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Subject:
Re: Blood Not So Simple
From:
Richard O Brown <[log in to unmask]>
Reply To:
Informal Science Education Network <[log in to unmask]>
Date:
Mon, 30 Nov 2009 13:10:59 -0800
Content-Type:
text/plain
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ISEN-ASTC-L is a service of the Association of Science-Technology Centers
Incorporated, a worldwide network of science museums and related institutions.
*****************************************************************************

As usual in biology, there are fascinating exceptions.  People can actually
have green blood, in the rare condition of sulfhemoglobinemia, as a side
effect of certain drugs.
http://scrubnotes.blogspot.com/2008/05/medical-marvel-sulfhemoglobinemia-green.html

On Mon, Nov 30, 2009 at 12:58 PM, Mike Levad <[log in to unmask]>wrote:

> ISEN-ASTC-L is a service of the Association of Science-Technology Centers
> Incorporated, a worldwide network of science museums and related
> institutions.
>
> *****************************************************************************
>
> The complete answer from the "Straight Dope"
>
>
> http://www.straightdope.com/columns/read/1419/if-blood-is-red-why-do-your-ve
> ins-look-blue<http://www.straightdope.com/columns/read/1419/if-blood-is-red-why-do-your-ve%0Ains-look-blue>
>
>
> On 11/30/09 2:49 PM, "Stuart Kohlhagen" <[log in to unmask]>
> wrote:
>
> > ISEN-ASTC-L is a service of the Association of Science-Technology Centers
> > Incorporated, a worldwide network of science museums and related
> institutions.
> >
> *****************************************************************************
> >
> > not so much blue and red, as dark red ( non-oxygenated) to bright red
> > -oxygenated.
> > The "blue" veins is mostly the colour of the vessels + a little
> contribution
> > from the darker red -slightly more purple de-oxygenated blood.
> >
> > in some animals ( crustaceans) the haemoglobin uses cobalt not iron and
> they
> > have electric light blue tinted blood....
> >
> > Stuart Kohlhagen
> > Manager Research and development
> > Questacon
> >
> >
> > -----Original Message-----
> > From: Informal Science Education Network on behalf of Jonah Cohen
> > Sent: Tue 1/12/2009 7:22 AM
> > To: [log in to unmask]
> > Subject: Blood Not So Simple
> >
> > ISEN-ASTC-L is a service of the Association of Science-Technology Centers
> > Incorporated, a worldwide network of science museums and related
> institutions.
> >
> *****************************************************************************
> >
> > OK, folks. Some debate was going on, and (go figure) online searching
> > revealed much baldly contradictory info. So let me ask the esteemed
> > folks of ASTC:
> >
> > Human blood: blue? red? changing between the two?
> >
> > Vulcans = green,
> > Jonah Cohen
> > Outreach & Public Programs Manager
> > The Children's Museum
> >
> > "The point is, with the right amount of genius and a touch of perceived
> > insanity, science can conquer anything."
> >
> >
> >
> > ***********************************************************************
> > For information about the Association of Science-Technology Centers and
> the
> > Informal Science Education Network please visit www.astc.org.
> >
> > Check out the latest case studies and reviews on ExhibitFiles at
> > www.exhibitfiles.org.
> >
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> > ***********************************************************************
> > For information about the Association of Science-Technology Centers and
> the
> > Informal Science Education Network please visit www.astc.org.
> >
> > Check out the latest case studies and reviews on ExhibitFiles at
> > www.exhibitfiles.org.
> >
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> ***********************************************************************
> For information about the Association of Science-Technology Centers and the
> Informal Science Education Network please visit www.astc.org.
>
> Check out the latest case studies and reviews on ExhibitFiles at
> www.exhibitfiles.org.
>
> The ISEN-ASTC-L email list is powered by LISTSERVR software from L-Soft. To
> learn more, visit
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> To remove your e-mail address from the ISEN-ASTC-L list, send the
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***********************************************************************
For information about the Association of Science-Technology Centers and the Informal Science Education Network please visit www.astc.org.

Check out the latest case studies and reviews on ExhibitFiles at www.exhibitfiles.org.

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