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 Yo Name Iz? the U.S. Billboard Hot R&B/Hip-Hop Songs on the week of October 23, 2010. It spent 27 weeks on the chart and peaked at number 41. What Yo Name Iz? "What Yo Name Iz?" is the debut single by American rapper Kirko Bangz. The Sound M.O.B. produced song was featured on his mixtape "Procrastination Kills 3" (2011). It's also Kirko Bangz's first song to chart on the US "Billboard" charts. The official remix to "What Yo Name Iz?" features Wale, Big Sean, and Bun B. The remix was released on , before the original version. Maxrank also made a remix for