Trachea to prevent swallowed matter from entering the trachea. In the fourth week of development of the human embryo as the respiratory bud grows, the trachea separates from the foregut through the formation of tracheoesophageal ridges which fuse to form the tracheoesophageal septum and this separates the future trachea from the oesophagus and divides the foregut tube into the laryngotracheal tube. Before the end of the fifth week, the trachea begins to develop from the laryngotracheal tube which develops from the laryngotracheal groove. The first part of the cephalic region of the tube forms the larynx, and the next part forms
What What (In the Butt) What What (In the Butt) "What What (In the Butt)" is a viral video created by Andrew Swant and Bobby Ciraldo for the song of the same name by Samwell. It is known for its numerous camp references to homosexuality and anal sex. The lyrics of the song, a production of Mike Stasny, mostly revolve around the title. The video was made in Milwaukee, Wisconsin and uploaded on Valentine's Day 2007 to YouTube. As of March 2016, the video had over 60 million views. On 5 March 2007, with regard to the Christian imagery in the video, Samwell said, in