When we cry how do our tear ducts form tears?

Subject: When we cry how do our tear ducts form tears?

Date: Sat Aug 21 01:35:29 1999
Posted by Sarah
Grade level: undergrad School: Midwestern State University
City: Wichita Falls State/Province: TX Country: USA
Area of science: Anatomy
ID: 935213729.An

Message:


I just heard... a theory and i was wondering how they are really formed... 
It would be neat to know.

Re: When we cry how do our tear ducts form tears?

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