wed, 21 Apr 2010 08:04:29 
To: How to use Revolution<use-revolution at lists.runrev.com>
Subject: Re: Why do human have appendices?

The appendix is a vestigial organ, just like the coccyx is humankind's  
vestigial tail.

On Apr 21, 2010, at 3:16 AM, Richmond Mathewson wrote:

> Well there are a number of theories there.
>
> Evolutionary theory suggests that humans have evolved from herbivores
> that needed appendices to house lots of gut flora to help digest  
> cellulose.
>
> Why do we still have appendices?  Well, just possibly they might be  
> there
> as a sort of stop-gap in the unlikely eventuality of having to go on  
> an
> all-grass diet for a spot.
>
> -------------------------------------------------------------------------
>
> Why has RunRev removed various capabilities that were there in earlier
> recensions of their software?
>
> *** Standalone building capabilities for, supposedly, deprecated
>         operating systems:
>
>        Mac Classic
>        UNIX
>
>        many others
>
> ------------------------------------------------------------------------
>
> As one updates / upgrades software / one's house / one's computer /  
> etc.
> it is generally the done thing to add enhancements that expand the  
> possibilities
> for that thing.
>
> However; when I put in a second toilet I don't do it at the expense  
> of the kitchen.
>
> When I put a second LightScribe DVD burner in my G4 Mac I didn't rip  
> out
> 3 of the Hard-drives.
>
> When I made a new computer desk so that I could snuggle my Linux  
> text box
> and my headless XP box right up next to my G4 linked monitor and  
> keyboard
> I still made sure I had easy access to my BBC Micro (very useful for  
> calming-down
> and modelling loops - in BBC BASIC - for implementing in RunRev  
> later).
>
> ------------------------------------------------------------------------
>
> On my G4 I have, amongst all the other 'Guff', RunRev 1.1.1 and  
> 2.0.1, so I
> can always "go back to the future" and run off a standalone for some  
> older
> OS; but, of course, a lot of the capabilities and features  
> introduced in later
> recensions of RunRev get lost.
>
> But who wants to feed grass to a cow and wait for it to sick up its  
> cud so
> that it is slightly more digestable for humans?
>
> sincerely, Richmond Mathewson.
> ____________________________________________________________________
>
> Mr Mathewson holds a BA in Philosophy and this sometimes gets the
> better of him . . .  :)
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