History: Trachea Edit Classic editor History Back to page | View logs for this page Browse history From year (and earlier): From month (and earlier): all January February March April May June July August September October November December Deleted only For any version listed below, click on its date to view it. For more help, see Help:Page history. (cur) = difference from current version, (prev) = difference from preceding version, m = minor edit, → = section edit, ← = automatic edit summary (cur | prev) 12:38, February 15, 2009 Dr Joe Kiff (Talk | contribs) . . (813 bytes) (+813) . . (New page: '''Trachea''' is a common term for an airway through which respiratory air passes in organisms. In vertebrates, it is held open by up to 20 C-shaped rings of cartilage. '''Trachea''' may...) Retrieved from "http://psychology.wikia.com/wiki/Trachea"