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From: chris@mimsy.UUCP (Chris Torek)
Newsgroups: sci.misc,sci.psychology
Subject: Re: A Sneeze (AH-choo!) Question
Message-ID: <11013@mimsy.UUCP>
Date: 11 Apr 88 11:44:54 GMT
References: <7756@alice.UUCP> <939@xn.LL.MIT.EDU> <11360@santra.UUCP> <2549@ihuxv.ATT.COM>
Organization: U of Maryland, Dept. of Computer Science, Coll. Pk., MD 20742
Lines: 19
Keywords: sneeze

In article <2549@ihuxv.ATT.COM> tedk@ihuxv.ATT.COM (Kekatos)
substitutes `|' for `>' in too many places (note message id below) :-)
and comments:

>In article <11360@santra.UUCP| s30986u@kaira.UUCP (Martin Olav Helin) writes:
>|... I would be interested to hear any suggestions why sudden exposure
>|[to sunlight] makes you sneeze in the first place.

>I was told that it has something to do with "histamines". 

The claim I heard is that it is something called `photic optic reflex',
and has something to do with the optic and nasal nerves `interfering',
so that the bright light is mistakenly interpreted by the brain as
nasal irritation.

It always makes me sneeze twice too.
-- 
In-Real-Life: Chris Torek, Univ of MD Comp Sci Dept (+1 301 454 7163)
Domain:	chris@mimsy.umd.edu	Path:	uunet!mimsy!chris